diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 67a75f6..503a129 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -4,6 +4,8 @@ on:
       - main
   pull_request:
   merge_group:
+  schedule:
+    - cron: '0 0 * * *'  # Every day at midnight UTC
 
 name: CI
 jobs:
@@ -13,19 +15,21 @@ jobs:
     steps:
       - name: Check out source code
         uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
+
       - name: Set up PDM
         uses: pdm-project/setup-pdm@v4
-      - name: Install dependencies
+
+      - name: Install dependencies with multirepo
+        uses: chipflow/pdm-multirepo@v1
+
+      - name: Run tests
         run: |
-          pdm install
+          pdm run test
       - name: Run lints
         run: |
           pdm run lint
-      - name: Run tests
-        run: |
-          pdm run test
+      - name: Run doc tests
+        run: pdm run test-docs
 
   license:
     runs-on: ubuntu-latest
@@ -35,79 +39,51 @@ jobs:
         with:
           fetch-depth: 0
       - name: Check source code licenses
-        run: |
-          docker run --platform=linux/amd64 -v ${PWD}:/src ghcr.io/google/addlicense -v -check -l BSD-2-Clause -c "ChipFlow" -s=only -ignore **/__init__.py **/*.py
+        run: docker run --platform=linux/amd64 -v ${{github.workspace}}:/src ghcr.io/google/addlicense -v -check -l BSD-2-Clause -c "ChipFlow" -s=only -ignore **/__init__.py **/*.py
 
   test-submit:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        dry: [true, false]
+    env:
+      DRY: ${{ matrix.dry && '--dry-run' || '' }}
+      IS_DRY: ${{ matrix.dry && '(dry run)' || '' }}
+    name:  ${{ matrix.dry && 'Test Submit - Dry run' || 'Test submit' }}
+
     steps:
       - name: Check out source code
         uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-          path: amaranth-orchard
+
       - name: Check out chipflow-examples
         uses: actions/checkout@v4
         with:
           repository: ChipFlow/chipflow-examples
-          fetch-depth: 0
           path: chipflow-examples
+          ref: ${{ github.head_ref || 'refs/heads/main' }}
 
       - name: Set up PDM
         uses: pdm-project/setup-pdm@v4
         with:
-          python-version: "3.10"
+          python-version: '3.10'
           cache: true
-          cache-dependency-path: "./**/pyproject.toml"
-      - name: Install dependencies
-        working-directory: ./chipflow-examples
-        run: |
-          pdm install
-          pdm run python -m ensurepip
-          pdm run python -m pip install -e ../amaranth-orchard
-      - name: Run tests
-        working-directory: ./chipflow-examples
-        run: |
-          pdm test
-          pdm run chipflow pin lock
-          pdm run chipflow silicon submit --wait
-        env:
-          CHIPFLOW_API_ORIGIN: 'https://build-staging.chipflow.org'
-          CHIPFLOW_API_KEY_ID: ${{ secrets.CHIPFLOW_API_KEY_ID }}
-          CHIPFLOW_API_KEY_SECRET: ${{ secrets.CHIPFLOW_API_KEY_SECRET }}
-          CHIPFLOW_BACKEND_VERSION: b7afdbf
+          cache-dependency-path: './**/pyproject.toml'
 
-  test-submit-dry:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out source code
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-          path: amaranth-orchard
-      - name: Check out chipflow-examples
-        uses: actions/checkout@v4
-        with:
-          repository: ChipFlow/chipflow-examples
-          fetch-depth: 0
-          path: chipflow-examples
 
-      - name: Set up PDM
-        uses: pdm-project/setup-pdm@v4
+      - name: Install dependencies with multirepo
+        uses: chipflow/pdm-multirepo@v1
         with:
-          python-version: "3.10"
-          cache: true
-          cache-dependency-path: "./**/pyproject.toml"
-      - name: Install dependencies
-        working-directory: ./chipflow-examples
-        run: |
-          pdm install
-          pdm run python -m ensurepip
-          pdm run python -m pip install -e ../amaranth-orchard
+          working-directory: './chipflow-examples'
 
       - name: Run tests
         working-directory: ./chipflow-examples
         run: |
           pdm test
+
+      - name: Submit build ${{ env.is_dry }}
+        working-directory: ./chipflow-examples/minimal
+        run: |
           pdm run chipflow pin lock
-          pdm run chipflow silicon submit --dry-run
+          pdm run chipflow silicon submit --wait $DRY
+        env:
+          CHIPFLOW_API_KEY: ${{ secrets.CHIPFLOW_API_KEY}}
diff --git a/pyproject.toml b/pyproject.toml
index 0f8672b..449a2ee 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,6 @@ dependencies = [
     "chipflow-lib @ git+https://github.com/ChipFlow/chipflow-lib.git",
     "amaranth-soc @ git+https://github.com/amaranth-lang/amaranth-soc",
     "amaranth-stdio @ git+https://github.com/amaranth-lang/amaranth-stdio",
-    "pytest>=7.2.0",
 ]
 
 # Build system configuration
@@ -45,9 +44,10 @@ test.cmd = "pytest"
 test-cov.cmd = "pytest --cov=amaranth-orchard cov-report=term"
 test-cov-html.cmd = "pytest --cov=amaranth-orchard --cov-report=html"
 # test-docs.cmd = "sphinx-build -b doctest docs/ docs/_build"
+test-docs.cmd = "true"
 lint.cmd = "ruff check"
-# docs.cmd = "sphinx-build docs/ docs/_build/ -W --keep-going"
-test-examples.working_dir = "."
+#docs.cmd = "sphinx-build docs/ docs/_build/ -W --keep-going"
+doc.cmd = "true"
 
 
 [dependency-groups]
diff --git a/tools/license_check.sh b/tools/license_check.sh
new file mode 100755
index 0000000..3d05e57
--- /dev/null
+++ b/tools/license_check.sh
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: BSD-2-Clause
+#!/bin/bash
+
+