feat(serviceworker): Add server-driven service worker cache invalidation and TypedSocket integration

ts_interfaces/serviceworker.ts

@@ -195,6 +195,24 @@ export interface IConnectionResult {
 // Speedtest interfaces
 // ===============
 
+/**
+ * Cache invalidation request from server to service worker
+ */
+export interface IRequest_Serviceworker_CacheInvalidate
+  extends plugins.typedrequestInterfaces.implementsTR<
+  plugins.typedrequestInterfaces.ITypedRequest,
+  IRequest_Serviceworker_CacheInvalidate
+  > {
+  method: 'serviceworker_cacheInvalidate';
+  request: {
+    reason: string;
+    timestamp: number;
+  };
+  response: {
+    success: boolean;
+  };
+}
+
 /**
  * Speedtest request between service worker and backend
  */