feat: add cache for blob query (#5178)

packages/backend/server/src/app.ts

@@ -1,7 +1,8 @@
 import { Module } from '@nestjs/common';
+import { APP_INTERCEPTOR } from '@nestjs/core';
 
 import { AppController } from './app.controller';
-import { CacheModule } from './cache';
+import { CacheInterceptor, CacheModule } from './cache';
 import { ConfigModule } from './config';
 import { EventModule } from './event';
 import { BusinessModules } from './modules';
@@ -23,6 +24,12 @@ const BasicModules = [
 ];
 
 @Module({
+  providers: [
+    {
+      provide: APP_INTERCEPTOR,
+      useClass: CacheInterceptor,
+    },
+  ],
   imports: [...BasicModules, ...BusinessModules],
   controllers: [AppController],
 })