gha: build a version for deployment to beta.frikanalen.no

Author: toresbe

.github/workflows/build-push-beta.yml

@@ -0,0 +1,56 @@
+name: Build and push frontend for beta.frikanalen.no
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+  packages: write  # Needed to push to ghcr.io
+
+jobs:
+  build:
+    name: Build and push prod Docker image to GHCR
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Extract Docker metadata (tags, labels)
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/frikanalen/legacy-frontend-beta
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=tag
+            type=ref,event=branch
+            type=ref,event=tag
+            type=raw,value=latest
+            type=sha
+
+      - name: Log in to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and (if not PR) push
+        uses: docker/build-push-action@v5
+        with:
+          build-args: |
+            NEXT_PUBLIC_DJANGO_URL="https://beta.frikanalen.no/api/"
+            NEXT_PUBLIC_UPLOAD_URL="https://beta.frikanalen.no/upload/files"
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+