CI: New workflows for tests

.github/workflows/integration-tests.yml

@@ -0,0 +1,90 @@
+name: Integration tests
+
+on:
+  push:
+    branches:
+      - "**"
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch: {}
+
+permissions:
+  contents: read
+
+jobs:
+  test-integration:
+    name: integration tests on ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-latest
+            arch: x64
+          - os: macos-latest
+            arch: arm64
+          - os: windows-latest
+            arch: x64
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup node
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: .nvmrc
+
+      - name: Get npm cache directory
+        shell: bash
+        run: echo "npm_cache_dir=$(npm config get cache)" >> ${GITHUB_ENV}
+
+      - name: Use cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ env.npm_cache_dir }}
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      - name: Install Python setuptools (macOS)
+        if: runner.os == 'macOS'
+        run: brew install python-setuptools
+
+      - name: Install minikube (Linux)
+        if: runner.os == 'Linux'
+        uses: medyagh/setup-minikube@master
+        with:
+          kubernetes-version: v1.30.1
+
+      - name: Install dependencies
+        uses: nick-fields/retry@v3
+        with:
+          timeout_minutes: 20
+          max_attempts: 3
+          retry_on: error
+          command: npm ci
+
+      - name: Build
+        run: npm run build
+
+      - name: Build Electron app
+        run: npm run build:app -- -- -- dir --${{ matrix.arch }}
+
+      - name: Run integration tests (Linux)
+        if: runner.os == 'Linux'
+        run: xvfb-run --auto-servernum --server-args='-screen 0, 1600x900x24' npm run test:integration
+
+      - name: Run integration tests (macOS, Windows)
+        if: runner.os != 'Linux'
+        run: npm run test:integration
+
+      - name: Clean after tests
+        run: npm run clean
+
+      - name: Check untracked files
+        shell: bash
+        run: for f in $(git ls-files --others --exclude-standard); do git diff --no-index --stat --exit-code /dev/null $f; done