Add docker image workflow

.github/workflows/docker-image.yaml

@@ -0,0 +1,56 @@
+name: Docker image
+on:
+  push:
+    branches:
+      - '*'
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+  pull_request:
+    branches:
+      - '*'
+jobs:
+  build:
+    name: Build & push docker image
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+        fail-fast: false
+        matrix:
+          psql: [15]
+          postgis: [3.4]
+          os: [ubuntu-latest]
+
+    env:
+      IMG_NAME: ${{ github.repository }}
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+
+      - name: Info
+        run: echo "Parameters. ${{ github.event.base_ref }}, ${{ github.ref_type }}, ${{ github.ref }}"
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          platforms: linux/amd64,linux/arm64
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          platforms: linux/amd64,linux/arm64
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          tags: mobilitydb/mobilitydb:${{ matrix.psql }}-${{ matrix.postgis }}-1.0-BerlinMOD
+          build-args: |
+            POSTGRES_VERSION=${{ matrix.psql }}
+            POSTGIS_VERSION=${{ matrix.postgis }}