feat(admin): city delete with impact preview; optional partner fields

Allow deleting open cities after listing partners/stores; company name, address, and districts optional on partner create.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/dukang-api/src/modules/ops/admin-cities.controller.ts

@@ -1,4 +1,5 @@
-import { Body, Controller, Get, Param, Post, Put, Query, UseGuards } from '@nestjs/common';
+import { Body, Controller, Delete, Get, Param, Post, Put, Query, UseGuards } from '@nestjs/common';
+import { IsString, MinLength } from 'class-validator';
 import { HqAuthGuard } from '../../common/guards/hq-auth.guard';
 import { HqOperation } from '../../common/hq-operation/hq-operation.decorator';
 import { HqOperationAction } from '../../common/hq-operation/hq-operation.constants';
@@ -6,6 +7,12 @@ import { AdminCitiesService } from './admin-cities.service';
 import { AdminCitiesQueryDto } from './dto/admin-query.dto';
 import { CreateCityDto, UpdateCityDto } from './dto/admin-mutate.dto';
 
+class DeleteCityDto {
+  @IsString()
+  @MinLength(1)
+  confirmName!: string;
+}
+
 @Controller('admin/cities')
 @UseGuards(HqAuthGuard)
 export class AdminCitiesController {
@@ -16,6 +23,11 @@ export class AdminCitiesController {
     return this.service.list(query);
   }
 
+  @Get(':id/delete-preview')
+  deletePreview(@Param('id') id: string) {
+    return this.service.deletePreview(BigInt(id));
+  }
+
   @Get(':id')
   detail(@Param('id') id: string) {
     return this.service.detail(BigInt(id));
@@ -37,4 +49,15 @@ export class AdminCitiesController {
   update(@Param('id') id: string, @Body() dto: UpdateCityDto) {
     return this.service.update(BigInt(id), dto);
   }
+
+  @Delete(':id')
+  @HqOperation({
+    action: HqOperationAction.CITY_DELETE,
+    refType: 'CITY',
+    refIdParam: 'id',
+    includeBody: true,
+  })
+  remove(@Param('id') id: string, @Body() dto: DeleteCityDto) {
+    return this.service.deleteCity(BigInt(id), dto.confirmName);
+  }
 }