ci: fix and document CI

.github/workflows/docker.yml

@@ -1,26 +1,26 @@
 name: Docker CI
-on: [push]
+
+concurrency:
+  group: docker-${{ github.ref }}
+  cancel-in-progress: true
+
+on: [push, workflow_dispatch]
+
+env:
+  BUILDKIT_VERSION: 'v0.29.0'
+
 jobs:
-  build:
+  docker-build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: docker/setup-buildx-action@v1
-      - uses: actions/cache@v4
+      - name: Checkout repository
+        uses: actions/checkout@v6
+      - name: Set up buildkit cache
+        uses: actions/cache@v4
         with:
-          path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-buildx-
-      - uses: docker/build-push-action@v2
+          path: /var/lib/buildkit
+          key: ${{ runner.os }}-buildkit-${{ env.BUILDKIT_VERSION }}
+      - name: Test docker build
+        uses: klemek/dockerfile-test-build@v1
         with:
-          context: ./
-          file: ./Dockerfile
-          builder: ${{ steps.buildx.outputs.name }}
-          push: false
-          cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache-new
-      - run: |
-          rm -rf /tmp/.buildx-cache
-          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
-      - run: echo ${{ steps.docker_build.outputs.digest }}
+          buildkit_version: ${{ env.BUILDKIT_VERSION }}

.github/workflows/pythonci.yml

@@ -1,38 +1,58 @@
 name: Python CI
-on: [ push ]
+
+concurrency:
+  group: python-${{ github.ref }}
+  cancel-in-progress: true
+
+on: [push, workflow_dispatch]
+
 jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: astral-sh/ruff-action@v3
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Run Ruff check
+        uses: https://github.com/astral-sh/ruff-action@v3
         with:
           args: "check"
 
   ruff-format-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: astral-sh/ruff-action@v3
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Run Ruff format check
+        uses: https://github.com/astral-sh/ruff-action@v3
         with:
           args: "format --check --diff"
 
   ty:
     runs-on: ubuntu-latest
     steps:
-      - run: python3 -m pip install uv --break-system-packages
-      - uses: actions/checkout@v5
-      - run: python3 -m uv sync
-      - run: python3 -m uv run ty check --output-format github
+      - name: Install UV
+        run: python3 -m pip install uv --break-system-packages
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Sync Python dependencies
+        run: python3 -m uv sync
+      - name: Run ty check
+        run: python3 -m uv run ty check --output-format github
 
   coverage:
     runs-on: ubuntu-latest
     steps:
-      - run: python3 -m pip install uv --break-system-packages
-      - uses: actions/checkout@v5
-      - run: python3 -m uv sync
-      - run: python3 -m uv run coverage run -m unittest -v
-      - run: python3 -m uv run coverage xml
-      - uses: irongut/CodeCoverageSummary@v1.3.0
+      - name: Install UV
+        run: python3 -m pip install uv --break-system-packages
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      - name: Sync Python dependencies
+        run: python3 -m uv sync
+      - name: Run tests with coverage
+        run: python3 -m uv run coverage run -m unittest -v
+      - name: Generate coverage XML report
+        run: python3 -m uv run coverage xml
+      - name: Create coverage summary
+        uses: https://github.com/irongut/CodeCoverageSummary@v1.3.0
         with:
           filename: coverage.xml