feat: add Gitea Actions workflow for building and publishing OCI images

.gitea/workflows/build.yaml

@@ -0,0 +1,77 @@
+name: Build and Publish OCI Images
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: git.roo.lol
+  REGISTRY_USER: ${{ github.actor }}
+  REGISTRY_PASSWORD: ${{ secrets.CONTAINER_REGISTRY_TOKEN }}
+  IMAGE_NAMESPACE: ${{ github.repository_owner }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Extract Roc version from tag
+        id: version
+        run: |
+          # Strip leading 'v' from tag name: v0.0.0-alpha2 -> 0.0.0-alpha2
+          ROC_VERSION="${GITHUB_REF_NAME#v}"
+          echo "roc_version=${ROC_VERSION}" >> "$GITHUB_OUTPUT"
+          echo "ROC_VERSION=${ROC_VERSION}" >> "$GITHUB_ENV"
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to registry
+        run: |
+          echo "$REGISTRY_PASSWORD" | docker login $REGISTRY -u $REGISTRY_USER --password-stdin
+
+      - name: Build and push base image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          target: base
+          build-args: ROC_VERSION=${{ steps.version.outputs.roc_version }}
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-base:${{ steps.version.outputs.roc_version }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-base:latest
+          push: true
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Build and push dev image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          target: dev
+          build-args: ROC_VERSION=${{ steps.version.outputs.roc_version }}
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-dev:${{ steps.version.outputs.roc_version }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-dev:latest
+          push: true
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Build and push ci image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          target: ci
+          build-args: ROC_VERSION=${{ steps.version.outputs.roc_version }}
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-ci:${{ steps.version.outputs.roc_version }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE_NAMESPACE }}/roc-tools-ci:latest
+          push: true
+          cache-from: type=gha
+          cache-to: type=gha,mode=max