add CI so i can get this moved into kubernetes

.github/workflows/docker-image.yml

@@ -2,17 +2,59 @@ name: Docker Image CI
 
 on:
   push:
-    branches: [ "main" ]
+    branches: ['main']
   pull_request:
-    branches: [ "main" ]
 
-jobs:
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.ref }}'
+  cancel-in-progress: true
 
-  build:
+env:
+  REGISTRY: ghcr.io
+  BASE_IMAGE_NAME: ${{ github.repository }}
 
+jobs:
+  build-and-push-base-image:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Build the Docker image
-      run: docker build . --file Containerfile --tag ha-discord-mute-sensor:$(date +%s)
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        if: github.event_name != 'pull_request'
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.BASE_IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        if: github.event_name != 'pull_request'
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64
+          file: Containerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Build Docker image
+        if: github.event_name == 'pull_request'
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          platforms: linux/amd64
+          push: false
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}