feat(scribe): expand OCI image-spec labels

Add image.title and image.licenses; override metadata-action defaults
in publish workflow so published image carries Scribe upstream source
and correct title rather than this repo's auto-derived values.

.github/workflows/publish-scribe-2.2.yml

@@ -45,6 +45,12 @@ jobs:
           tags: |
             type=raw,value=latest
             type=raw,value=2.2
+          labels: |
+            org.opencontainers.image.title=Facebook Legacy Scribe
+            org.opencontainers.image.description=Facebook Legacy Scribe - real-time log aggregation daemon
+            org.opencontainers.image.version=2.2
+            org.opencontainers.image.source=https://github.com/facebookarchive/scribe
+            org.opencontainers.image.licenses=Apache-2.0
 
       - name: Build and push Docker images
         id: push

scribe-2.2/Dockerfile

@@ -68,6 +68,11 @@ RUN set -eux; \
 FROM centos:7
 
 LABEL maintainer="Tien Nguyen Minh <tiennm99@outlook.com>"
+LABEL org.opencontainers.image.title="Facebook Legacy Scribe"
+LABEL org.opencontainers.image.description="Facebook Legacy Scribe - real-time log aggregation daemon"
+LABEL org.opencontainers.image.version="2.2"
+LABEL org.opencontainers.image.source="https://github.com/facebookarchive/scribe"
+LABEL org.opencontainers.image.licenses="Apache-2.0"
 
 # CentOS 7 is EOL, so yum must use the vault repositories.
 RUN sed -i 's|^mirrorlist=|#mirrorlist=|g; s|^#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' \