diff --git a/.github/actions/setup-python-env/action.yml b/.github/actions/setup-python-env/action.yml
deleted file mode 100644
index baa100f8..00000000
--- a/.github/actions/setup-python-env/action.yml
+++ /dev/null
@@ -1,30 +0,0 @@
-name: 'Setup Python Environment'
-description: 'Set up Python environment for the given Python version'
-
-inputs:
-  python-version:
-    description: 'Python version for setup-python'
-    required: true
-    default: '3.12'
-  build-project:
-    description: 'Whether to build the project itself'
-    required: true
-    default: 'false'
-
-runs:
-  using: 'composite'
-  steps:
-    - uses: actions/setup-python@v5
-      with:
-        python-version: ${{ inputs.python-version }}
-
-    - name: Install uv
-      run: pipx install uv
-      env:
-        # renovate: datasource=pypi depName=uv
-        UV_VERSION: '0.4.7'
-      shell: bash
-
-    - name: Install Python dependencies
-      run: uv sync --frozen ${{ inputs.build-project == 'false' && '--no-install-project' || '' }}
-      shell: bash
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f50849c5..882339ad 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,6 +10,11 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
   cancel-in-progress: ${{ github.event_name == 'pull_request' }}
 
+env:
+  PYTHON_VERSION: '3.12'
+  # renovate: datasource=pypi depName=uv
+  UV_VERSION: '0.4.9'
+
 jobs:
   quality:
     runs-on: ubuntu-24.04
@@ -17,10 +22,18 @@ jobs:
       - name: Check out
         uses: actions/checkout@v4
 
-      - name: Set up the environment
-        uses: ./.github/actions/setup-python-env
+      - name: Install uv
+        uses: astral-sh/setup-uv@v2
+        with:
+          version: ${{ env.UV_VERSION }}
+
+      - name: Install Python
+        uses: actions/setup-python@v5
         with:
-          build-project: 'true'
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install Python dependencies
+        run: uv sync --frozen --no-install-project
 
       - name: Setup Rust toolchain
         run: rustup component add clippy rustfmt
@@ -52,11 +65,20 @@ jobs:
       - name: Check out
         uses: actions/checkout@v4
 
-      - name: Set up the environment
-        uses: ./.github/actions/setup-python-env
+      - name: Install uv
+        uses: astral-sh/setup-uv@v2
+        with:
+          version: ${{ env.UV_VERSION }}
+          enable-cache: 'true'
+          cache-suffix: ${{ matrix.python-version }}
+
+      - name: Install Python
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
-          build-project: 'true'
+
+      - name: Install Python dependencies
+        run: uv sync --frozen
 
       - name: Check typing
         run: uv run mypy
@@ -80,8 +102,18 @@ jobs:
       - name: Check out
         uses: actions/checkout@v4
 
-      - name: Set up the environment
-        uses: ./.github/actions/setup-python-env
+      - name: Install uv
+        uses: astral-sh/setup-uv@v2
+        with:
+          version: ${{ env.UV_VERSION }}
+
+      - name: Install Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install Python dependencies
+        run: uv sync --frozen --no-install-project
 
       - name: Check if documentation can be built
         # `--no-project` is a workaround to avoid the installation of deptry
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 96ff659b..3ce3cc22 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -5,6 +5,11 @@ on:
     types: [published]
   workflow_dispatch:
 
+env:
+  PYTHON_VERSION: '3.12'
+  # renovate: datasource=pypi depName=uv
+  UV_VERSION: '0.4.9'
+
 jobs:
   set-version:
     runs-on: ubuntu-24.04
@@ -45,7 +50,8 @@ jobs:
         with:
           name: pyproject-toml
 
-      - uses: actions/setup-python@v5
+      - name: Install Python
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python }}
 
@@ -83,7 +89,8 @@ jobs:
         with:
           name: pyproject-toml
 
-      - uses: actions/setup-python@v5
+      - name: Install Python
+        uses: actions/setup-python@v5
         id: setup-python
         with:
           python-version: ${{ matrix.python }}
@@ -117,7 +124,8 @@ jobs:
         with:
           name: pyproject-toml
 
-      - uses: actions/setup-python@v5
+      - name: Install Python
+        uses: actions/setup-python@v5
         id: setup-python
         with:
           python-version: ${{ matrix.python }}
@@ -182,8 +190,18 @@ jobs:
       - name: Check out
         uses: actions/checkout@v4
 
-      - name: Set up the environment
-        uses: ./.github/actions/setup-python-env
+      - name: Install uv
+        uses: astral-sh/setup-uv@v2
+        with:
+          version: ${{ env.UV_VERSION }}
+
+      - name: Install Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
+
+      - name: Install Python dependencies
+        run: uv sync --frozen --no-install-project
 
       - name: Deploy documentation
         # `--no-project` is a workaround to avoid the installation of deptry