diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index 69cfc7c..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,15 +0,0 @@
-[submodule "nft-marketplace-server"]
-	path = nft-marketplace-server
-	url = https://github.com/mlabs-haskell/nft-marketplace-server
-[submodule "ogmios-datum-cache"]
-	path = ogmios-datum-cache
-	url = https://github.com/mlabs-haskell/ogmios-datum-cache
-[submodule "cardano-transaction-lib"]
-	path = cardano-transaction-lib
-	url = https://github.com/Plutonomicon/cardano-transaction-lib
-[submodule "nft-marketplace"]
-	path = nft-marketplace
-	url = https://github.com/mlabs-haskell/nft-marketplace
-[submodule "plutus-use-cases"]
-	path = plutus-use-cases
-	url = https://github.com/mlabs-haskell/plutus-use-cases
diff --git a/arion-compose.nix b/arion-compose.nix
index 09530b2..75049a4 100644
--- a/arion-compose.nix
+++ b/arion-compose.nix
@@ -1,13 +1,6 @@
 { pkgs, ... }:
-let
-  nft-marketplace-server =
-    (pkgs.callPackage (import nft-marketplace-server/release.nix)
-      { }).nft-marketplace-server;
-  ogmios-datum-cache = (pkgs.callPackage (import ogmios-datum-cache/release.nix)
-    { }).ogmios-datum-cache;
-  cardano-transaction-lib-server = (import
-    cardano-transaction-lib/default.nix).packages.x86_64-linux."cardano-browser-tx-server:exe:cardano-browser-tx-server";
-in {
+
+{
   # NOTE: still can't remember it...
   # ports = [ "host:container" ]
   config.services = {
@@ -44,7 +37,7 @@ in {
     };
     cardano-transaction-lib-server.service = {
       command =
-        [ "${cardano-transaction-lib-server}/bin/cardano-browser-tx-server" ];
+        [ "${pkgs.cardano-transaction-lib-server}/bin/cardano-browser-tx-server" ];
       ports = [ "8081:8081" ];
       useHostStore = true;
     };
@@ -66,7 +59,7 @@ in {
       ];
     };
     ogmios-datum-cache.service = {
-      command = [ "${ogmios-datum-cache}/bin/ogmios-datum-cache" ];
+      command = [ "${pkgs.ogmios-datum-cache}/bin/ogmios-datum-cache" ];
       depends_on = {
         ogmios.condition = "service_healthy";
         postgresql-db.condition = "service_healthy";
@@ -117,7 +110,7 @@ in {
     };
     nft-marketplace-server.service = {
       command = [
-        "${nft-marketplace-server}/bin/nft-marketplace-server"
+        "${pkgs.nft-marketplace-server}/bin/nft-marketplace-server"
         "--db-connection"
         "postgresql://seabug:seabug@postgresql-db:5432/seabug"
         "--nft-storage-key"
diff --git a/arion-pkgs.nix b/arion-pkgs.nix
index d1f0fc2..b1761aa 100644
--- a/arion-pkgs.nix
+++ b/arion-pkgs.nix
@@ -1 +1,15 @@
-import <nixpkgs> { system = "x86_64-linux"; }
+let flake = (import
+  (
+    let lock = builtins.fromJSON (builtins.readFile ./flake.lock); in
+    fetchTarball {
+      url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
+      sha256 = lock.nodes.flake-compat.locked.narHash;
+    }
+  )
+  { src = ./.; }
+);
+in
+import (flake.inputs.nixpkgs) {
+  systeem = "x86-64_linux";
+  overlays = [ flake.overlay ];
+}
diff --git a/buildFrontend.sh b/buildFrontend.sh
index 6f3d55b..3fbbcc5 100755
--- a/buildFrontend.sh
+++ b/buildFrontend.sh
@@ -1 +1 @@
-nix develop cardano-transaction-lib/ -L --extra-experimental-features "nix-command flakes" -c ./buildFrontendStage2.sh 
+nix develop ".#stage2" -L --extra-experimental-features "nix-command flakes" -c ./buildFrontendStage2.sh
diff --git a/cardano-transaction-lib b/cardano-transaction-lib
deleted file mode 160000
index 77b1517..0000000
--- a/cardano-transaction-lib
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 77b1517ceb6e320498b95407af7bdd87902f41b4
diff --git a/flake.lock b/flake.lock
index 244c30c..5ee1cd0 100644
--- a/flake.lock
+++ b/flake.lock
@@ -64,6 +64,88 @@
         "type": "github"
       }
     },
+    "HTTP_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1451647621,
+        "narHash": "sha256-oHIyw3x0iKBexEo49YeUDV1k74ZtyYKGR2gNJXXRxts=",
+        "owner": "phadej",
+        "repo": "HTTP",
+        "rev": "9bc0996d412fef1787449d841277ef663ad9a915",
+        "type": "github"
+      },
+      "original": {
+        "owner": "phadej",
+        "repo": "HTTP",
+        "type": "github"
+      }
+    },
+    "HTTP_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1451647621,
+        "narHash": "sha256-oHIyw3x0iKBexEo49YeUDV1k74ZtyYKGR2gNJXXRxts=",
+        "owner": "phadej",
+        "repo": "HTTP",
+        "rev": "9bc0996d412fef1787449d841277ef663ad9a915",
+        "type": "github"
+      },
+      "original": {
+        "owner": "phadej",
+        "repo": "HTTP",
+        "type": "github"
+      }
+    },
+    "HTTP_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1451647621,
+        "narHash": "sha256-oHIyw3x0iKBexEo49YeUDV1k74ZtyYKGR2gNJXXRxts=",
+        "owner": "phadej",
+        "repo": "HTTP",
+        "rev": "9bc0996d412fef1787449d841277ef663ad9a915",
+        "type": "github"
+      },
+      "original": {
+        "owner": "phadej",
+        "repo": "HTTP",
+        "type": "github"
+      }
+    },
+    "Win32-network": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1627315969,
+        "narHash": "sha256-Hesb5GXSx0IwKSIi42ofisVELcQNX6lwHcoZcbaDiqc=",
+        "owner": "input-output-hk",
+        "repo": "Win32-network",
+        "rev": "3825d3abf75f83f406c1f7161883c438dac7277d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "Win32-network",
+        "rev": "3825d3abf75f83f406c1f7161883c438dac7277d",
+        "type": "github"
+      }
+    },
+    "Win32-network_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1627315969,
+        "narHash": "sha256-Hesb5GXSx0IwKSIi42ofisVELcQNX6lwHcoZcbaDiqc=",
+        "owner": "input-output-hk",
+        "repo": "Win32-network",
+        "rev": "3825d3abf75f83f406c1f7161883c438dac7277d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "Win32-network",
+        "rev": "3825d3abf75f83f406c1f7161883c438dac7277d",
+        "type": "github"
+      }
+    },
     "arion": {
       "inputs": {
         "nixpkgs": "nixpkgs"
@@ -151,6 +233,57 @@
         "type": "github"
       }
     },
+    "cabal-32_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1603716527,
+        "narHash": "sha256-sDbrmur9Zfp4mPKohCD8IDZfXJ0Tjxpmr2R+kg5PpSY=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "94aaa8e4720081f9c75497e2735b90f6a819b08e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.2",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cabal-32_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1603716527,
+        "narHash": "sha256-X0TFfdD4KZpwl0Zr6x+PLxUt/VyKQfX7ylXHdmZIL+w=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "48bf10787e27364730dd37a42b603cee8d6af7ee",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.2",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cabal-32_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1603716527,
+        "narHash": "sha256-X0TFfdD4KZpwl0Zr6x+PLxUt/VyKQfX7ylXHdmZIL+w=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "48bf10787e27364730dd37a42b603cee8d6af7ee",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.2",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
     "cabal-34": {
       "flake": false,
       "locked": {
@@ -219,6 +352,57 @@
         "type": "github"
       }
     },
+    "cabal-34_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1622475795,
+        "narHash": "sha256-chwTL304Cav+7p38d9mcb+egABWmxo2Aq+xgVBgEb/U=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "b086c1995cdd616fc8d91f46a21e905cc50a1049",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.4",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cabal-34_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1640353650,
+        "narHash": "sha256-N1t6M3/wqj90AEdRkeC8i923gQYUpzSr8b40qVOZ1Rk=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "942639c18c0cd8ec53e0a6f8d120091af35312cd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.4",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cabal-34_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1640353650,
+        "narHash": "sha256-N1t6M3/wqj90AEdRkeC8i923gQYUpzSr8b40qVOZ1Rk=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "942639c18c0cd8ec53e0a6f8d120091af35312cd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.4",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
     "cabal-36": {
       "flake": false,
       "locked": {
@@ -270,127 +454,341 @@
         "type": "github"
       }
     },
-    "cardano-mainnet-mirror": {
-      "inputs": {
-        "nixpkgs": "nixpkgs_2"
+    "cabal-36_4": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1641652457,
+        "narHash": "sha256-BlFPKP4C4HRUJeAbdembX1Rms1LD380q9s0qVDeoAak=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "f27667f8ec360c475027dcaee0138c937477b070",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.6",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cabal-36_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1641652457,
+        "narHash": "sha256-BlFPKP4C4HRUJeAbdembX1Rms1LD380q9s0qVDeoAak=",
+        "owner": "haskell",
+        "repo": "cabal",
+        "rev": "f27667f8ec360c475027dcaee0138c937477b070",
+        "type": "github"
       },
+      "original": {
+        "owner": "haskell",
+        "ref": "3.6",
+        "repo": "cabal",
+        "type": "github"
+      }
+    },
+    "cardano-addresses": {
+      "flake": false,
       "locked": {
-        "lastModified": 1642701714,
-        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "lastModified": 1631515399,
+        "narHash": "sha256-XgXQKJHRKAFwIjONh19D/gKE0ARlhMXXcV74eZpd0lw=",
         "owner": "input-output-hk",
-        "repo": "cardano-mainnet-mirror",
-        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "repo": "cardano-addresses",
+        "rev": "d2f86caa085402a953920c6714a0de6a50b655ec",
         "type": "github"
       },
       "original": {
         "owner": "input-output-hk",
-        "ref": "nix",
-        "repo": "cardano-mainnet-mirror",
+        "repo": "cardano-addresses",
+        "rev": "d2f86caa085402a953920c6714a0de6a50b655ec",
         "type": "github"
       }
     },
-    "cardano-mainnet-mirror_2": {
-      "inputs": {
-        "nixpkgs": "nixpkgs_3"
-      },
+    "cardano-base": {
+      "flake": false,
       "locked": {
-        "lastModified": 1642701714,
-        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "lastModified": 1635841753,
+        "narHash": "sha256-OXKsJ1UTj5kJ9xaThM54ZmxFAiFINTPKd4JQa4dPmEU=",
         "owner": "input-output-hk",
-        "repo": "cardano-mainnet-mirror",
-        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "repo": "cardano-base",
+        "rev": "41545ba3ac6b3095966316a99883d678b5ab8da8",
         "type": "github"
       },
       "original": {
         "owner": "input-output-hk",
-        "ref": "nix",
-        "repo": "cardano-mainnet-mirror",
+        "repo": "cardano-base",
+        "rev": "41545ba3ac6b3095966316a99883d678b5ab8da8",
         "type": "github"
       }
     },
-    "cardano-mainnet-mirror_3": {
-      "inputs": {
-        "nixpkgs": "nixpkgs_4"
-      },
+    "cardano-base_2": {
+      "flake": false,
       "locked": {
-        "lastModified": 1642701714,
-        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "lastModified": 1635841753,
+        "narHash": "sha256-OXKsJ1UTj5kJ9xaThM54ZmxFAiFINTPKd4JQa4dPmEU=",
         "owner": "input-output-hk",
-        "repo": "cardano-mainnet-mirror",
-        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "repo": "cardano-base",
+        "rev": "41545ba3ac6b3095966316a99883d678b5ab8da8",
         "type": "github"
       },
       "original": {
         "owner": "input-output-hk",
-        "ref": "nix",
-        "repo": "cardano-mainnet-mirror",
+        "repo": "cardano-base",
+        "rev": "41545ba3ac6b3095966316a99883d678b5ab8da8",
         "type": "github"
       }
     },
-    "cardano-node": {
-      "inputs": {
-        "customConfig": "customConfig",
-        "haskellNix": "haskellNix",
-        "iohkNix": "iohkNix",
-        "membench": "membench",
-        "nixpkgs": [
-          "cardano-node",
-          "haskellNix",
-          "nixpkgs-2105"
-        ],
-        "utils": "utils_4"
-      },
+    "cardano-config": {
+      "flake": false,
       "locked": {
-        "lastModified": 1646407906,
-        "narHash": "sha256-e4k1vCsZqUB/I3uPRDIKP9pZ81E/zosJn8kXySAfBcI=",
+        "lastModified": 1641434343,
+        "narHash": "sha256-/+BX+QcRS3QcADRTqXXReHDRYpJa/+qlcl1E0C3TO+E=",
         "owner": "input-output-hk",
-        "repo": "cardano-node",
-        "rev": "73f9a746362695dc2cb63ba757fbcabb81733d23",
+        "repo": "cardano-config",
+        "rev": "fe7855e981072d392513f9cf3994e0b6eba40d7d",
         "type": "github"
       },
       "original": {
         "owner": "input-output-hk",
-        "repo": "cardano-node",
-        "rev": "73f9a746362695dc2cb63ba757fbcabb81733d23",
+        "repo": "cardano-config",
+        "rev": "fe7855e981072d392513f9cf3994e0b6eba40d7d",
         "type": "github"
       }
     },
-    "cardano-node-snapshot": {
-      "inputs": {
-        "customConfig": "customConfig_2",
-        "haskellNix": "haskellNix_2",
-        "iohkNix": "iohkNix_2",
-        "membench": "membench_2",
-        "nixpkgs": [
-          "cardano-node",
-          "membench",
-          "cardano-node-snapshot",
-          "haskellNix",
-          "nixpkgs-2105"
-        ],
-        "plutus-example": "plutus-example",
-        "utils": "utils_3"
-      },
+    "cardano-configurations": {
+      "flake": false,
       "locked": {
-        "lastModified": 1645120669,
-        "narHash": "sha256-2MKfGsYS5n69+pfqNHb4IH/E95ok1MD7mhEYfUpRcz4=",
+        "lastModified": 1634002394,
+        "narHash": "sha256-yqw88AbBjBa0VDwXz04+1gV3zXYAaS+/1PNowwmrsJ8=",
         "owner": "input-output-hk",
-        "repo": "cardano-node",
-        "rev": "7f00e3ea5a61609e19eeeee4af35241571efdf5c",
+        "repo": "cardano-configurations",
+        "rev": "26b6b6de73f90e4777602b372798bf77addcc321",
         "type": "github"
       },
       "original": {
         "owner": "input-output-hk",
-        "repo": "cardano-node",
-        "rev": "30d62b86e7b98da28ef8ad9412e4e00a1ba1231d",
+        "repo": "cardano-configurations",
         "type": "github"
       }
     },
-    "cardano-node-snapshot_2": {
-      "inputs": {
-        "customConfig": "customConfig_3",
-        "haskellNix": "haskellNix_3",
-        "iohkNix": "iohkNix_3",
+    "cardano-crypto": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1604244485,
+        "narHash": "sha256-2Fipex/WjIRMrvx6F3hjJoAeMtFd2wGnZECT0kuIB9k=",
+        "owner": "input-output-hk",
+        "repo": "cardano-crypto",
+        "rev": "f73079303f663e028288f9f4a9e08bcca39a923e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-crypto",
+        "rev": "f73079303f663e028288f9f4a9e08bcca39a923e",
+        "type": "github"
+      }
+    },
+    "cardano-crypto_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1604244485,
+        "narHash": "sha256-2Fipex/WjIRMrvx6F3hjJoAeMtFd2wGnZECT0kuIB9k=",
+        "owner": "input-output-hk",
+        "repo": "cardano-crypto",
+        "rev": "f73079303f663e028288f9f4a9e08bcca39a923e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-crypto",
+        "rev": "f73079303f663e028288f9f4a9e08bcca39a923e",
+        "type": "github"
+      }
+    },
+    "cardano-ledger": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1639498285,
+        "narHash": "sha256-lRNfkGMHnpPO0T19FZY5BnuRkr0zTRZIkxZVgHH0fys=",
+        "owner": "input-output-hk",
+        "repo": "cardano-ledger",
+        "rev": "1a9ec4ae9e0b09d54e49b2a40c4ead37edadcce5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-ledger",
+        "rev": "1a9ec4ae9e0b09d54e49b2a40c4ead37edadcce5",
+        "type": "github"
+      }
+    },
+    "cardano-ledger_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1639498285,
+        "narHash": "sha256-lRNfkGMHnpPO0T19FZY5BnuRkr0zTRZIkxZVgHH0fys=",
+        "owner": "input-output-hk",
+        "repo": "cardano-ledger",
+        "rev": "1a9ec4ae9e0b09d54e49b2a40c4ead37edadcce5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-ledger",
+        "rev": "1a9ec4ae9e0b09d54e49b2a40c4ead37edadcce5",
+        "type": "github"
+      }
+    },
+    "cardano-mainnet-mirror": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1642701714,
+        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "owner": "input-output-hk",
+        "repo": "cardano-mainnet-mirror",
+        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "ref": "nix",
+        "repo": "cardano-mainnet-mirror",
+        "type": "github"
+      }
+    },
+    "cardano-mainnet-mirror_2": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_3"
+      },
+      "locked": {
+        "lastModified": 1642701714,
+        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "owner": "input-output-hk",
+        "repo": "cardano-mainnet-mirror",
+        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "ref": "nix",
+        "repo": "cardano-mainnet-mirror",
+        "type": "github"
+      }
+    },
+    "cardano-mainnet-mirror_3": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_4"
+      },
+      "locked": {
+        "lastModified": 1642701714,
+        "narHash": "sha256-SR3luE+ePX6U193EKE/KSEuVzWAW0YsyPYDC4hOvALs=",
+        "owner": "input-output-hk",
+        "repo": "cardano-mainnet-mirror",
+        "rev": "819488be9eabbba6aaa7c931559bc584d8071e3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "ref": "nix",
+        "repo": "cardano-mainnet-mirror",
+        "type": "github"
+      }
+    },
+    "cardano-node": {
+      "inputs": {
+        "customConfig": "customConfig",
+        "haskellNix": "haskellNix",
+        "iohkNix": "iohkNix",
+        "membench": "membench",
+        "nixpkgs": [
+          "cardano-node",
+          "haskellNix",
+          "nixpkgs-2105"
+        ],
+        "utils": "utils_4"
+      },
+      "locked": {
+        "lastModified": 1646407906,
+        "narHash": "sha256-e4k1vCsZqUB/I3uPRDIKP9pZ81E/zosJn8kXySAfBcI=",
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "73f9a746362695dc2cb63ba757fbcabb81733d23",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "73f9a746362695dc2cb63ba757fbcabb81733d23",
+        "type": "github"
+      }
+    },
+    "cardano-node-exe": {
+      "inputs": {
+        "customConfig": "customConfig_5",
+        "haskellNix": "haskellNix_5",
+        "iohkNix": "iohkNix_5",
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "cardano-node-exe",
+          "haskellNix",
+          "nixpkgs-2105"
+        ],
+        "utils": "utils_5"
+      },
+      "locked": {
+        "lastModified": 1631803678,
+        "narHash": "sha256-8BFI16sQGE+ltlA7LcDnh/9V8xjuKcTUd09FyPs1p94=",
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "ea8b632820db5546b22430bbb5ed8db4a2fef7dd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "ea8b632820db5546b22430bbb5ed8db4a2fef7dd",
+        "type": "github"
+      }
+    },
+    "cardano-node-snapshot": {
+      "inputs": {
+        "customConfig": "customConfig_2",
+        "haskellNix": "haskellNix_2",
+        "iohkNix": "iohkNix_2",
+        "membench": "membench_2",
+        "nixpkgs": [
+          "cardano-node",
+          "membench",
+          "cardano-node-snapshot",
+          "haskellNix",
+          "nixpkgs-2105"
+        ],
+        "plutus-example": "plutus-example",
+        "utils": "utils_3"
+      },
+      "locked": {
+        "lastModified": 1645120669,
+        "narHash": "sha256-2MKfGsYS5n69+pfqNHb4IH/E95ok1MD7mhEYfUpRcz4=",
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "7f00e3ea5a61609e19eeeee4af35241571efdf5c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "30d62b86e7b98da28ef8ad9412e4e00a1ba1231d",
+        "type": "github"
+      }
+    },
+    "cardano-node-snapshot_2": {
+      "inputs": {
+        "customConfig": "customConfig_3",
+        "haskellNix": "haskellNix_3",
+        "iohkNix": "iohkNix_3",
         "membench": "membench_3",
         "nixpkgs": [
           "cardano-node",
@@ -418,6 +816,74 @@
         "type": "github"
       }
     },
+    "cardano-node_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1643020087,
+        "narHash": "sha256-NPkY19Q5BJv1Ebf/biQ9fsbjh5gQuncoXQCslau/i6M=",
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "8909dea9b3996b8288f15f0e4f31fb0f63964197",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "8909dea9b3996b8288f15f0e4f31fb0f63964197",
+        "type": "github"
+      }
+    },
+    "cardano-node_3": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1640022647,
+        "narHash": "sha256-M+YnF7Zj/7QK2pu0T75xNVaX0eEeijtBH8yz+jEHIMM=",
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "814df2c146f5d56f8c35a681fe75e85b905aed5d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-node",
+        "rev": "814df2c146f5d56f8c35a681fe75e85b905aed5d",
+        "type": "github"
+      }
+    },
+    "cardano-prelude": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1617089317,
+        "narHash": "sha256-kgX3DKyfjBb8/XcDEd+/adlETsFlp5sCSurHWgsFAQI=",
+        "owner": "input-output-hk",
+        "repo": "cardano-prelude",
+        "rev": "bb4ed71ba8e587f672d06edf9d2e376f4b055555",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-prelude",
+        "rev": "bb4ed71ba8e587f672d06edf9d2e376f4b055555",
+        "type": "github"
+      }
+    },
+    "cardano-prelude_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1617089317,
+        "narHash": "sha256-kgX3DKyfjBb8/XcDEd+/adlETsFlp5sCSurHWgsFAQI=",
+        "owner": "input-output-hk",
+        "repo": "cardano-prelude",
+        "rev": "bb4ed71ba8e587f672d06edf9d2e376f4b055555",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-prelude",
+        "rev": "bb4ed71ba8e587f672d06edf9d2e376f4b055555",
+        "type": "github"
+      }
+    },
     "cardano-shell": {
       "flake": false,
       "locked": {
@@ -482,6 +948,120 @@
         "type": "github"
       }
     },
+    "cardano-shell_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1608537748,
+        "narHash": "sha256-PulY1GfiMgKVnBci3ex4ptk2UNYMXqGjJOxcPy2KYT4=",
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "rev": "9392c75087cb9a3d453998f4230930dea3a95725",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "type": "github"
+      }
+    },
+    "cardano-shell_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1608537748,
+        "narHash": "sha256-PulY1GfiMgKVnBci3ex4ptk2UNYMXqGjJOxcPy2KYT4=",
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "rev": "9392c75087cb9a3d453998f4230930dea3a95725",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "type": "github"
+      }
+    },
+    "cardano-shell_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1608537748,
+        "narHash": "sha256-PulY1GfiMgKVnBci3ex4ptk2UNYMXqGjJOxcPy2KYT4=",
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "rev": "9392c75087cb9a3d453998f4230930dea3a95725",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-shell",
+        "type": "github"
+      }
+    },
+    "cardano-transaction-lib": {
+      "inputs": {
+        "Win32-network": "Win32-network",
+        "cardano-addresses": "cardano-addresses",
+        "cardano-base": "cardano-base",
+        "cardano-config": "cardano-config",
+        "cardano-configurations": "cardano-configurations",
+        "cardano-crypto": "cardano-crypto",
+        "cardano-ledger": "cardano-ledger",
+        "cardano-node": "cardano-node_2",
+        "cardano-node-exe": "cardano-node-exe",
+        "cardano-prelude": "cardano-prelude",
+        "cardano-wallet": "cardano-wallet",
+        "easy-purescript-nix": "easy-purescript-nix",
+        "ekg-forward": "ekg-forward",
+        "flat": "flat",
+        "goblins": "goblins",
+        "haskell-nix": "haskell-nix",
+        "iohk-monitoring-framework": "iohk-monitoring-framework",
+        "iohk-nix": "iohk-nix",
+        "nixpkgs": "nixpkgs_6",
+        "nixpkgs-unstable": [
+          "cardano-transaction-lib",
+          "haskell-nix",
+          "nixpkgs-unstable"
+        ],
+        "ogmios": "ogmios",
+        "ogmios-datum-cache": "ogmios-datum-cache",
+        "optparse-applicative": "optparse-applicative",
+        "ouroboros-network": "ouroboros-network_5",
+        "plutus": "plutus_2",
+        "purescript-bridge": "purescript-bridge",
+        "servant-purescript": "servant-purescript"
+      },
+      "locked": {
+        "lastModified": 1650658864,
+        "narHash": "sha256-dhAgfJA8Kuz1D/mjDh2g0uSH/qZ4spMcjt0P65eTTu0=",
+        "owner": "Plutonomicon",
+        "repo": "cardano-transaction-lib",
+        "rev": "77b1517ceb6e320498b95407af7bdd87902f41b4",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Plutonomicon",
+        "ref": "seabug-deployment",
+        "repo": "cardano-transaction-lib",
+        "type": "github"
+      }
+    },
+    "cardano-wallet": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1632116683,
+        "narHash": "sha256-Ju6XueTKP3FwRkKIE+7a32hcEJMGbxdqiznJNi9sYdc=",
+        "owner": "input-output-hk",
+        "repo": "cardano-wallet",
+        "rev": "ae7569293e94241ef6829139ec02bd91abd069df",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "cardano-wallet",
+        "rev": "ae7569293e94241ef6829139ec02bd91abd069df",
+        "type": "github"
+      }
+    },
     "customConfig": {
       "locked": {
         "lastModified": 1630400035,
@@ -542,6 +1122,102 @@
         "type": "github"
       }
     },
+    "customConfig_5": {
+      "locked": {
+        "lastModified": 1630400035,
+        "narHash": "sha256-MWaVOCzuFwp09wZIW9iHq5wWen5C69I940N1swZLEQ0=",
+        "owner": "input-output-hk",
+        "repo": "empty-flake",
+        "rev": "2040a05b67bf9a669ce17eca56beb14b4206a99a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "empty-flake",
+        "type": "github"
+      }
+    },
+    "easy-purescript-nix": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1646209831,
+        "narHash": "sha256-or8Z6aMWdrqcmFA0hhjjb6FIiW14C0ruwXAqy+zYZ8g=",
+        "owner": "justinwoo",
+        "repo": "easy-purescript-nix",
+        "rev": "aa72388ca0fb72ed64467f59a121db1f104897db",
+        "type": "github"
+      },
+      "original": {
+        "owner": "justinwoo",
+        "repo": "easy-purescript-nix",
+        "type": "github"
+      }
+    },
+    "ekg-forward": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1642052814,
+        "narHash": "sha256-jwj/gh/A/PXhO6yVESV27k4yx9I8Id8fTa3m4ofPnP0=",
+        "owner": "input-output-hk",
+        "repo": "ekg-forward",
+        "rev": "297cd9db5074339a2fb2e5ae7d0780debb670c63",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "ekg-forward",
+        "rev": "297cd9db5074339a2fb2e5ae7d0780debb670c63",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1641205782,
+        "narHash": "sha256-4jY7RCWUoZ9cKD8co0/4tFARpWB+57+r1bLLvXNJliY=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b7547d3eed6f32d06102ead8991ec52ab0a4f1a7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_3": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "locked": {
         "lastModified": 1623875721,
@@ -582,42 +1258,172 @@
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_4": {
+      "locked": {
+        "lastModified": 1623875721,
+        "narHash": "sha256-A8BU7bjS5GirpAUv4QA+QnJ4CceLHkcXdRp4xITDB0s=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "f7e004a55b120c02ecb6219596820fcd32ca8772",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_5": {
+      "locked": {
+        "lastModified": 1623875721,
+        "narHash": "sha256-A8BU7bjS5GirpAUv4QA+QnJ4CceLHkcXdRp4xITDB0s=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "f7e004a55b120c02ecb6219596820fcd32ca8772",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_6": {
+      "locked": {
+        "lastModified": 1644229661,
+        "narHash": "sha256-1YdnJAsNy69bpcjuoKdOYQX0YxZBiCYZo4Twxerqv7k=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "3cecb5b042f7f209c56ffd8371b2711a290ec797",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_7": {
+      "locked": {
+        "lastModified": 1644229661,
+        "narHash": "sha256-1YdnJAsNy69bpcjuoKdOYQX0YxZBiCYZo4Twxerqv7k=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "3cecb5b042f7f209c56ffd8371b2711a290ec797",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_8": {
+      "locked": {
+        "lastModified": 1649676176,
+        "narHash": "sha256-OWKJratjt2RW151VUlJPRALb7OU2S5s+f0vLj4o1bHM=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "a4b154ebbdc88c8498a5c7b01589addc9e9cb678",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1628771504,
+        "narHash": "sha256-lRFND+ZnZvAph6ZYkr9wl9VAx41pb3uSFP8Wc7idP9M=",
+        "owner": "input-output-hk",
+        "repo": "flat",
+        "rev": "ee59880f47ab835dbd73bea0847dab7869fc20d8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "flat",
+        "rev": "ee59880f47ab835dbd73bea0847dab7869fc20d8",
+        "type": "github"
+      }
+    },
+    "flat_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1628771504,
+        "narHash": "sha256-lRFND+ZnZvAph6ZYkr9wl9VAx41pb3uSFP8Wc7idP9M=",
+        "owner": "input-output-hk",
+        "repo": "flat",
+        "rev": "ee59880f47ab835dbd73bea0847dab7869fc20d8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "flat",
+        "rev": "ee59880f47ab835dbd73bea0847dab7869fc20d8",
+        "type": "github"
+      }
+    },
+    "ghc-8.6.5-iohk": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1600920045,
+        "narHash": "sha256-DO6kxJz248djebZLpSzTGD6s8WRpNI9BTwUeOf5RwY8=",
+        "owner": "input-output-hk",
+        "repo": "ghc",
+        "rev": "95713a6ecce4551240da7c96b6176f980af75cae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "ref": "release/8.6.5-iohk",
+        "repo": "ghc",
         "type": "github"
       }
     },
-    "flake-utils_4": {
+    "ghc-8.6.5-iohk_2": {
+      "flake": false,
       "locked": {
-        "lastModified": 1623875721,
-        "narHash": "sha256-A8BU7bjS5GirpAUv4QA+QnJ4CceLHkcXdRp4xITDB0s=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "f7e004a55b120c02ecb6219596820fcd32ca8772",
+        "lastModified": 1600920045,
+        "narHash": "sha256-DO6kxJz248djebZLpSzTGD6s8WRpNI9BTwUeOf5RwY8=",
+        "owner": "input-output-hk",
+        "repo": "ghc",
+        "rev": "95713a6ecce4551240da7c96b6176f980af75cae",
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "input-output-hk",
+        "ref": "release/8.6.5-iohk",
+        "repo": "ghc",
         "type": "github"
       }
     },
-    "flake-utils_5": {
+    "ghc-8.6.5-iohk_3": {
+      "flake": false,
       "locked": {
-        "lastModified": 1649676176,
-        "narHash": "sha256-OWKJratjt2RW151VUlJPRALb7OU2S5s+f0vLj4o1bHM=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "a4b154ebbdc88c8498a5c7b01589addc9e9cb678",
+        "lastModified": 1600920045,
+        "narHash": "sha256-DO6kxJz248djebZLpSzTGD6s8WRpNI9BTwUeOf5RwY8=",
+        "owner": "input-output-hk",
+        "repo": "ghc",
+        "rev": "95713a6ecce4551240da7c96b6176f980af75cae",
         "type": "github"
       },
       "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
+        "owner": "input-output-hk",
+        "ref": "release/8.6.5-iohk",
+        "repo": "ghc",
         "type": "github"
       }
     },
-    "ghc-8.6.5-iohk": {
+    "ghc-8.6.5-iohk_4": {
       "flake": false,
       "locked": {
         "lastModified": 1600920045,
@@ -634,7 +1440,7 @@
         "type": "github"
       }
     },
-    "ghc-8.6.5-iohk_2": {
+    "ghc-8.6.5-iohk_5": {
       "flake": false,
       "locked": {
         "lastModified": 1600920045,
@@ -651,7 +1457,7 @@
         "type": "github"
       }
     },
-    "ghc-8.6.5-iohk_3": {
+    "ghc-8.6.5-iohk_6": {
       "flake": false,
       "locked": {
         "lastModified": 1600920045,
@@ -668,7 +1474,7 @@
         "type": "github"
       }
     },
-    "ghc-8.6.5-iohk_4": {
+    "ghc-8.6.5-iohk_7": {
       "flake": false,
       "locked": {
         "lastModified": 1600920045,
@@ -685,6 +1491,40 @@
         "type": "github"
       }
     },
+    "goblins": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1598362523,
+        "narHash": "sha256-z9ut0y6umDIjJIRjz9KSvKgotuw06/S8QDwOtVdGiJ0=",
+        "owner": "input-output-hk",
+        "repo": "goblins",
+        "rev": "cde90a2b27f79187ca8310b6549331e59595e7ba",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "goblins",
+        "rev": "cde90a2b27f79187ca8310b6549331e59595e7ba",
+        "type": "github"
+      }
+    },
+    "goblins_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1598362523,
+        "narHash": "sha256-z9ut0y6umDIjJIRjz9KSvKgotuw06/S8QDwOtVdGiJ0=",
+        "owner": "input-output-hk",
+        "repo": "goblins",
+        "rev": "cde90a2b27f79187ca8310b6549331e59595e7ba",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "goblins",
+        "rev": "cde90a2b27f79187ca8310b6549331e59595e7ba",
+        "type": "github"
+      }
+    },
     "hackage": {
       "flake": false,
       "locked": {
@@ -749,6 +1589,133 @@
         "type": "github"
       }
     },
+    "hackage_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1631668346,
+        "narHash": "sha256-4dWzl+HoFlXNhaqw4snC3ELBU+6IVBUihuVz41JZi4Y=",
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "rev": "7eb138fdad1ce0a3fba0697d3eba819b185a83d6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "type": "github"
+      }
+    },
+    "hackage_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644887696,
+        "narHash": "sha256-o4gltv4npUl7+1gEQIcrRqZniwqC9kK8QsPaftlrawc=",
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "rev": "6ff64aa49b88e75dd6e0bbd2823c2a92c9174fa5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "type": "github"
+      }
+    },
+    "hackage_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644887696,
+        "narHash": "sha256-o4gltv4npUl7+1gEQIcrRqZniwqC9kK8QsPaftlrawc=",
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "rev": "6ff64aa49b88e75dd6e0bbd2823c2a92c9174fa5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "hackage.nix",
+        "type": "github"
+      }
+    },
+    "haskell-nix": {
+      "inputs": {
+        "HTTP": "HTTP_6",
+        "cabal-32": "cabal-32_6",
+        "cabal-34": "cabal-34_6",
+        "cabal-36": "cabal-36_4",
+        "cardano-shell": "cardano-shell_6",
+        "flake-utils": "flake-utils_6",
+        "ghc-8.6.5-iohk": "ghc-8.6.5-iohk_6",
+        "hackage": "hackage_6",
+        "hpc-coveralls": "hpc-coveralls_6",
+        "nix-tools": "nix-tools_6",
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "haskell-nix",
+          "nixpkgs-unstable"
+        ],
+        "nixpkgs-2003": "nixpkgs-2003_6",
+        "nixpkgs-2105": "nixpkgs-2105_6",
+        "nixpkgs-2111": "nixpkgs-2111_5",
+        "nixpkgs-unstable": "nixpkgs-unstable_6",
+        "old-ghc-nix": "old-ghc-nix_6",
+        "stackage": "stackage_6"
+      },
+      "locked": {
+        "lastModified": 1644944726,
+        "narHash": "sha256-jJWdP/3Ne1y1akC3m9rSO5ItRoBc4UTdVQZBCuPmmrM=",
+        "owner": "L-as",
+        "repo": "haskell.nix",
+        "rev": "45c583b5580c130487eb5a342679f0bdbc2b23fc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "L-as",
+        "ref": "master",
+        "repo": "haskell.nix",
+        "type": "github"
+      }
+    },
+    "haskell-nix_2": {
+      "inputs": {
+        "HTTP": "HTTP_7",
+        "cabal-32": "cabal-32_7",
+        "cabal-34": "cabal-34_7",
+        "cabal-36": "cabal-36_5",
+        "cardano-shell": "cardano-shell_7",
+        "flake-utils": "flake-utils_7",
+        "ghc-8.6.5-iohk": "ghc-8.6.5-iohk_7",
+        "hackage": "hackage_7",
+        "hpc-coveralls": "hpc-coveralls_7",
+        "nix-tools": "nix-tools_7",
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "ogmios",
+          "haskell-nix",
+          "nixpkgs-unstable"
+        ],
+        "nixpkgs-2003": "nixpkgs-2003_7",
+        "nixpkgs-2105": "nixpkgs-2105_7",
+        "nixpkgs-2111": "nixpkgs-2111_6",
+        "nixpkgs-unstable": "nixpkgs-unstable_7",
+        "old-ghc-nix": "old-ghc-nix_7",
+        "stackage": "stackage_7"
+      },
+      "locked": {
+        "lastModified": 1644944726,
+        "narHash": "sha256-jJWdP/3Ne1y1akC3m9rSO5ItRoBc4UTdVQZBCuPmmrM=",
+        "owner": "L-as",
+        "repo": "haskell.nix",
+        "rev": "45c583b5580c130487eb5a342679f0bdbc2b23fc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "L-as",
+        "ref": "master",
+        "repo": "haskell.nix",
+        "type": "github"
+      }
+    },
     "haskellNix": {
       "inputs": {
         "HTTP": "HTTP",
@@ -905,6 +1872,94 @@
         "type": "github"
       }
     },
+    "haskellNix_5": {
+      "inputs": {
+        "HTTP": "HTTP_5",
+        "cabal-32": "cabal-32_5",
+        "cabal-34": "cabal-34_5",
+        "cardano-shell": "cardano-shell_5",
+        "flake-utils": "flake-utils_5",
+        "ghc-8.6.5-iohk": "ghc-8.6.5-iohk_5",
+        "hackage": "hackage_5",
+        "hpc-coveralls": "hpc-coveralls_5",
+        "nix-tools": "nix-tools_5",
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "cardano-node-exe",
+          "nixpkgs"
+        ],
+        "nixpkgs-2003": "nixpkgs-2003_5",
+        "nixpkgs-2009": "nixpkgs-2009",
+        "nixpkgs-2105": "nixpkgs-2105_5",
+        "nixpkgs-unstable": "nixpkgs-unstable_5",
+        "old-ghc-nix": "old-ghc-nix_5",
+        "stackage": "stackage_5"
+      },
+      "locked": {
+        "lastModified": 1631703614,
+        "narHash": "sha256-XYC0M96V9oQTGq1TSIQTVwkA+SrUqE4o6kUZo4iO8Z4=",
+        "owner": "input-output-hk",
+        "repo": "haskell.nix",
+        "rev": "19052d83fda811dd39216e3fc197c980abd037fd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "haskell.nix",
+        "type": "github"
+      }
+    },
+    "hedgehog-extras": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1626138074,
+        "narHash": "sha256-KYLGLpDGHWlb/Gcx6Q/2HTnRMzZQmPKz0JbIw+bHh3E=",
+        "owner": "input-output-hk",
+        "repo": "hedgehog-extras",
+        "rev": "edf6945007177a638fbeb8802397f3a6f4e47c14",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "hedgehog-extras",
+        "rev": "edf6945007177a638fbeb8802397f3a6f4e47c14",
+        "type": "github"
+      }
+    },
+    "hjsonpointer": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1538408336,
+        "narHash": "sha256-l2GZpN5SGalPalIa8xcHOdafSQqLK1Y66aYWOVElwlk=",
+        "owner": "KtorZ",
+        "repo": "hjsonpointer",
+        "rev": "75ed0d049c33274a6cb4c36c8538d4bf2ef9c30e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "KtorZ",
+        "repo": "hjsonpointer",
+        "rev": "75ed0d049c33274a6cb4c36c8538d4bf2ef9c30e",
+        "type": "github"
+      }
+    },
+    "hjsonschema": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1588363390,
+        "narHash": "sha256-lep5HGrtxp/XN72WXY1JVk5lJ5cE0XMhxKwjMpCoAxk=",
+        "owner": "KtorZ",
+        "repo": "hjsonschema",
+        "rev": "fde6e676f79f3f3320a558f20492ad816a2543a7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "KtorZ",
+        "repo": "hjsonschema",
+        "rev": "fde6e676f79f3f3320a558f20492ad816a2543a7",
+        "type": "github"
+      }
+    },
     "hpc-coveralls": {
       "flake": false,
       "locked": {
@@ -956,16 +2011,116 @@
     "hpc-coveralls_4": {
       "flake": false,
       "locked": {
-        "lastModified": 1607498076,
-        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
-        "owner": "sevanspowell",
-        "repo": "hpc-coveralls",
-        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "lastModified": 1607498076,
+        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "type": "github"
+      },
+      "original": {
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "type": "github"
+      }
+    },
+    "hpc-coveralls_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1607498076,
+        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "type": "github"
+      },
+      "original": {
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "type": "github"
+      }
+    },
+    "hpc-coveralls_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1607498076,
+        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "type": "github"
+      },
+      "original": {
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "type": "github"
+      }
+    },
+    "hpc-coveralls_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1607498076,
+        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "type": "github"
+      },
+      "original": {
+        "owner": "sevanspowell",
+        "repo": "hpc-coveralls",
+        "type": "github"
+      }
+    },
+    "iohk-monitoring-framework": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1618904084,
+        "narHash": "sha256-v0L0pcyO2rP7/HCoGwFgHEMUOPBGwaRV0r+/JOhtKAk=",
+        "owner": "input-output-hk",
+        "repo": "iohk-monitoring-framework",
+        "rev": "808724ff8a19a33d0ed06f9ef59fbd900b08553c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "iohk-monitoring-framework",
+        "rev": "808724ff8a19a33d0ed06f9ef59fbd900b08553c",
+        "type": "github"
+      }
+    },
+    "iohk-monitoring-framework_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1624367860,
+        "narHash": "sha256-QE3QRpIHIABm+qCP/wP4epbUx0JmSJ9BMePqWEd3iMY=",
+        "owner": "input-output-hk",
+        "repo": "iohk-monitoring-framework",
+        "rev": "46f994e216a1f8b36fe4669b47b2a7011b0e153c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "iohk-monitoring-framework",
+        "rev": "46f994e216a1f8b36fe4669b47b2a7011b0e153c",
+        "type": "github"
+      }
+    },
+    "iohk-nix": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_5"
+      },
+      "locked": {
+        "lastModified": 1646330344,
+        "narHash": "sha256-EbhMDeneH26wDi+x5kz8nfru/dE9JZ241hJed4a8lz8=",
+        "owner": "input-output-hk",
+        "repo": "iohk-nix",
+        "rev": "0a0126d8fb1bdc61ce1fd2ef61cf396de800fdad",
         "type": "github"
       },
       "original": {
-        "owner": "sevanspowell",
-        "repo": "hpc-coveralls",
+        "owner": "input-output-hk",
+        "repo": "iohk-nix",
         "type": "github"
       }
     },
@@ -1062,6 +2217,28 @@
         "type": "github"
       }
     },
+    "iohkNix_5": {
+      "inputs": {
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "cardano-node-exe",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1631778944,
+        "narHash": "sha256-N5eCcUYtZ5kUOl/JJGjx6ZzhA3uIn1itDRTiRV+3jLw=",
+        "owner": "input-output-hk",
+        "repo": "iohk-nix",
+        "rev": "db2c75a09c696271194bb3ef25ec8e9839b594b7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "iohk-nix",
+        "type": "github"
+      }
+    },
     "membench": {
       "inputs": {
         "cardano-mainnet-mirror": "cardano-mainnet-mirror",
@@ -1176,6 +2353,39 @@
         "type": "github"
       }
     },
+    "nft-marketplace": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1651644891,
+        "narHash": "sha256-74i+wy8u7oqLgV3mDXdCanvl36k+ZJ74X7F27vQl874=",
+        "owner": "mlabs-haskell",
+        "repo": "nft-marketplace",
+        "rev": "1e0c533c9cb4a575236f940ab2ee9ba7d70b62b3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mlabs-haskell",
+        "repo": "nft-marketplace",
+        "type": "github"
+      }
+    },
+    "nft-marketplace-server": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1652356735,
+        "narHash": "sha256-qt3jLypevlPMcMHYi+4H+n4PPArGt39yEFety3qk4xA=",
+        "owner": "synthetica9",
+        "repo": "nft-marketplace-server",
+        "rev": "25f6a0571323e52d22a711dc27301b435fb0caab",
+        "type": "github"
+      },
+      "original": {
+        "owner": "synthetica9",
+        "ref": "syn/fix-release",
+        "repo": "nft-marketplace-server",
+        "type": "github"
+      }
+    },
     "nix-tools": {
       "flake": false,
       "locked": {
@@ -1240,6 +2450,54 @@
         "type": "github"
       }
     },
+    "nix-tools_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1626997434,
+        "narHash": "sha256-1judQmP298ao6cGUNxcGhcAXHOnA9qSLvWk/ZtoUL7w=",
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "rev": "c8c5e6a6fbb12a73598d1a434984a36e880ce3cf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "type": "github"
+      }
+    },
+    "nix-tools_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644395812,
+        "narHash": "sha256-BVFk/BEsTLq5MMZvdy3ZYHKfaS3dHrsKh4+tb5t5b58=",
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "rev": "d847c63b99bbec78bf83be2a61dc9f09b8a9ccc1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "type": "github"
+      }
+    },
+    "nix-tools_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644395812,
+        "narHash": "sha256-BVFk/BEsTLq5MMZvdy3ZYHKfaS3dHrsKh4+tb5t5b58=",
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "rev": "d847c63b99bbec78bf83be2a61dc9f09b8a9ccc1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "nix-tools",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1601906239,
@@ -1318,6 +2576,70 @@
         "type": "github"
       }
     },
+    "nixpkgs-2003_5": {
+      "locked": {
+        "lastModified": 1620055814,
+        "narHash": "sha256-8LEHoYSJiL901bTMVatq+rf8y7QtWuZhwwpKE2fyaRY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1db42b7fe3878f3f5f7a4f2dc210772fd080e205",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-20.03-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2003_6": {
+      "locked": {
+        "lastModified": 1620055814,
+        "narHash": "sha256-8LEHoYSJiL901bTMVatq+rf8y7QtWuZhwwpKE2fyaRY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1db42b7fe3878f3f5f7a4f2dc210772fd080e205",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-20.03-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2003_7": {
+      "locked": {
+        "lastModified": 1620055814,
+        "narHash": "sha256-8LEHoYSJiL901bTMVatq+rf8y7QtWuZhwwpKE2fyaRY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "1db42b7fe3878f3f5f7a4f2dc210772fd080e205",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-20.03-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2009": {
+      "locked": {
+        "lastModified": 1624271064,
+        "narHash": "sha256-qns/uRW7MR2EfVf6VEeLgCsCp7pIOjDeR44JzTF09MA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "46d1c3f28ca991601a53e9a14fdd53fcd3dd8416",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-20.09-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-2105": {
       "locked": {
         "lastModified": 1640283157,
@@ -1382,6 +2704,54 @@
         "type": "github"
       }
     },
+    "nixpkgs-2105_5": {
+      "locked": {
+        "lastModified": 1630481079,
+        "narHash": "sha256-leWXLchbAbqOlLT6tju631G40SzQWPqaAXQG3zH1Imw=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "110a2c9ebbf5d4a94486854f18a37a938cfacbbb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-21.05-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2105_6": {
+      "locked": {
+        "lastModified": 1642244250,
+        "narHash": "sha256-vWpUEqQdVP4srj+/YLJRTN9vjpTs4je0cdWKXPbDItc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0fd9ee1aa36ce865ad273f4f07fdc093adeb5c00",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-21.05-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2105_7": {
+      "locked": {
+        "lastModified": 1642244250,
+        "narHash": "sha256-vWpUEqQdVP4srj+/YLJRTN9vjpTs4je0cdWKXPbDItc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0fd9ee1aa36ce865ad273f4f07fdc093adeb5c00",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-21.05-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs-2111": {
       "locked": {
         "lastModified": 1640283207,
@@ -1446,13 +2816,109 @@
         "type": "github"
       }
     },
+    "nixpkgs-2111_5": {
+      "locked": {
+        "lastModified": 1644510859,
+        "narHash": "sha256-xjpVvL5ecbyi0vxtVl/Fh9bwGlMbw3S06zE5nUzFB8A=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0d1d5d7e3679fec9d07f2eb804d9f9fdb98378d3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-21.11-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-2111_6": {
+      "locked": {
+        "lastModified": 1644510859,
+        "narHash": "sha256-xjpVvL5ecbyi0vxtVl/Fh9bwGlMbw3S06zE5nUzFB8A=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0d1d5d7e3679fec9d07f2eb804d9f9fdb98378d3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-21.11-darwin",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-nft-marketplace-server": {
+      "locked": {
+        "lastModified": 1634172192,
+        "narHash": "sha256-FBF4U/T+bMg4sEyT/zkgasvVquGzgdAf4y8uCosKMmo=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "2cf9db0e3d45b9d00f16f2836cb1297bcadc475e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "2cf9db0e3d45b9d00f16f2836cb1297bcadc475e",
+        "type": "github"
+      }
+    },
     "nixpkgs-unstable": {
       "locked": {
         "lastModified": 1641285291,
         "narHash": "sha256-KYaOBNGar3XWTxTsYPr9P6u74KAqNq0wobEC236U+0c=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable_2": {
+      "locked": {
+        "lastModified": 1641285291,
+        "narHash": "sha256-KYaOBNGar3XWTxTsYPr9P6u74KAqNq0wobEC236U+0c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable_3": {
+      "locked": {
+        "lastModified": 1641285291,
+        "narHash": "sha256-KYaOBNGar3XWTxTsYPr9P6u74KAqNq0wobEC236U+0c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-unstable_4": {
+      "locked": {
+        "lastModified": 1635295995,
+        "narHash": "sha256-sGYiXjFlxTTMNb4NSkgvX+knOOTipE6gqwPUQpxNF+c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "22a500a3f87bbce73bd8d777ef920b43a636f018",
         "type": "github"
       },
       "original": {
@@ -1462,13 +2928,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-unstable_2": {
+    "nixpkgs-unstable_5": {
       "locked": {
-        "lastModified": 1641285291,
-        "narHash": "sha256-KYaOBNGar3XWTxTsYPr9P6u74KAqNq0wobEC236U+0c=",
+        "lastModified": 1628785280,
+        "narHash": "sha256-2B5eMrEr6O8ff2aQNeVxTB+9WrGE80OB4+oM6T7fOcc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "rev": "6525bbc06a39f26750ad8ee0d40000ddfdc24acb",
         "type": "github"
       },
       "original": {
@@ -1478,13 +2944,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-unstable_3": {
+    "nixpkgs-unstable_6": {
       "locked": {
-        "lastModified": 1641285291,
-        "narHash": "sha256-KYaOBNGar3XWTxTsYPr9P6u74KAqNq0wobEC236U+0c=",
+        "lastModified": 1644486793,
+        "narHash": "sha256-EeijR4guVHgVv+JpOX3cQO+1XdrkJfGmiJ9XVsVU530=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0432195a4b8d68faaa7d3d4b355260a3120aeeae",
+        "rev": "1882c6b7368fd284ad01b0a5b5601ef136321292",
         "type": "github"
       },
       "original": {
@@ -1494,13 +2960,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-unstable_4": {
+    "nixpkgs-unstable_7": {
       "locked": {
-        "lastModified": 1635295995,
-        "narHash": "sha256-sGYiXjFlxTTMNb4NSkgvX+knOOTipE6gqwPUQpxNF+c=",
+        "lastModified": 1644486793,
+        "narHash": "sha256-EeijR4guVHgVv+JpOX3cQO+1XdrkJfGmiJ9XVsVU530=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "22a500a3f87bbce73bd8d777ef920b43a636f018",
+        "rev": "1882c6b7368fd284ad01b0a5b5601ef136321292",
         "type": "github"
       },
       "original": {
@@ -1553,6 +3019,35 @@
       }
     },
     "nixpkgs_5": {
+      "locked": {
+        "lastModified": 1639846703,
+        "narHash": "sha256-xYQFewev30dSXR7besvOruQI61e4x25xmU4ny+/k2nE=",
+        "path": "/nix/store/p5hq0nn2ywmyc8mqijk17s7azvcg6lx8-source",
+        "rev": "77099e562d6ae0b3fafa72b0f5561a410ff50914",
+        "type": "path"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_6": {
+      "locked": {
+        "lastModified": 1640283157,
+        "narHash": "sha256-6Ddfop+rKE+Gl9Tjp9YIrkfoYPzb8F80ergdjcq3/MY=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "dde1557825c5644c869c5efc7448dc03722a8f09",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "dde1557825c5644c869c5efc7448dc03722a8f09",
+        "type": "github"
+      }
+    },
+    "nixpkgs_7": {
       "locked": {
         "lastModified": 1650725928,
         "narHash": "sha256-y8MVriFCywif7OI4L6OKF1qdWajaiudyREafO3bWau0=",
@@ -1567,6 +3062,98 @@
         "type": "github"
       }
     },
+    "nixpkgs_8": {
+      "locked": {
+        "lastModified": 1634172192,
+        "narHash": "sha256-FBF4U/T+bMg4sEyT/zkgasvVquGzgdAf4y8uCosKMmo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2cf9db0e3d45b9d00f16f2836cb1297bcadc475e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "2cf9db0e3d45b9d00f16f2836cb1297bcadc475e",
+        "type": "github"
+      }
+    },
+    "ogmios": {
+      "inputs": {
+        "Win32-network": "Win32-network_2",
+        "cardano-base": "cardano-base_2",
+        "cardano-crypto": "cardano-crypto_2",
+        "cardano-ledger": "cardano-ledger_2",
+        "cardano-node": "cardano-node_3",
+        "cardano-prelude": "cardano-prelude_2",
+        "flake-compat": "flake-compat",
+        "flat": "flat_2",
+        "goblins": "goblins_2",
+        "haskell-nix": "haskell-nix_2",
+        "hedgehog-extras": "hedgehog-extras",
+        "hjsonpointer": "hjsonpointer",
+        "hjsonschema": "hjsonschema",
+        "iohk-monitoring-framework": "iohk-monitoring-framework_2",
+        "nixpkgs": [
+          "cardano-transaction-lib",
+          "ogmios",
+          "haskell-nix",
+          "nixpkgs-2105"
+        ],
+        "ouroboros-network": "ouroboros-network_4",
+        "plutus": "plutus",
+        "wai-routes": "wai-routes"
+      },
+      "locked": {
+        "lastModified": 1646900647,
+        "narHash": "sha256-UIUu3B1ONjXCnNJjLwgeGxczo00FrSUd2Iwg1mSb8VQ=",
+        "owner": "mlabs-haskell",
+        "repo": "ogmios",
+        "rev": "c4f896bf32ad066be8edd8681ee11e4ab059be7f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mlabs-haskell",
+        "repo": "ogmios",
+        "rev": "c4f896bf32ad066be8edd8681ee11e4ab059be7f",
+        "type": "github"
+      }
+    },
+    "ogmios-datum-cache": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1645121099,
+        "narHash": "sha256-xbTjfOUJ3yBbiFpq4fIT4dVKCeNDtdsyd69b6KY688U=",
+        "owner": "mlabs-haskell",
+        "repo": "ogmios-datum-cache",
+        "rev": "2926187ea4ac5bfdaf8a73bb7de3c5c76f3b8ae1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mlabs-haskell",
+        "repo": "ogmios-datum-cache",
+        "type": "github"
+      }
+    },
+    "ogmios-datum-cache_2": {
+      "inputs": {
+        "flake-compat": "flake-compat_3",
+        "nixpkgs": "nixpkgs_8"
+      },
+      "locked": {
+        "lastModified": 1652274727,
+        "narHash": "sha256-rVI1Rl3xAPnBOB63ru9+LUnvqX2Amdx/o1PQLm6Aj+k=",
+        "owner": "mlabs-haskell",
+        "repo": "ogmios-datum-cache",
+        "rev": "b6bba2a03f4ab395787070eeebba2fadfa2fcabc",
+        "type": "github"
+      },
+      "original": {
+        "owner": "mlabs-haskell",
+        "repo": "ogmios-datum-cache",
+        "type": "github"
+      }
+    },
     "old-ghc-nix": {
       "flake": false,
       "locked": {
@@ -1635,6 +3222,74 @@
         "type": "github"
       }
     },
+    "old-ghc-nix_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1631092763,
+        "narHash": "sha256-sIKgO+z7tj4lw3u6oBZxqIhDrzSkvpHtv0Kki+lh9Fg=",
+        "owner": "angerman",
+        "repo": "old-ghc-nix",
+        "rev": "af48a7a7353e418119b6dfe3cd1463a657f342b8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "angerman",
+        "ref": "master",
+        "repo": "old-ghc-nix",
+        "type": "github"
+      }
+    },
+    "old-ghc-nix_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1631092763,
+        "narHash": "sha256-sIKgO+z7tj4lw3u6oBZxqIhDrzSkvpHtv0Kki+lh9Fg=",
+        "owner": "angerman",
+        "repo": "old-ghc-nix",
+        "rev": "af48a7a7353e418119b6dfe3cd1463a657f342b8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "angerman",
+        "ref": "master",
+        "repo": "old-ghc-nix",
+        "type": "github"
+      }
+    },
+    "old-ghc-nix_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1631092763,
+        "narHash": "sha256-sIKgO+z7tj4lw3u6oBZxqIhDrzSkvpHtv0Kki+lh9Fg=",
+        "owner": "angerman",
+        "repo": "old-ghc-nix",
+        "rev": "af48a7a7353e418119b6dfe3cd1463a657f342b8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "angerman",
+        "ref": "master",
+        "repo": "old-ghc-nix",
+        "type": "github"
+      }
+    },
+    "optparse-applicative": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1628901899,
+        "narHash": "sha256-uQx+SEYsCH7JcG3xAT0eJck9yq3y0cvx49bvItLLer8=",
+        "owner": "input-output-hk",
+        "repo": "optparse-applicative",
+        "rev": "7497a29cb998721a9068d5725d49461f2bba0e7a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "optparse-applicative",
+        "rev": "7497a29cb998721a9068d5725d49461f2bba0e7a",
+        "type": "github"
+      }
+    },
     "ouroboros-network": {
       "flake": false,
       "locked": {
@@ -1683,6 +3338,57 @@
         "type": "github"
       }
     },
+    "ouroboros-network_4": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1639767242,
+        "narHash": "sha256-n/4it/p3OxqtzVHESgZIZVdgFBsSNlvjYdTvxC0gc3I=",
+        "owner": "input-output-hk",
+        "repo": "ouroboros-network",
+        "rev": "32af91686b86dac7454eee8b8a8d6e97a80638da",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "ouroboros-network",
+        "rev": "32af91686b86dac7454eee8b8a8d6e97a80638da",
+        "type": "github"
+      }
+    },
+    "ouroboros-network_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1639752881,
+        "narHash": "sha256-fZ6FfG2z6HWDxjIHycLPSQHoYtfUmWZOX7lfAUE+s6M=",
+        "owner": "input-output-hk",
+        "repo": "ouroboros-network",
+        "rev": "d2d219a86cda42787325bb8c20539a75c2667132",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "ouroboros-network",
+        "rev": "d2d219a86cda42787325bb8c20539a75c2667132",
+        "type": "github"
+      }
+    },
+    "plutus": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1632818067,
+        "narHash": "sha256-jiqrzS519eoHg9NqTr4UZOVme3uIACL17OCiDMn0LMo=",
+        "owner": "input-output-hk",
+        "repo": "plutus",
+        "rev": "1efbb276ef1a10ca6961d0fd32e6141e9798bd11",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "plutus",
+        "rev": "1efbb276ef1a10ca6961d0fd32e6141e9798bd11",
+        "type": "github"
+      }
+    },
     "plutus-example": {
       "inputs": {
         "customConfig": "customConfig_4",
@@ -1713,12 +3419,69 @@
         "type": "github"
       }
     },
+    "plutus_2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1632818067,
+        "narHash": "sha256-jiqrzS519eoHg9NqTr4UZOVme3uIACL17OCiDMn0LMo=",
+        "owner": "input-output-hk",
+        "repo": "plutus",
+        "rev": "1efbb276ef1a10ca6961d0fd32e6141e9798bd11",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "plutus",
+        "rev": "1efbb276ef1a10ca6961d0fd32e6141e9798bd11",
+        "type": "github"
+      }
+    },
+    "purescript-bridge": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1612544328,
+        "narHash": "sha256-K7dg3rEnu/9HP1fqjV1iCl6pwA5UYwIEGzaaEPYmRo4=",
+        "owner": "shmish111",
+        "repo": "purescript-bridge",
+        "rev": "6a92d7853ea514be8b70bab5e72077bf5a510596",
+        "type": "github"
+      },
+      "original": {
+        "owner": "shmish111",
+        "repo": "purescript-bridge",
+        "rev": "6a92d7853ea514be8b70bab5e72077bf5a510596",
+        "type": "github"
+      }
+    },
     "root": {
       "inputs": {
         "arion": "arion",
         "cardano-node": "cardano-node",
-        "flake-utils": "flake-utils_5",
-        "nixpkgs": "nixpkgs_5"
+        "cardano-transaction-lib": "cardano-transaction-lib",
+        "flake-compat": "flake-compat_2",
+        "flake-utils": "flake-utils_8",
+        "nft-marketplace": "nft-marketplace",
+        "nft-marketplace-server": "nft-marketplace-server",
+        "nixpkgs": "nixpkgs_7",
+        "nixpkgs-nft-marketplace-server": "nixpkgs-nft-marketplace-server",
+        "ogmios-datum-cache": "ogmios-datum-cache_2"
+      }
+    },
+    "servant-purescript": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1612956215,
+        "narHash": "sha256-aYOiBk578JTU9qhc9/B2BdmzDs8vb32P2sbwVWLt3YY=",
+        "owner": "shmish111",
+        "repo": "servant-purescript",
+        "rev": "a76104490499aa72d40c2790d10e9383e0dbde63",
+        "type": "github"
+      },
+      "original": {
+        "owner": "shmish111",
+        "repo": "servant-purescript",
+        "rev": "a76104490499aa72d40c2790d10e9383e0dbde63",
+        "type": "github"
       }
     },
     "stackage": {
@@ -1785,6 +3548,54 @@
         "type": "github"
       }
     },
+    "stackage_5": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1631495632,
+        "narHash": "sha256-jnkmC3PqnRpM4y74b4ZxgD+MTpz3ovxoU99TBCNRDP0=",
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "rev": "3f43e2e72e0853e911497277ec094933892718a9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "type": "github"
+      }
+    },
+    "stackage_6": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644887829,
+        "narHash": "sha256-tjUXJpqB7MMnqM4FF5cdtZipfratUcTKRQVA6F77sEQ=",
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "rev": "db8bdef6588cf4f38e6069075ba76f0024381f68",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "type": "github"
+      }
+    },
+    "stackage_7": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1644887829,
+        "narHash": "sha256-tjUXJpqB7MMnqM4FF5cdtZipfratUcTKRQVA6F77sEQ=",
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "rev": "db8bdef6588cf4f38e6069075ba76f0024381f68",
+        "type": "github"
+      },
+      "original": {
+        "owner": "input-output-hk",
+        "repo": "stackage.nix",
+        "type": "github"
+      }
+    },
     "utils": {
       "locked": {
         "lastModified": 1623875721,
@@ -1844,6 +3655,38 @@
         "repo": "flake-utils",
         "type": "github"
       }
+    },
+    "utils_5": {
+      "locked": {
+        "lastModified": 1623875721,
+        "narHash": "sha256-A8BU7bjS5GirpAUv4QA+QnJ4CceLHkcXdRp4xITDB0s=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "f7e004a55b120c02ecb6219596820fcd32ca8772",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "wai-routes": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1608703392,
+        "narHash": "sha256-MW4lZUBjTwqBT97q7YOCHKBZTVWo2yAuvPVqgRmc74Q=",
+        "owner": "KtorZ",
+        "repo": "wai-routes",
+        "rev": "d74b39683792649c01113f40bf57724dcf95c96a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "KtorZ",
+        "repo": "wai-routes",
+        "rev": "d74b39683792649c01113f40bf57724dcf95c96a",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index a40369e..90c960e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,20 +11,98 @@
     arion = {
       url = "github:t4ccer/arion/69b9109dea2b4d48f35c614456463bd0234e2e80";
     };
+
+    cardano-transaction-lib = {
+      url = "github:Plutonomicon/cardano-transaction-lib/seabug-deployment";
+      # inputs.nixpkgs.follows = "nixpkgs";
+    };
+
+    nft-marketplace = {
+      url = "github:mlabs-haskell/nft-marketplace";
+      flake = false;
+    };
+
+    nft-marketplace-server = {
+      url = "github:synthetica9/nft-marketplace-server/syn/fix-release";
+      flake = false;
+    };
+
+    # nft-marketplace-server needs some specific versions.
+    nixpkgs-nft-marketplace-server = {
+      url = "github:nixos/nixpkgs/2cf9db0e3d45b9d00f16f2836cb1297bcadc475e";
+    };
+
+    ogmios-datum-cache = {
+      url = "github:mlabs-haskell/ogmios-datum-cache";
+      # inputs.nixpkgs.follows = "nixpkgs";
+      # flake = false;
+    };
+
+    flake-compat = {
+      url = "github:edolstra/flake-compat";
+      flake = false;
+    };
   };
-  outputs = { self, nixpkgs, cardano-node, flake-utils, arion }:
+  outputs =
+    { self
+    , nixpkgs
+    , cardano-node
+    , flake-utils
+    , arion
+    , nft-marketplace-server
+    , ogmios-datum-cache
+    , cardano-transaction-lib
+    , ...
+    }@inputs:
+    {
+      overlay = final: prev:
+        let inherit (final) system; in
+        {
+          inherit (final.callPackage
+            (import "${nft-marketplace-server}/release.nix")
+            { nixpkgs = inputs.nixpkgs-nft-marketplace-server.legacyPackages.${system}; }) nft-marketplace-server;
+
+          # TODO: system-agnostic
+          inherit (inputs.ogmios-datum-cache.packages.${system}) ogmios-datum-cache;
+
+          cardano-transaction-lib-server =
+            cardano-transaction-lib.packages.${system}."cardano-browser-tx-server:exe:cardano-browser-tx-server";
+        };
+    } //
     flake-utils.lib.eachDefaultSystem (system:
-      let pkgs = nixpkgs.legacyPackages.${system};
-      in rec {
-        devShell = pkgs.mkShell {
-          nativeBuildInputs = with pkgs; [
-            postgresql
-            jq
-            curl
-            ipfs
-            cardano-node.packages.${system}.cardano-cli
-            arion.packages.${system}.arion
-          ];
+    let
+      pkgs = nixpkgs.legacyPackages.${system}.extend self.overlay;
+    in
+    rec {
+      devShells = {
+        default = pkgs.mkShell {
+          nativeBuildInputs = with pkgs;
+            [
+              postgresql
+              jq
+              curl
+              ipfs
+              cardano-node.packages.${system}.cardano-cli
+              arion.packages.${system}.arion
+            ];
         };
-      });
+        stage2 = cardano-transaction-lib.devShell.${system};
+      };
+      nixosModules.default = import ./nixos-module.nix inputs;
+      nixosConfigurations.test = nixpkgs.lib.nixosSystem {
+        inherit system;
+        modules = [
+          nixosModules.default
+          ({ pkgs, ... }: {
+            services.seabug.enable = true;
+            users.users.root.password = "toor";
+            users.mutableUsers = false;
+            environment.systemPackages = with pkgs; [
+              htop
+              curl
+            ];
+          })
+        ];
+      };
+    });
 }
diff --git a/nft-marketplace b/nft-marketplace
deleted file mode 160000
index 33cf661..0000000
--- a/nft-marketplace
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 33cf6616ddde1aa8eb0129cba6c76931a48aef22
diff --git a/nft-marketplace-server b/nft-marketplace-server
deleted file mode 160000
index 543a70d..0000000
--- a/nft-marketplace-server
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 543a70d0f86c5877a21ce12b0a13cb9f274b6a3a
diff --git a/nixos-module.nix b/nixos-module.nix
new file mode 100644
index 0000000..92c0504
--- /dev/null
+++ b/nixos-module.nix
@@ -0,0 +1,28 @@
+{ arion, self, ... }@inputs:
+
+{ lib, config, ... }:
+
+with lib;
+
+let cfg = config.services.seabug; in
+
+{
+  options.services.seabug = {
+    enable = mkEnableOption ''
+      Seabug
+    '';
+  };
+
+  imports = [
+    arion.nixosModules.arion
+  ];
+
+
+  config = mkIf cfg.enable {
+    nixpkgs.overlays = [ self.overlay ];
+    virtualisation.arion = {
+      backend = "podman-socket";
+      projects.seabug.settings.imports = [ ./arion-compose.nix ];
+    };
+  };
+}
diff --git a/ogmios-datum-cache b/ogmios-datum-cache
deleted file mode 160000
index 9e8bcbe..0000000
--- a/ogmios-datum-cache
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 9e8bcbe00f88715afdb202cd9654ec2adc72c09e
diff --git a/overlay.nix b/overlay.nix
new file mode 100644
index 0000000..e69de29
diff --git a/plutus-use-cases b/plutus-use-cases
deleted file mode 160000
index 9c8e366..0000000
--- a/plutus-use-cases
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 9c8e36652bb3f04d23da3c85482997de9c2a87fe