GHA auto docker image build

.github/workflows/docker-build.yml

@@ -0,0 +1,32 @@
+name: Docker Image CI
+
+on:
+    push:
+        branches: ["main"]
+    pull_request:
+        branches: ["main"]
+
+jobs:
+    docker-build:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Login to ghcr.io
+              uses: docker/login-action@v3
+              with:
+                  registry: ghcr.io
+                  username: ${{ github.repository_owner}}
+                  password: ${{ secrets.GITHUB_TOKEN }}
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+            - name: lowercase github.repository
+              run: echo "IMAGE_NAME=${GITHUB_REPOSITORY@L}" >> ${GITHUB_ENV}
+            - name: Build and push
+              uses: docker/build-push-action@v6
+              with:
+                  file: trackdirect-db.dockerfile
+                  push: true
+                  tags: |
+                      ghcr.io/${{ env.IMAGE_NAME }}:latest
+                      ghcr.io/${{ env.IMAGE_NAME }}:${{ github.RUN_ID }}