diff --git a/functions/package-lock.json b/functions/package-lock.json
index 86680b60..855589c7 100644
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@@ -202,7 +202,8 @@
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-          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+          "optional": true
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@@ -219,6 +220,7 @@
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@@ -228,6 +230,56 @@
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+          "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz",
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+            "content-type": "~1.0.4",
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+            "cookie-signature": "1.0.6",
+            "debug": "2.6.9",
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+            "encodeurl": "~1.0.1",
+            "escape-html": "~1.0.3",
+            "etag": "~1.8.1",
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+            "qs": "6.5.1",
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+            "safe-buffer": "5.1.1",
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+            "serve-static": "1.13.1",
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+            "statuses": "~1.3.1",
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+            "utils-merge": "1.0.1",
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@@ -247,6 +299,7 @@
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@@ -257,7 +310,8 @@
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-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
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@@ -265,6 +319,12 @@
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           "optional": true
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@@ -276,10 +336,52 @@
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+          "optional": true,
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+            "depd": "~1.1.1",
+            "destroy": "~1.0.4",
+            "encodeurl": "~1.0.1",
+            "escape-html": "~1.0.3",
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+            "fresh": "0.5.2",
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+            "escape-html": "~1.0.3",
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@@ -289,6 +391,7 @@
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@@ -416,27 +519,32 @@
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+      "integrity": "sha1-m4sMxmPWaafY9vXQiToU00jzD78=",
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+      "integrity": "sha512-YyFaikqM5sH0ziFZCN3xDC7zeGaB/d0IUb9CATugHWbd1FRFwWwt4ld4OYMPWu5a3Xe01mGAULCdqhMlPl29Jg==",
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-      "integrity": "sha1-NVy8mLr61ZePntCV85diHx0Ga3A="
+      "integrity": "sha1-NVy8mLr61ZePntCV85diHx0Ga3A=",
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+      "integrity": "sha1-Xp4avctz/Ap8uLKR33jIy9l7h9E=",
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+      "integrity": "sha1-/yAOPnzyQp4tyvwRQIKOjMY48Ik=",
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-      "integrity": "sha1-bMKyDFya1q0NzP0hynZz2Nf79o0="
+      "integrity": "sha1-bMKyDFya1q0NzP0hynZz2Nf79o0=",
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-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
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-      "integrity": "sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s="
+      "version": "0.4.2",
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+      "integrity": "sha1-ojD2T1aDEOFJgAmUB5DsmVRbyn4=",
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@@ -2489,12 +2619,14 @@
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@@ -2722,7 +2854,7 @@
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@@ -2791,40 +2923,175 @@
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-      "integrity": "sha1-41xt/i1kt9ygpc1PIXgb4ymeB2w=",
+      "version": "4.17.3",
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     "serve-static": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.13.1.tgz",
-      "integrity": "sha512-hSMUZrsPa/I09VYFJwa627JJkNs0NrfL1Uzuup+GqHfToR2KcsXFymXSV90hoyw3M+msjFuQly+YzIH/q0MGlQ==",
+      "version": "1.14.2",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
+      "integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==",
       "requires": {
-        "encodeurl": "~1.0.1",
+        "encodeurl": "~1.0.2",
         "escape-html": "~1.0.3",
-        "parseurl": "~1.3.2",
-        "send": "0.16.1"
+        "parseurl": "~1.3.3",
+        "send": "0.17.2"
+      },
+      "dependencies": {
+        "parseurl": {
+          "version": "1.3.3",
+          "resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz",
+          "integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ=="
+        }
       }
     },
     "set-blocking": {
@@ -7360,6 +7736,7 @@
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.4.tgz",
       "integrity": "sha512-D243NJaYs/xBN2QnoiMDY7IesJFIK7gEhnvAYqJa5JvDdnh2dC4qDBwlCf0ohPpX2QRlA/4gnbnPd3rs3KxVcA==",
+      "optional": true,
       "requires": {
         "stubs": "^3.0.0"
       }
@@ -7378,7 +7755,8 @@
     "string-format-obj": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string-format-obj/-/string-format-obj-1.1.1.tgz",
-      "integrity": "sha512-Mm+sROy+pHJmx0P/0Bs1uxIX6UhGJGj6xDGQZ5zh9v/SZRmLGevp+p0VJxV7lirrkAmQ2mvva/gHKpnF/pTb+Q=="
+      "integrity": "sha512-Mm+sROy+pHJmx0P/0Bs1uxIX6UhGJGj6xDGQZ5zh9v/SZRmLGevp+p0VJxV7lirrkAmQ2mvva/gHKpnF/pTb+Q==",
+      "optional": true
     },
     "string-length": {
       "version": "1.0.1",
@@ -7434,7 +7812,8 @@
     "stubs": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
-      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls="
+      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls=",
+      "optional": true
     },
     "superstatic": {
       "version": "5.0.2",
@@ -7733,6 +8112,11 @@
       "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc=",
       "dev": true
     },
+    "toidentifier": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
+    },
     "tough-cookie": {
       "version": "2.3.4",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.3.4.tgz",
@@ -7792,6 +8176,7 @@
       "version": "1.6.16",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.16.tgz",
       "integrity": "sha512-HRkVv/5qY2G6I8iab9cI7v1bOIdhm94dVjQCPFElW9W+3GeDOSHmy2EBYe4VTApuzolPcmgFTN3ftVJRKR2J9Q==",
+      "optional": true,
       "requires": {
         "media-typer": "0.3.0",
         "mime-types": "~2.1.18"
@@ -7806,6 +8191,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unique-string/-/unique-string-1.0.0.tgz",
       "integrity": "sha1-nhBXzKhRq7kzmPizOuGHuZyuwRo=",
+      "optional": true,
       "requires": {
         "crypto-random-string": "^1.0.0"
       }
@@ -8087,7 +8473,8 @@
     "walkdir": {
       "version": "0.0.12",
       "resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.0.12.tgz",
-      "integrity": "sha512-HFhaD4mMWPzFSqhpyDG48KDdrjfn409YQuVW7ckZYhW4sE87mYtWifdB/+73RA7+p4s4K18n5Jfx1kHthE1gBw=="
+      "integrity": "sha512-HFhaD4mMWPzFSqhpyDG48KDdrjfn409YQuVW7ckZYhW4sE87mYtWifdB/+73RA7+p4s4K18n5Jfx1kHthE1gBw==",
+      "optional": true
     },
     "websocket-driver": {
       "version": "0.7.3",
@@ -8197,6 +8584,7 @@
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.3.0.tgz",
       "integrity": "sha512-xuPeK4OdjWqtfi59ylvVL0Yn35SF3zgcAcv7rBPFHVaEapaDr4GdGgm3j7ckTwH9wHL7fGmgfAnb0+THrHb8tA==",
+      "optional": true,
       "requires": {
         "graceful-fs": "^4.1.11",
         "imurmurhash": "^0.1.4",
@@ -8206,7 +8594,8 @@
     "xdg-basedir": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-3.0.0.tgz",
-      "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ="
+      "integrity": "sha1-SWsswQnsqNus/i3HK2A8F8WHCtQ=",
+      "optional": true
     },
     "xmlhttprequest": {
       "version": "1.8.0",
diff --git a/functions/package.json b/functions/package.json
index 8b600aeb..5129a790 100644
--- a/functions/package.json
+++ b/functions/package.json
@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "cors": "^2.8.4",
-    "express": "^4.16.2",
+    "express": "^4.17.3",
     "firebase-admin": "^6.0.0",
     "firebase-functions": "^2.0.5",
     "firebase-tools": "^3.18.6",
diff --git a/functions/yarn.lock b/functions/yarn.lock
index 57e81468..b477ca95 100644
--- a/functions/yarn.lock
+++ b/functions/yarn.lock
@@ -305,12 +305,12 @@ abbrev@1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
-accepts@~1.3.4, accepts@~1.3.5:
-  version "1.3.5"
-  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.5.tgz#eb777df6011723a3b14e8a72c0805c8e86746bd2"
+accepts@~1.3.4, accepts@~1.3.8:
+  version "1.3.8"
+  resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
   dependencies:
-    mime-types "~2.1.18"
-    negotiator "0.6.1"
+    mime-types "~2.1.34"
+    negotiator "0.6.3"
 
 acorn-es7-plugin@^1.0.12:
   version "1.1.7"
@@ -1071,6 +1071,21 @@ body-parser@1.18.2:
     raw-body "2.3.2"
     type-is "~1.6.15"
 
+body-parser@1.19.2:
+  version "1.19.2"
+  resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.19.2.tgz#4714ccd9c157d44797b8b5607d72c0b89952f26e"
+  dependencies:
+    bytes "3.1.2"
+    content-type "~1.0.4"
+    debug "2.6.9"
+    depd "~1.1.2"
+    http-errors "1.8.1"
+    iconv-lite "0.4.24"
+    on-finished "~2.3.0"
+    qs "6.9.7"
+    raw-body "2.4.3"
+    type-is "~1.6.18"
+
 boom@4.x.x:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/boom/-/boom-4.3.1.tgz#4f8a3005cb4a7e3889f749030fd25b96e01d2e31"
@@ -1174,6 +1189,10 @@ bytes@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.0.0.tgz#d32815404d689699f85a4ea4fa8755dd13a96048"
 
+bytes@3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/bytes/-/bytes-3.1.2.tgz#8b0beeb98605adf1b128fa4386403c009e0221a5"
+
 cache-base@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/cache-base/-/cache-base-1.0.1.tgz#0a7f46416831c8b662ee36fe4e7c59d76f666ab2"
@@ -1443,7 +1462,7 @@ compressible@~2.0.13:
 
 compression@^1.7.0:
   version "1.7.2"
-  resolved "http://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
+  resolved "https://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
   dependencies:
     accepts "~1.3.4"
     bytes "3.0.0"
@@ -1538,6 +1557,12 @@ content-disposition@0.5.2:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.2.tgz#0cf68bb9ddf5f2be7961c3a85178cb85dba78cb4"
 
+content-disposition@0.5.4:
+  version "0.5.4"
+  resolved "https://registry.yarnpkg.com/content-disposition/-/content-disposition-0.5.4.tgz#8b82b4efac82512a02bb0b1dcec9d2c5e8eb5bfe"
+  dependencies:
+    safe-buffer "5.2.1"
+
 content-type@~1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/content-type/-/content-type-1.0.4.tgz#e138cc75e040c727b1966fe5e5f8c9aee256fe3b"
@@ -1554,6 +1579,10 @@ cookie@0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
+cookie@0.4.2:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.4.2.tgz#0e41f24de5ecf317947c82fc789e06a884824432"
+
 copy-descriptor@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/copy-descriptor/-/copy-descriptor-0.1.1.tgz#676f6eb3c39997c2ee1ac3a924fd6124748f578d"
@@ -2121,38 +2150,38 @@ express@4.16.2:
     utils-merge "1.0.1"
     vary "~1.1.2"
 
-express@^4.16.2:
-  version "4.16.3"
-  resolved "https://registry.yarnpkg.com/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
+express@^4.16.2, express@^4.17.3:
+  version "4.17.3"
+  resolved "https://registry.yarnpkg.com/express/-/express-4.17.3.tgz#f6c7302194a4fb54271b73a1fe7a06478c8f85a1"
   dependencies:
-    accepts "~1.3.5"
+    accepts "~1.3.8"
     array-flatten "1.1.1"
-    body-parser "1.18.2"
-    content-disposition "0.5.2"
+    body-parser "1.19.2"
+    content-disposition "0.5.4"
     content-type "~1.0.4"
-    cookie "0.3.1"
+    cookie "0.4.2"
     cookie-signature "1.0.6"
     debug "2.6.9"
     depd "~1.1.2"
     encodeurl "~1.0.2"
     escape-html "~1.0.3"
     etag "~1.8.1"
-    finalhandler "1.1.1"
+    finalhandler "~1.1.2"
     fresh "0.5.2"
     merge-descriptors "1.0.1"
     methods "~1.1.2"
     on-finished "~2.3.0"
-    parseurl "~1.3.2"
+    parseurl "~1.3.3"
     path-to-regexp "0.1.7"
-    proxy-addr "~2.0.3"
-    qs "6.5.1"
-    range-parser "~1.2.0"
-    safe-buffer "5.1.1"
-    send "0.16.2"
-    serve-static "1.13.2"
-    setprototypeof "1.1.0"
-    statuses "~1.4.0"
-    type-is "~1.6.16"
+    proxy-addr "~2.0.7"
+    qs "6.9.7"
+    range-parser "~1.2.1"
+    safe-buffer "5.2.1"
+    send "0.17.2"
+    serve-static "1.14.2"
+    setprototypeof "1.2.0"
+    statuses "~1.5.0"
+    type-is "~1.6.18"
     utils-merge "1.0.1"
     vary "~1.1.2"
 
@@ -2310,16 +2339,16 @@ finalhandler@1.1.0:
     statuses "~1.3.1"
     unpipe "~1.0.0"
 
-finalhandler@1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.1.tgz#eebf4ed840079c83f4249038c9d703008301b105"
+finalhandler@~1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/finalhandler/-/finalhandler-1.1.2.tgz#b7e7d000ffd11938d0fdb053506f6ebabe9f587d"
   dependencies:
     debug "2.6.9"
     encodeurl "~1.0.2"
     escape-html "~1.0.3"
     on-finished "~2.3.0"
-    parseurl "~1.3.2"
-    statuses "~1.4.0"
+    parseurl "~1.3.3"
+    statuses "~1.5.0"
     unpipe "~1.0.0"
 
 find-up@^2.1.0:
@@ -2456,9 +2485,9 @@ form-data@~2.3.1:
     combined-stream "1.0.6"
     mime-types "^2.1.12"
 
-forwarded@~0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
+forwarded@0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.2.0.tgz#2269936428aad4c15c7ebe9779a84bf0b2a81811"
 
 fragment-cache@^0.2.1:
   version "0.2.1"
@@ -2966,6 +2995,16 @@ http-errors@1.6.2:
     setprototypeof "1.0.3"
     statuses ">= 1.3.1 < 2"
 
+http-errors@1.8.1:
+  version "1.8.1"
+  resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.8.1.tgz#7c3f28577cbc8a207388455dbd62295ed07bd68c"
+  dependencies:
+    depd "~1.1.2"
+    inherits "2.0.4"
+    setprototypeof "1.2.0"
+    statuses ">= 1.5.0 < 2"
+    toidentifier "1.0.1"
+
 http-errors@~1.6.2:
   version "1.6.3"
   resolved "https://registry.yarnpkg.com/http-errors/-/http-errors-1.6.3.tgz#8b55680bb4be283a0b5bf4ea2e38580be1d9320d"
@@ -3002,6 +3041,12 @@ iconv-lite@0.4.19:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
 
+iconv-lite@0.4.24:
+  version "0.4.24"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
+  dependencies:
+    safer-buffer ">= 2.1.2 < 3"
+
 iconv-lite@^0.4.17, iconv-lite@^0.4.4:
   version "0.4.21"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.21.tgz#c47f8733d02171189ebc4a400f3218d348094798"
@@ -3041,6 +3086,10 @@ inherits@2, inherits@2.0.3, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.1, i
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
+inherits@2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+
 ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
@@ -3099,9 +3148,9 @@ invert-kv@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-1.0.0.tgz#104a8e4aaca6d3d8cd157a8ef8bfab2d7a3ffdb6"
 
-ipaddr.js@1.6.0:
-  version "1.6.0"
-  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.6.0.tgz#e3fa357b773da619f26e95f049d055c72796f86b"
+ipaddr.js@1.9.1:
+  version "1.9.1"
+  resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.1.tgz#bff38543eeb8984825079ff3a2a8e6cbd46781b3"
 
 is-accessor-descriptor@^0.1.6:
   version "0.1.6"
@@ -3688,6 +3737,10 @@ lodash@^4.14.0, lodash@^4.17.10, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.3.0,
   version "4.17.10"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
 
+lodash@^4.17.13:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+
 log-driver@1.2.7:
   version "1.2.7"
   resolved "https://registry.yarnpkg.com/log-driver/-/log-driver-1.2.7.tgz#63b95021f0702fedfa2c9bb0a24e7797d71871d8"
@@ -3810,6 +3863,10 @@ micromatch@^3.1.10:
     snapdragon "^0.8.1"
     to-regex "^3.0.2"
 
+mime-db@1.52.0:
+  version "1.52.0"
+  resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.52.0.tgz#bbabcdc02859f4987301c856e3387ce5ec43bf70"
+
 "mime-db@>= 1.33.0 < 2", mime-db@~1.33.0:
   version "1.33.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.33.0.tgz#a3492050a5cb9b63450541e39d9788d2272783db"
@@ -3818,17 +3875,23 @@ micromatch@^3.1.10:
   version "1.34.0"
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.34.0.tgz#452d0ecff5c30346a6dc1e64b1eaee0d3719ff9a"
 
-mime-types@^2.0.8, mime-types@^2.1.12, mime-types@^2.1.16, mime-types@~2.1.17, mime-types@~2.1.18:
+mime-types@^2.0.8, mime-types@^2.1.12, mime-types@^2.1.16, mime-types@~2.1.17:
   version "2.1.18"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.18.tgz#6f323f60a83d11146f831ff11fd66e2fe5503bb8"
   dependencies:
     mime-db "~1.33.0"
 
+mime-types@~2.1.24, mime-types@~2.1.34:
+  version "2.1.35"
+  resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.35.tgz#381a871b62a734450660ae3deee44813f70d959a"
+  dependencies:
+    mime-db "1.52.0"
+
 mime@1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.4.1.tgz#121f9ebc49e3766f311a76e1fa1c8003c4b03aa6"
 
-mime@^1.4.1:
+mime@1.6.0, mime@^1.4.1:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
 
@@ -3925,6 +3988,10 @@ ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@2.1.3:
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.3.tgz#574c8138ce1d2b5861f0b44579dbadd60c6615b2"
+
 ms@^2.0.0, ms@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
@@ -3983,9 +4050,9 @@ needle@^2.2.0:
     iconv-lite "^0.4.4"
     sax "^1.2.4"
 
-negotiator@0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.1.tgz#2b327184e8992101177b28563fb5e7102acd0ca9"
+negotiator@0.6.3:
+  version "0.6.3"
+  resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.3.tgz#58e323a72fedc0d6f9cd4d31fe49f51479590ccd"
 
 nested-error-stacks@^1.0.0:
   version "1.0.2"
@@ -4167,7 +4234,7 @@ once@^1.3.0, once@^1.3.1, once@^1.4.0:
 
 onetime@^1.0.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
+  resolved "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
 
 onetime@^2.0.0:
   version "2.0.1"
@@ -4305,9 +4372,9 @@ parse-json@^2.1.0:
   dependencies:
     error-ex "^1.2.0"
 
-parseurl@~1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.2.tgz#fc289d4ed8993119460c156253262cdc8de65bf3"
+parseurl@~1.3.2, parseurl@~1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
 
 pascalcase@^0.1.1:
   version "0.1.1"
@@ -4575,12 +4642,12 @@ protochain@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/protochain/-/protochain-1.0.5.tgz#991c407e99de264aadf8f81504b5e7faf7bfa260"
 
-proxy-addr@~2.0.2, proxy-addr@~2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.3.tgz#355f262505a621646b3130a728eb647e22055341"
+proxy-addr@~2.0.2, proxy-addr@~2.0.7:
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.7.tgz#f19fe69ceab311eeb94b42e70e8c2070f9ba1025"
   dependencies:
-    forwarded "~0.1.2"
-    ipaddr.js "1.6.0"
+    forwarded "0.2.0"
+    ipaddr.js "1.9.1"
 
 pseudomap@^1.0.2:
   version "1.0.2"
@@ -4609,6 +4676,10 @@ qs@6.5.1, qs@~6.5.1:
   version "6.5.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.1.tgz#349cdf6eef89ec45c12d7d5eb3fc0c870343a6d8"
 
+qs@6.9.7:
+  version "6.9.7"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.7.tgz#4610846871485e1e048f44ae3b94033f0e675afe"
+
 qs@~6.4.0:
   version "6.4.0"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.4.0.tgz#13e26d28ad6b0ffaa91312cd3bf708ed351e7233"
@@ -4628,9 +4699,9 @@ randomatic@^1.1.3:
     is-number "^3.0.0"
     kind-of "^4.0.0"
 
-range-parser@~1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.0.tgz#f49be6b487894ddc40dcc94a322f611092e00d5e"
+range-parser@~1.2.0, range-parser@~1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/range-parser/-/range-parser-1.2.1.tgz#3cf37023d199e1c24d1a55b84800c2f3e6468031"
 
 raw-body@2.3.2:
   version "2.3.2"
@@ -4641,6 +4712,15 @@ raw-body@2.3.2:
     iconv-lite "0.4.19"
     unpipe "1.0.0"
 
+raw-body@2.4.3:
+  version "2.4.3"
+  resolved "https://registry.yarnpkg.com/raw-body/-/raw-body-2.4.3.tgz#8f80305d11c2a0a545c2d9d89d7a0286fcead43c"
+  dependencies:
+    bytes "3.1.2"
+    http-errors "1.8.1"
+    iconv-lite "0.4.24"
+    unpipe "1.0.0"
+
 rc@^1.0.1, rc@^1.1.6:
   version "1.2.8"
   resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.8.tgz#cd924bf5200a075b83c188cd6b9e211b7fc0d3ed"
@@ -5015,7 +5095,11 @@ safe-buffer@5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
-safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@^5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@5.2.1, safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@^5.1.2:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
+
+safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
 
@@ -5025,7 +5109,7 @@ safe-regex@^1.1.0:
   dependencies:
     ret "~0.1.10"
 
-safer-buffer@^2.1.0:
+"safer-buffer@>= 2.1.2 < 3", safer-buffer@^2.1.0:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
 
@@ -5061,9 +5145,9 @@ send@0.16.1:
     range-parser "~1.2.0"
     statuses "~1.3.1"
 
-send@0.16.2:
-  version "0.16.2"
-  resolved "https://registry.yarnpkg.com/send/-/send-0.16.2.tgz#6ecca1e0f8c156d141597559848df64730a6bbc1"
+send@0.17.2:
+  version "0.17.2"
+  resolved "https://registry.yarnpkg.com/send/-/send-0.17.2.tgz#926622f76601c41808012c8bf1688fe3906f7820"
   dependencies:
     debug "2.6.9"
     depd "~1.1.2"
@@ -5072,12 +5156,12 @@ send@0.16.2:
     escape-html "~1.0.3"
     etag "~1.8.1"
     fresh "0.5.2"
-    http-errors "~1.6.2"
-    mime "1.4.1"
-    ms "2.0.0"
+    http-errors "1.8.1"
+    mime "1.6.0"
+    ms "2.1.3"
     on-finished "~2.3.0"
-    range-parser "~1.2.0"
-    statuses "~1.4.0"
+    range-parser "~1.2.1"
+    statuses "~1.5.0"
 
 serializerr@1.0.3:
   version "1.0.3"
@@ -5094,14 +5178,14 @@ serve-static@1.13.1:
     parseurl "~1.3.2"
     send "0.16.1"
 
-serve-static@1.13.2:
-  version "1.13.2"
-  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.13.2.tgz#095e8472fd5b46237db50ce486a43f4b86c6cec1"
+serve-static@1.14.2:
+  version "1.14.2"
+  resolved "https://registry.yarnpkg.com/serve-static/-/serve-static-1.14.2.tgz#722d6294b1d62626d41b43a013ece4598d292bfa"
   dependencies:
     encodeurl "~1.0.2"
     escape-html "~1.0.3"
-    parseurl "~1.3.2"
-    send "0.16.2"
+    parseurl "~1.3.3"
+    send "0.17.2"
 
 set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
@@ -5137,6 +5221,10 @@ setprototypeof@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.1.0.tgz#d0bd85536887b6fe7c0d818cb962d9d91c54e656"
 
+setprototypeof@1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.2.0.tgz#66c9a24a73f9fc28cbe66b09fed3d33dcaf1b424"
+
 shebang-command@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/shebang-command/-/shebang-command-1.2.0.tgz#44aac65b695b03398968c39f363fee5deafdf1ea"
@@ -5278,7 +5366,7 @@ static-extend@^0.1.1:
     define-property "^0.2.5"
     object-copy "^0.1.0"
 
-"statuses@>= 1.3.1 < 2", "statuses@>= 1.4.0 < 2":
+"statuses@>= 1.3.1 < 2", "statuses@>= 1.4.0 < 2", "statuses@>= 1.5.0 < 2", statuses@~1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
 
@@ -5286,10 +5374,6 @@ statuses@~1.3.1:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.3.1.tgz#faf51b9eb74aaef3b3acf4ad5f61abf24cb7b93e"
 
-statuses@~1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.4.0.tgz#bb73d446da2796106efcc1b601a253d6c46bd087"
-
 stream-events@^1.0.1:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/stream-events/-/stream-events-1.0.4.tgz#73bfd4007b8f677b46ec699f14e9e2304c2f0a9e"
@@ -5541,6 +5625,10 @@ to-regex@^3.0.1, to-regex@^3.0.2:
     regex-not "^1.0.2"
     safe-regex "^1.1.0"
 
+toidentifier@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.1.tgz#3be34321a88a820ed1bd80dfaa33e479fbb8dd35"
+
 tough-cookie@~2.3.3:
   version "2.3.4"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
@@ -5585,12 +5673,12 @@ type-check@~0.3.2:
   dependencies:
     prelude-ls "~1.1.2"
 
-type-is@~1.6.15, type-is@~1.6.16:
-  version "1.6.16"
-  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.16.tgz#f89ce341541c672b25ee7ae3c73dee3b2be50194"
+type-is@~1.6.15, type-is@~1.6.18:
+  version "1.6.18"
+  resolved "https://registry.yarnpkg.com/type-is/-/type-is-1.6.18.tgz#4e552cd05df09467dcbc4ef739de89f2cf37c131"
   dependencies:
     media-typer "0.3.0"
-    mime-types "~2.1.18"
+    mime-types "~2.1.24"
 
 type-name@^2.0.1:
   version "2.0.2"