feat: add Schedules module with conflict detection and weekly view

apps/server/src/app.module.ts

@@ -19,6 +19,7 @@ import {
   ClassroomRental,
   Permission,
   Role,
+  ClassSchedule,
 } from './entities';
 import { AuthModule } from './auth/auth.module';
 import { RbacModule } from './rbac/rbac.module';
@@ -34,6 +35,7 @@ import { DepositsModule } from './deposits/deposits.module';
 import { ClassroomsModule } from './classrooms/classrooms.module';
 import { ClassesModule } from './classes/classes.module';
 import { TenantsModule } from './tenants/tenants.module';
+import { SchedulesModule } from './schedules/schedules.module';
 import { ClassroomRentalsModule } from './classroom-rentals/classroom-rentals.module';
 
 @Module({
@@ -66,6 +68,7 @@ import { ClassroomRentalsModule } from './classroom-rentals/classroom-rentals.mo
           ClassroomRental,
           Permission,
           Role,
+          ClassSchedule,
         ];
         if (dbType === 'mysql') {
           return {
@@ -101,6 +104,7 @@ import { ClassroomRentalsModule } from './classroom-rentals/classroom-rentals.mo
     ClassroomsModule,
     ClassesModule,
     TenantsModule,
+    SchedulesModule,
     ClassroomRentalsModule,
   ],
   providers: [