Added pipeline

Author: jontyms

.github/workflows/docker-publish.yml

@@ -0,0 +1,48 @@
+name: Build and Publish Docker Image
+
+on:
+  push:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        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.IMAGE_NAME }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=sha
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

docker-compose.yml

@@ -2,11 +2,9 @@ version: '3'
 
 services:
   gh-runner:
-    pull_policy: build
+    image: ghcr.io/hackucf/docker-gh-runner:latest
+    pull_policy: always
     restart: always
-    build:
-      context: ./
-      dockerfile: Dockerfile
     environment:
       ORGANIZATION: ${GITHUB_ORG}
       ACCESS_TOKEN: ${GITHUB_ACCESS_TOKEN}