Harden CI (#1368)

.github/workflows/build-docset.yml

@@ -12,20 +12,21 @@ env:
 
 permissions: {}
 
+
 jobs:
   docset:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          persist-credentials: false
       - uses: actions/setup-python@v5
         with:
           python-version: "3.x"
+      - uses: hynek/setup-cached-uv@v2
 
-      - run: python -Im pip install tox
-
-      - run: python -Im tox run -e docset
+      - run: uvx --with=tox-uv tox run -e docset
 
       - uses: actions/upload-artifact@v4
         with:

.github/workflows/ci.yml

@@ -16,6 +16,7 @@ env:
 
 permissions: {}
 
+
 jobs:
   build-package:
     name: Build & verify package
@@ -25,6 +26,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          persist-credentials: false
 
       - uses: hynek/build-and-inspect-python-package@v2
         id: baipp
@@ -59,8 +61,9 @@ jobs:
       - uses: hynek/setup-cached-uv@v2
 
       - name: Prepare tox
+        env:
+          V: ${{ matrix.python-version }}
         run: |
-          V=${{ matrix.python-version }}
           DO_MYPY=1
 
           if [[ "$V" == "3.8" ]]; then
@@ -73,7 +76,7 @@ jobs:
       - run: >
           uvx --with=tox-uv
           tox run
-          -e ${{ env.TOX_PYTHON }}-mypy
+          -e $TOX_PYTHON-mypy
         if: env.DO_MYPY == '1'
 
       - name: Remove src to ensure tests run against wheel
@@ -83,7 +86,7 @@ jobs:
           uvx --with=tox-uv
           tox run
           --installpkg dist/*.whl
-          -e ${{ env.TOX_PYTHON }}-tests
+          -e $TOX_PYTHON-tests
 
       - name: Upload coverage data
         uses: actions/upload-artifact@v4
@@ -192,6 +195,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
       - uses: actions/setup-python@v5
         with:
           python-version-file: .python-version-default
@@ -205,6 +210,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
       - uses: actions/setup-python@v5
         with:
           python-version-file: .python-version-default

.github/workflows/codeql-analysis.yml

@@ -25,11 +25,16 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          persist-credentials: false
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
         with:
           languages: ${{ matrix.language }}
 
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v3
+
       - name: Perform CodeQL Analysis
         uses: github/codeql-action/analyze@v3

.github/workflows/codspeed.yml

@@ -31,14 +31,15 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+           persist-credentials: false
       - uses: actions/setup-python@v5
         with:
           python-version-file: .python-version-default
-          cache: pip
-      - run: python -Im pip install tox-uv
+      - uses: hynek/setup-cached-uv@v2
 
       - name: Run CodSpeed benchmarks
         uses: CodSpeedHQ/action@v3
         with:
           token: ${{ secrets.CODSPEED_TOKEN }}
-          run: tox run -e codspeed
+          run: uvx --with tox-uv tox run -e codspeed

.github/workflows/pypi-package.yml

@@ -1,5 +1,5 @@
 ---
-name: Build & maybe upload PyPI package
+name: Build & upload PyPI package
 
 on:
   push:
@@ -10,26 +10,27 @@ on:
       - published
   workflow_dispatch:
 
-permissions:
-  attestations: write
-  contents: read
-  id-token: write
 
 jobs:
   # Always build & lint package.
   build-package:
     name: Build & verify package
     runs-on: ubuntu-latest
+    permissions:
+      attestations: write
+      id-token: write
 
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          persist-credentials: false
 
       - uses: hynek/build-and-inspect-python-package@v2
         with:
           attest-build-provenance-github: 'true'
 
+
   # Upload to Test PyPI on every commit on main.
   release-test-pypi:
     name: Publish in-dev package to test.pypi.org
@@ -38,6 +39,9 @@ jobs:
     runs-on: ubuntu-latest
     needs: build-package
 
+    permissions:
+      id-token: write
+
     steps:
       - name: Download packages built by build-and-inspect-python-package
         uses: actions/download-artifact@v4
@@ -51,6 +55,7 @@ jobs:
           attestations: true
           repository-url: https://test.pypi.org/legacy/
 
+
   # Upload to real PyPI on GitHub Releases.
   release-pypi:
     name: Publish released package to pypi.org
@@ -59,6 +64,9 @@ jobs:
     runs-on: ubuntu-latest
     needs: build-package
 
+    permissions:
+      id-token: write
+
     steps:
       - name: Download packages built by build-and-inspect-python-package
         uses: actions/download-artifact@v4

.github/workflows/zizmor.yml

@@ -0,0 +1,38 @@
+# https://github.com/woodruffw/zizmor
+name: Zizmor
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["*"]
+
+permissions:
+  contents: read
+
+
+jobs:
+  zizmor:
+    name: Zizmor latest via Cargo
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+      - name: Setup Rust
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+      - name: Get zizmor
+        run: cargo install zizmor
+      - name: Run zizmor
+        run: zizmor --format sarif . > results.sarif
+      - name: Upload SARIF file
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          # Path to SARIF file relative to the root of the repository
+          sarif_file: results.sarif
+          # Optional category for the results
+          # Used to differentiate multiple results for one commit
+          category: zizmor