Add dry-run test of submit

Author: robtaylor

.github/workflows/main.yaml

@@ -78,3 +78,37 @@ jobs:
           CHIPFLOW_API_KEY_ID: ${{ secrets.CHIPFLOW_API_KEY_ID }}
           CHIPFLOW_API_KEY_SECRET: ${{ secrets.CHIPFLOW_API_KEY_SECRET }}
           CHIPFLOW_BACKEND_VERSION: b7afdbf
+
+  test-submit-dry:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out source code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          path: chipflow-lib
+      - 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
+        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 ../chipflow-lib
+      - name: Run tests
+        working-directory: ./chipflow-examples
+        run: |
+          pdm test
+          pdm run chipflow pin lock
+          pdm run chipflow silicon submit --dry-run