feat: add type checking

Add optional mypy type checking

Author: galenlynch

.github/workflows/ci-uv.yml

@@ -22,6 +22,11 @@ on:
         required: false
         type: string
         default: "tests"
+      run-mypy:
+        description: "Whether to run mypy for typing checks (true/false)"
+        required: false
+        type: boolean
+        default: false
     secrets:
       repo-token:
         description: GitHub token for checkout/PR operations
@@ -55,6 +60,9 @@ jobs:
         run: |
           uv run --frozen ruff format --check --diff .
           uv run --frozen ruff check --output-format=github .
+      - name: Mypy (typing check)
+        if: ${{ inputs.run-mypy }}
+        run: uv run --frozen mypy ${{ inputs.package-name }}
       - name: Interrogate (docstring coverage)
         run: uv run --frozen interrogate -v
       - name: Codespell (typo checker)