ci: enforce minimum package coverage

.github/workflows/ci.yml

@@ -46,6 +46,31 @@ jobs:
           uv run ruff check src/ tests/ scripts/
           uv run ruff format --check src/ tests/ scripts/
 
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Install Python
+        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@bec219d24cd3e171d82865faccec33120bb574f4 # v10.1.0
+        with:
+          version: ${{ env.UV_VERSION }}
+          enable-cache: true
+
+      - name: Install the complete locked test environment
+        run: uv sync --locked --all-extras --all-groups
+
+      - name: Enforce package coverage
+        run: uv run pytest tests/ -q -ra --cov=ml4t.data --cov-report=term-missing
+
   dependency-audit:
     name: Dependency Audit
     runs-on: ubuntu-latest

.github/workflows/docs.yml

@@ -43,7 +43,9 @@ jobs:
           echo "ML4T_DOCS_VERSION=$(uv run python -c 'from ml4t.data import __version__; print(__version__)')" >> "$GITHUB_ENV"
           echo "ML4T_DOCS_COMMIT=${GITHUB_SHA}" >> "$GITHUB_ENV"
       - name: Build documentation strictly
-        run: uv run mkdocs build --strict
+        run: |
+          uv run python scripts/verify_readme_links.py
+          uv run mkdocs build --strict
       - name: Verify rendered identity
         run: >-
           uv run python scripts/verify_documentation_identity.py

.github/workflows/release.yml

@@ -102,7 +102,7 @@ jobs:
           uv run ruff check src/ tests/ scripts/
           uv run ruff format --check src/ tests/ scripts/
           uv run ty check
-          uv run pytest tests/ -q -ra
+          uv run pytest tests/ -q -ra --cov=ml4t.data --cov-report=term-missing
           uv run pytest tests/ -q -ra -W error::ResourceWarning
       - name: Audit locked dependencies
         run: |
@@ -113,6 +113,7 @@ jobs:
           ML4T_DOCS_COMMIT: ${{ needs.preflight.outputs.commit }}
           ML4T_DOCS_VERSION: ${{ needs.preflight.outputs.version }}
         run: |
+          uv run python scripts/verify_readme_links.py
           uv run mkdocs build --strict
           uv run python scripts/verify_documentation_identity.py \
             --site site \

AGENTS.md

@@ -60,7 +60,7 @@ Run focused tests while editing, then run the repository gates:
 uv run ruff check src tests scripts
 uv run ruff format --check src tests scripts
 uv run ty check
-uv run pytest tests -q -ra
+uv run pytest tests -q -ra --cov=ml4t.data --cov-report=term-missing
 uv run pytest tests -q -ra -W error::ResourceWarning
 uv run mkdocs build --strict
 uv build

README.md

@@ -70,7 +70,7 @@ uv run pre-commit install
 uv run ruff check src/ tests/
 uv run ruff format --check src/ tests/
 uv run ty check
-uv run pytest tests/ -q
+uv run pytest tests/ -q -ra --cov=ml4t.data --cov-report=term-missing
 uv run mkdocs build --strict
 uv build
 ```