build: move image labels to pipeline

Author: BoxBoxJason

.github/workflows/release.yml

@@ -100,8 +100,15 @@ jobs:
           sbom: true
           build-args: |
             VERSION=${{ github.ref_name }}
-            REVISION=${{ github.sha }}
-            BUILD_DATE=${{ github.event.head_commit.timestamp }}
+          labels: |
+            org.opencontainers.image.title "${{ github.event.repository.name }}"
+            org.opencontainers.image.description "${{ github.event.repository.description }}"
+            org.opencontainers.image.source "${{ github.event.repository.html_url }}"
+            org.opencontainers.image.url "ghcr.io/boxboxjason/gitlab-sync"
+            org.opencontainers.image.created "${{ github.event }}"
+            org.opencontainers.image.revision "${{ github.sha }}"
+            org.opencontainers.image.version "${{ github.ref_name }}"
+            org.opencontainers.image.vendor "${{ github.repository_owner}}"
           tags: |
             ghcr.io/${{ env.REPO_NAME }}:${{ github.ref_name }}
             ghcr.io/${{ env.REPO_NAME }}:${{ env.MAJOR }}.${{ env.MINOR }}

Containerfile

@@ -16,19 +16,6 @@ RUN go mod tidy && \
 
 FROM scratch
 
-ARG BUILD_DATE="1970-01-01T00:00:00Z" \
-    VERSION="dev" \
-    REVISION="dev"
-
-LABEL org.opencontainers.image.title="gitlab-sync" \
-    org.opencontainers.image.description="synchronize GitLab projects and groups between two GitLab instances" \
-    org.opencontainers.image.source="${SOURCE}" \
-    org.opencontainers.image.url="ghcr.io/boxboxjason/gitlab-sync" \
-    org.opencontainers.image.created="${BUILD_DATE}" \
-    org.opencontainers.image.revision="${REVISION}" \
-    org.opencontainers.image.version="${VERSION}" \
-    org.opencontainers.image.vendor="boxboxjason"
-
 COPY --from=build /app/bin/gitlab-sync /usr/local/bin/gitlab-sync
 
 ENTRYPOINT [ "/usr/local/bin/gitlab-sync" ]