Add feature flag

Author: FrederikBolding

packages/snaps-controllers/src/snaps/SnapController.test.tsx

@@ -10281,6 +10281,9 @@ describe('SnapController', () => {
             snaps: getPersistedSnapsState(mockSnap),
           },
           fetchFunction,
+          featureFlags: {
+            autoUpdatePreinstalledSnaps: true,
+          },
         }),
       );
 

packages/snaps-controllers/src/snaps/SnapController.ts

@@ -716,6 +716,12 @@ type FeatureFlags = {
    * any production builds (including beta and Flask).
    */
   forcePreinstalledSnaps?: boolean;
+
+  /**
+   * Automatically update preinstalled Snaps "over the air",
+   * when a new version of the Snap is added to the registry.
+   */
+  autoUpdatePreinstalledSnaps?: boolean;
 };
 
 type DynamicFeatureFlags = {
@@ -1491,6 +1497,10 @@ export class SnapController extends BaseController<
       }),
     );
 
+    if (!this.#featureFlags.autoUpdatePreinstalledSnaps) {
+      return;
+    }
+
     const preinstalledVersionRange = '*' as SemVerRange;
 
     await Promise.allSettled(