added: add slack module for resolve dependancy

Author: sideseal

Diff for: src/auth/auth.module.ts

@@ -18,6 +18,7 @@ import { RotationAttendeeRepository } from 'src/rotation/repository/rotation-att
 import { HolidayModule } from 'src/holiday/holiday.module';
 import { UserService } from 'src/user/user.service';
 import { UserRepository } from 'src/user/repository/user.repository';
+import { SlackModule } from 'src/slack/slack.module';
 
 @Module({
   imports: [
@@ -38,6 +39,7 @@ import { UserRepository } from 'src/user/repository/user.repository';
       }),
     }),
     HolidayModule,
+    SlackModule,
     TypeOrmModule.forFeature([RotationEntity, RotationAttendeeEntity, UserEntity]),
   ],
   controllers: [AuthController],

Diff for: src/rotation/rotations.module.ts

@@ -11,12 +11,14 @@ import { RotationAttendeeRepository } from './repository/rotation-attendees.repo
 import { RotationEntity } from './entity/rotation.entity';
 import { RotationAttendeeEntity } from './entity/rotation-attendee.entity';
 import { UserEntity } from 'src/user/entity/user.entity';
+import { SlackModule } from 'src/slack/slack.module';
 
 @Module({
   imports: [
     TypeOrmModule.forFeature([RotationEntity, RotationAttendeeEntity, UserEntity]),
     ScheduleModule.forRoot(),
     HolidayModule,
+    SlackModule,
   ],
   controllers: [RotationsController],
   providers: [

Diff for: src/user/user.module.ts

@@ -10,11 +10,13 @@ import { RotationAttendeeEntity } from 'src/rotation/entity/rotation-attendee.en
 import { RotationRepository } from 'src/rotation/repository/rotations.repository';
 import { RotationAttendeeRepository } from 'src/rotation/repository/rotation-attendees.repository';
 import { HolidayModule } from 'src/holiday/holiday.module';
+import { SlackModule } from 'src/slack/slack.module';
 
 @Module({
   imports: [
     TypeOrmModule.forFeature([UserEntity, RotationEntity, RotationAttendeeEntity]),
     HolidayModule,
+    SlackModule,
   ],
   controllers: [UserController],
   providers: [