Update v2 file name pattern to match proposed changes

Author: trevor-scheer

packages/apollo-server-plugin-operation-registry/src/__tests__/common.test.ts

@@ -5,9 +5,9 @@ describe('common', () => {
     expect(common.getStoreKey('abc123')).toStrictEqual('apq:abc123');
   });
 
-  it('uses the v2 manifest prefix', () => {
+  it('uses the v2 manifest suffix', () => {
     expect(
       common.getOperationManifestUrl('aServiceId', 'aSchemaHash'),
-    ).toStrictEqual('v2/aServiceId/aSchemaHash');
+    ).toStrictEqual('aServiceId/aSchemaHash.v2.json');
   });
 });

packages/apollo-server-plugin-operation-registry/src/common.ts

@@ -26,8 +26,9 @@ export function getOperationManifestUrl(
   hashedServiceId: string,
   schemaHash: string,
 ): string {
-  return [urlOperationManifestBase, 'v2', hashedServiceId, schemaHash].join(
-    '/',
+  return (
+    [urlOperationManifestBase, hashedServiceId, schemaHash].join('/') +
+    '.v2.json'
   );
 }