Use graph-federation workflows for graph composition and update

.github/workflows/ci.yaml

@@ -49,19 +49,18 @@ jobs:
       contents: read
       packages: write
 
-  supergraph_composition:
+  supergraph:
     # Deduplicate jobs from pull requests and branch pushes within the same repo.
     if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.repository
     needs: graph_proxy_schema
-    uses: ./.github/workflows/_supergraph_composition.yaml
-
-  supergraph_update:
-    # Only update the supergraph on releases (tagged pushes to main)
-    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
-    needs: supergraph_composition
-    uses: ./.github/workflows/_supergraph_update.yaml
-    secrets:
-      GRAPH_FEDERATOR: ${{ secrets.GRAPH_FEDERATOR }}
+    uses: diamondlightsource/graph-federation/workflows/[email protected]
+    with:
+      name: workflows
+      routing-url: https://workflows.diamond.ac.uk/graphql
+      subgraph-schema-artifact: graph-proxy
+      subgraph-schema-filename: workflows.graphql
+      github-app-id: 1010045
+      github-app-private-key: ${{ secrets.GRAPH_FEDERATOR }}
 
   frontend_code:
     # Deduplicate jobs from pull requests and branch pushes within the same repo.