feat(ci): Use buildah to build the OCI image

.forgejo/workflows/build-image.yml

@@ -0,0 +1,25 @@
+name: Build Image
+
+on:
+  push:
+    branches: ['master']
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest-amd64
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Install Buildah
+        run: apt-get -y update && apt-get -y install buildah
+
+      - name: Buildah Action
+        uses: https://github.com/redhat-actions/buildah-build@v2
+        with:
+          image: weewx
+          tags: master
+          containerfiles: |
+            ./Dockerfile
+          extra-args: |
+            --storage-driver=vfs

.github/workflows/build-image.yml

@@ -1,48 +0,0 @@
-name: Build Image
-
-on:
-  push:
-    branches: ['master']
-
-env:
-  REGISTRY: ghcr.io
-  IMAGE_NAME: ${{ github.repository }}
-
-jobs:
-  build-and-push-image:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      packages: write
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
-
-      - name: Log in to the Container registry
-        uses: docker/login-action@v2
-        with:
-          registry: ${{ env.REGISTRY }}
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Extract metadata (tags, labels) for Docker
-        id: meta
-        uses: docker/metadata-action@v4
-        with:
-          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v3
-        with:
-          context: .
-          platforms: linux/amd64
-          push: true
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}