feat: Add a workflow to build and push to docker registry

Author: whyredfire

.github/workflows/docker-publish.yaml

@@ -0,0 +1,40 @@
+name: Deploy to server
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to container reigstry
+        uses: docker/login-action@v3
+        with:
+          registry: docker.sdcmuj.com
+          username: ${{ vars.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract metadata (tags, labels) for Docker image
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: docker.sdcmuj.com/circon
+
+      - name: Build and push docker image
+        uses: docker/build-push-action@v6
+        with:
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.output.labels }}
+          cache-from: type=registry,ref=docker.sdcmuj.com/circon:buildcache
+          cache-to: type=registry,ref=docker.sdcmuj.com/circon:buildcache,mode=max
+