ci(build): implement github repository container images

fix #370

.github/workflows/ci.yml

@@ -61,6 +61,10 @@ jobs:
             COMMIT_TAG=${{ github.sha }}
           tags: |
             fallenbagel/jellyseerr:develop
+      - name: Tag and push to GitHub Container Registry
+        run: |
+          docker tag fallenbagel/jellyseerr:develop ghcr.io/${{ github.repository_owner }}/jellyseerr:develop
+          docker push ghcr.io/${{ github.repository_owner }}/jellyseerr:develop
 
   discord:
     name: Send Discord Notification

Dockerfile

@@ -36,6 +36,9 @@ RUN echo "{\"commitTag\": \"${COMMIT_TAG}\"}" > committag.json
 
 FROM node:18.18-alpine
 
+# Metadata for Github Package Registry
+LABEL org.opencontainers.image.source="https://github.com/Fallenbagel/jellyseerr"
+
 WORKDIR /app
 
 RUN apk add --no-cache tzdata tini && rm -rf /tmp/*