ci: improve musl linux test stage (#69)

Author: terraputix

.github/workflows/build-test.yml

@@ -187,86 +187,68 @@ jobs:
           - name: Linux x86_64
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
-            python-version: "3.12"
-            is-min-deps: false
-
-          - name: Linux musl
-            runner: ubuntu-22.04
-            platform-name: linux-musl-x86_64
-            is-musl: true
             python-version: "3.12"
             is-min-deps: false
 
           - name: Linux ARM64
             runner: ubuntu-24.04-arm
             platform-name: linux-aarch64
-            is-musl: false
             python-version: "3.12"
             is-min-deps: false
 
           - name: Windows
             runner: windows-latest
             platform-name: windows-x64
-            is-musl: false
             python-version: "3.12"
             is-min-deps: false
 
           - name: macOS x86_64
             runner: macos-13
             platform-name: macos-x86_64
-            is-musl: false
             python-version: "3.12"
             is-min-deps: false
 
           - name: macOS ARM64
             runner: macos-14
             platform-name: macos-arm64
-            is-musl: false
             python-version: "3.12"
             is-min-deps: false
 
           # Additional Python versions for Linux x86_64
           - name: Python 3.9
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.9"
             is-min-deps: false
 
           - name: Python 3.10
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.10"
             is-min-deps: false
 
           - name: Python 3.11
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.11"
             is-min-deps: false
 
           - name: Python 3.13
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.13"
             is-min-deps: false
 
           - name: Python 3.14 Pre Release
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.14"
             is-min-deps: false
 
           # Minimum dependencies test
           - name: Min Dependencies
             runner: ubuntu-latest
             platform-name: linux-x86_64
-            is-musl: false
             python-version: "3.9"
             is-min-deps: true
     steps:
@@ -277,7 +259,7 @@ jobs:
         uses: astral-sh/setup-uv@v6
         with:
           version: "0.8.19"
-          enable-cache: ${{ matrix.config.is-musl && 'false' || 'true' }}
+          enable-cache: "true"
           cache-dependency-glob: "**/uv.lock"
           python-version: ${{ matrix.config.python-version }}
 
@@ -298,21 +280,6 @@ jobs:
           uv pip install --force-reinstall "$WHEEL_PATH"
           uv run --no-sync pytest tests/
 
-      # Musl tests
-      - name: Run musl tests
-        if: ${{ !matrix.config.is-min-deps && matrix.config.is-musl }}
-        uses: addnab/docker-run-action@v3
-        with:
-          image: ghcr.io/astral-sh/uv:0.8.19-alpine
-          options: -v ${{ github.workspace }}:/io -w /io
-          run: |
-            apk add python3 py3-pip py3-psutil gcc python3-dev musl-dev linux-headers
-            WHEEL_PATH=$(ls dist/*.whl)
-            uv venv
-            uv sync --no-install-project --no-default-groups --group=test
-            uv pip install --force-reinstall "$WHEEL_PATH"
-            uv run --no-sync pytest tests/
-
       # Minimum dependencies test
       - name: Run tests with minimum dependencies
         if: ${{ matrix.config.is-min-deps }}
@@ -323,3 +290,39 @@ jobs:
           uv sync --resolution lowest-direct --no-install-project --no-default-groups --group=test
           uv pip install --no-deps --force-reinstall "$WHEEL_PATH"
           uv run --no-sync --no-default-groups --group=test pytest tests/
+
+  test-musl:
+    needs: build
+    name: Test - Linux Musl
+    runs-on: ubuntu-latest
+    container: ghcr.io/astral-sh/uv:0.8.19-alpine
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install dependencies
+        shell: sh
+        run: |
+          apk add tar python3 py3-pip py3-psutil gcc python3-dev musl-dev linux-headers
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+        with:
+          version: "0.8.19"
+          enable-cache: "true"
+          cache-dependency-glob: "**/uv.lock"
+          python-version: "3.12"
+
+      - name: Download wheels
+        uses: actions/download-artifact@v4
+        with:
+          name: wheels-linux-musl-x86_64
+          path: dist
+
+      - name: Run musl tests
+        shell: sh
+        run: |
+          WHEEL_PATH=$(ls dist/*.whl)
+          uv venv
+          uv sync --no-install-project --no-default-groups --group=test
+          uv pip install --force-reinstall "$WHEEL_PATH"
+          uv run --no-sync pytest tests/