feat: PostgreSQL image with TimescaleDB, VectorChord, pgvector

- Multi-stage Dockerfile for optimized image size (676MB vs 2GB)
- Support for PostgreSQL 15, 16, 17, 18
- TimescaleDB 2.24.0, VectorChord 1.0.0, pgvector 0.8.1
- Auto-creation of extensions on first startup
- CI/CD with tests for all versions
- OCI labels and healthcheck included

.gitea/workflows/docker-build.yml

@@ -0,0 +1,109 @@
+name: 🚀 Docker Build and Push
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        pg_version: [15, 16, 17, 18]
+    steps:
+      - name: 📥 Checkout code
+        uses: actions/checkout@v4
+
+      - name: 🛠️ Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: 🔐 Login to Gitea Registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.killinger.fr
+          username: maxime.killinger
+          password: ${{ secrets.DOCKER_TOKEN }}
+
+      - name: 📦 Build Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          load: true
+          build-args: |
+            PG_VERSION=${{ matrix.pg_version }}
+          tags: |
+            postgres-ts-vectors:pg${{ matrix.pg_version }}-test
+
+      - name: 🧪 Test image - Start container
+        run: |
+          docker run -d --name test-pg${{ matrix.pg_version }} \
+            -e POSTGRES_PASSWORD=testpass \
+            postgres-ts-vectors:pg${{ matrix.pg_version }}-test
+          
+          # Wait for PostgreSQL to be ready
+          echo "Waiting for PostgreSQL to start..."
+          for i in {1..30}; do
+            if docker exec test-pg${{ matrix.pg_version }} pg_isready -U postgres > /dev/null 2>&1; then
+              echo "PostgreSQL is ready!"
+              break
+            fi
+            sleep 2
+          done
+
+      - name: 🧪 Test image - Verify extensions
+        run: |
+          # Wait a bit more for init scripts to complete
+          sleep 5
+          
+          # Check extensions are installed
+          RESULT=$(docker exec test-pg${{ matrix.pg_version }} psql -U postgres -t -c \
+            "SELECT count(*) FROM pg_extension WHERE extname IN ('timescaledb', 'vector', 'vchord');")
+          
+          EXTENSIONS=$(echo $RESULT | tr -d ' ')
+          echo "Found $EXTENSIONS extensions"
+          
+          if [ "$EXTENSIONS" -eq "3" ]; then
+            echo "✅ All 3 extensions are installed!"
+          else
+            echo "❌ Expected 3 extensions, found $EXTENSIONS"
+            docker exec test-pg${{ matrix.pg_version }} psql -U postgres -c \
+              "SELECT extname, extversion FROM pg_extension;"
+            exit 1
+          fi
+          
+          # Show extension versions
+          docker exec test-pg${{ matrix.pg_version }} psql -U postgres -c \
+            "SELECT extname, extversion FROM pg_extension WHERE extname IN ('timescaledb', 'vector', 'vchord');"
+
+      - name: 🧹 Cleanup test container
+        if: always()
+        run: docker rm -f test-pg${{ matrix.pg_version }} || true
+
+      - name: 🚀 Push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          build-args: |
+            PG_VERSION=${{ matrix.pg_version }}
+          tags: |
+            gitea.killinger.fr/maxime.killinger/postgres-ts-vectors:pg${{ matrix.pg_version }}
+
+      - name: 🏷️ Tag latest (PG18 only)
+        if: matrix.pg_version == 18
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          build-args: |
+            PG_VERSION=18
+          tags: |
+            gitea.killinger.fr/maxime.killinger/postgres-ts-vectors:latest
+
+      - name: 🔔 Trigger Watchtower
+        if: matrix.pg_version == 18
+        env:
+          TOKEN: ${{ secrets.WATCHTOWER_TOKEN }}
+        run: |
+          curl -X GET -H "Authorization: Bearer $TOKEN" http://192.168.1.118:3026/v1/update