Extract duplicated CI setup steps into composite action

.github/actions/setup-python-uv/action.yml

@@ -0,0 +1,31 @@
+name: Setup Python with uv
+description: Set up Python environment using uv package manager
+
+inputs:
+  install-extras:
+    description: 'Whether to install all extras with dependencies'
+    required: false
+    default: 'false'
+
+runs:
+  using: composite
+  steps:
+    - uses: actions/checkout@v4
+
+    - name: Install uv
+      uses: astral-sh/setup-uv@v4
+      with:
+        version: "latest"
+
+    - name: Set up Python
+      shell: bash
+      run: uv python install 3.12
+
+    - name: Install dependencies
+      shell: bash
+      run: |
+        if [ "${{ inputs.install-extras }}" = "true" ]; then
+          uv sync --group dev --all-extras
+        else
+          uv sync --group dev
+        fi

.github/workflows/ci.yml

@@ -11,18 +11,8 @@ jobs:
     name: Lint (Ruff)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-
-      - name: Install uv
-        uses: astral-sh/setup-uv@v4
-        with:
-          version: "latest"
-
-      - name: Set up Python
-        run: uv python install 3.12
-
-      - name: Install dependencies
-        run: uv sync --group dev
+      - name: Setup Python with uv
+        uses: ./.github/actions/setup-python-uv
 
       - name: Run Ruff check
         run: uv run ruff check src/ tests/
@@ -34,18 +24,8 @@ jobs:
     name: Type Check (Mypy)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-
-      - name: Install uv
-        uses: astral-sh/setup-uv@v4
-        with:
-          version: "latest"
-
-      - name: Set up Python
-        run: uv python install 3.12
-
-      - name: Install dependencies
-        run: uv sync --group dev
+      - name: Setup Python with uv
+        uses: ./.github/actions/setup-python-uv
 
       - name: Run Mypy
         run: uv run mypy src/
@@ -54,18 +34,10 @@ jobs:
     name: Test (Pytest)
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-
-      - name: Install uv
-        uses: astral-sh/setup-uv@v4
+      - name: Setup Python with uv
+        uses: ./.github/actions/setup-python-uv
         with:
-          version: "latest"
-
-      - name: Set up Python
-        run: uv python install 3.12
-
-      - name: Install dependencies
-        run: uv sync --group dev --all-extras
+          install-extras: 'true'
 
       - name: Run tests
         run: uv run pytest tests/ -v --tb=short