feat: migrate catalog-graph plugin

Signed-off-by: Camila Belo <camilaibs@gmail.com>

plugins/catalog-graph/package.json

@@ -44,8 +44,10 @@
   "dependencies": {
     "@backstage/catalog-client": "workspace:^",
     "@backstage/catalog-model": "workspace:^",
+    "@backstage/core-compat-api": "workspace:^",
     "@backstage/core-components": "workspace:^",
     "@backstage/core-plugin-api": "workspace:^",
+    "@backstage/frontend-plugin-api": "workspace:^",
     "@backstage/plugin-catalog-react": "workspace:^",
     "@backstage/types": "workspace:^",
     "@material-ui/core": "^4.12.2",

plugins/catalog-graph/src/alpha.ts

@@ -13,3 +13,17 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+import { createPlugin } from '@backstage/frontend-plugin-api';
+import { convertLegacyRouteRef } from '@backstage/core-compat-api';
+import { catalogGraphRouteRef, catalogEntityRouteRef } from './routes';
+
+export default createPlugin({
+  id: 'catalog-graph',
+  routes: {
+    catalogGraph: convertLegacyRouteRef(catalogGraphRouteRef),
+  },
+  externalRoutes: {
+    catalogEntity: convertLegacyRouteRef(catalogEntityRouteRef),
+  },
+  extensions: [],
+});

yarn.lock

@@ -5783,9 +5783,11 @@ __metadata:
     "@backstage/catalog-model": "workspace:^"
     "@backstage/cli": "workspace:^"
     "@backstage/core-app-api": "workspace:^"
+    "@backstage/core-compat-api": "workspace:^"
     "@backstage/core-components": "workspace:^"
     "@backstage/core-plugin-api": "workspace:^"
     "@backstage/dev-utils": "workspace:^"
+    "@backstage/frontend-plugin-api": "workspace:^"
     "@backstage/plugin-catalog": "workspace:^"
     "@backstage/plugin-catalog-react": "workspace:^"
     "@backstage/test-utils": "workspace:^"