Upgrading to Angular 12 and NgBootstrap 10

frontend/src/app/services/http-cache.interceptor.ts

@@ -17,7 +17,7 @@ export class HttpCacheInterceptor implements HttpInterceptor {
   intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
     if (this.isBrowser && request.method === 'GET') {
 
-      const cachedResponse = this.transferState.get(makeStateKey(request.url), null);
+      const cachedResponse = this.transferState.get<any>(makeStateKey(request.url), null);
       if (cachedResponse) {
         const modifiedResponse = new HttpResponse<any>({
           headers: cachedResponse.headers,
@@ -35,7 +35,7 @@ export class HttpCacheInterceptor implements HttpInterceptor {
       .pipe(tap((event: HttpEvent<any>) => {
         if (!this.isBrowser && event instanceof HttpResponse) {
           let keyId = request.url.split('/').slice(3).join('/');
-          this.transferState.set(makeStateKey('/' + keyId), event);
+          this.transferState.set<any>(makeStateKey('/' + keyId), event);
         }
       }));
   }