feat(api): add price history, Stringee SMS, Zalo OA, WebSocket notifications, and feature-listing command

- Add PriceHistory model + migration, price-changed domain event, and event handler
- Add GetPriceHistory query handler and controller endpoint
- Implement StringeeSmsService and ZaloOaService with unit tests
- Add Zalo ZNS templates for Vietnamese notification messages
- Add WebSocket notification gateway for real-time push
- Add FeatureListingCommand for promoted listings
- Apply remaining consistent-type-imports lint fixes across API modules

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/src/modules/search/infrastructure/services/resilient-search.repository.ts

@@ -1,20 +1,20 @@
 import { Injectable } from '@nestjs/common';
 import { InjectMetric } from '@willsoto/nestjs-prometheus';
-import { Counter } from 'prom-client';
+import { type Counter } from 'prom-client';
 import {
   CircuitBreaker,
   CircuitOpenError,
   type CircuitState,
-  LoggerService,
+  type LoggerService,
 } from '@modules/shared';
 import {
-  ISearchRepository,
+  type ISearchRepository,
   type ListingDocument,
   type SearchParams,
   type SearchResult,
 } from '../../domain/repositories/search.repository';
-import { PostgresSearchRepository } from './postgres-search.repository';
-import { TypesenseSearchRepository } from './typesense-search.repository';
+import { type PostgresSearchRepository } from './postgres-search.repository';
+import { type TypesenseSearchRepository } from './typesense-search.repository';
 
 export const SEARCH_DEGRADATION_TOTAL = 'search_degradation_total';
 

apps/api/src/modules/search/infrastructure/services/typesense-search.repository.ts

@@ -1,14 +1,14 @@
 import { Injectable } from '@nestjs/common';
-import { Client as TypesenseClient } from 'typesense';
-import { CollectionCreateSchema } from 'typesense/lib/Typesense/Collections';
-import { LoggerService } from '@modules/shared';
+import { type Client as TypesenseClient } from 'typesense';
+import { type CollectionCreateSchema } from 'typesense/lib/Typesense/Collections';
+import { type LoggerService } from '@modules/shared';
 import {
-  ISearchRepository,
+  type ISearchRepository,
   type ListingDocument,
   type SearchParams,
   type SearchResult,
 } from '../../domain/repositories/search.repository';
-import { TypesenseClientService } from './typesense-client.service';
+import { type TypesenseClientService } from './typesense-client.service';
 
 const COLLECTION_NAME = 'listings';
 

apps/api/src/modules/search/presentation/controllers/saved-search.controller.ts

@@ -9,7 +9,7 @@ import {
   Query,
   UseGuards,
 } from '@nestjs/common';
-import { CommandBus, QueryBus } from '@nestjs/cqrs';
+import { type CommandBus, type QueryBus } from '@nestjs/cqrs';
 import {
   ApiTags,
   ApiOperation,
@@ -17,17 +17,17 @@ import {
   ApiBearerAuth,
   ApiParam,
 } from '@nestjs/swagger';
-import { JwtPayload, CurrentUser, JwtAuthGuard } from '@modules/auth';
+import { type JwtPayload, CurrentUser, JwtAuthGuard } from '@modules/auth';
 import { CreateSavedSearchCommand } from '../../application/commands/create-saved-search/create-saved-search.command';
-import { CreateSavedSearchResult } from '../../application/commands/create-saved-search/create-saved-search.handler';
+import { type CreateSavedSearchResult } from '../../application/commands/create-saved-search/create-saved-search.handler';
 import { DeleteSavedSearchCommand } from '../../application/commands/delete-saved-search/delete-saved-search.command';
 import { UpdateSavedSearchCommand } from '../../application/commands/update-saved-search/update-saved-search.command';
-import { UpdateSavedSearchResult } from '../../application/commands/update-saved-search/update-saved-search.handler';
-import { SavedSearchDetail } from '../../application/queries/get-saved-search/get-saved-search.handler';
+import { type UpdateSavedSearchResult } from '../../application/commands/update-saved-search/update-saved-search.handler';
+import { type SavedSearchDetail } from '../../application/queries/get-saved-search/get-saved-search.handler';
 import { GetSavedSearchQuery } from '../../application/queries/get-saved-search/get-saved-search.query';
-import { SavedSearchListResult } from '../../application/queries/get-saved-searches/get-saved-searches.handler';
+import { type SavedSearchListResult } from '../../application/queries/get-saved-searches/get-saved-searches.handler';
 import { GetSavedSearchesQuery } from '../../application/queries/get-saved-searches/get-saved-searches.query';
-import { CreateSavedSearchDto, UpdateSavedSearchDto, SavedSearchListDto } from '../dto/saved-search.dto';
+import { type CreateSavedSearchDto, type UpdateSavedSearchDto, type SavedSearchListDto } from '../dto/saved-search.dto';
 
 @ApiTags('saved-searches')
 @ApiBearerAuth('JWT')

apps/api/src/modules/search/presentation/controllers/search.controller.ts

@@ -5,7 +5,7 @@ import {
   Query,
   UseGuards,
 } from '@nestjs/common';
-import { CommandBus, QueryBus } from '@nestjs/cqrs';
+import { type CommandBus, type QueryBus } from '@nestjs/cqrs';
 import {
   ApiTags,
   ApiOperation,
@@ -15,12 +15,12 @@ import {
 import { Roles, JwtAuthGuard, RolesGuard } from '@modules/auth';
 import { EndpointRateLimit, EndpointRateLimitGuard } from '@modules/shared';
 import { ReindexAllCommand } from '../../application/commands/reindex-all/reindex-all.command';
-import { ReindexResult } from '../../application/commands/reindex-all/reindex-all.handler';
+import { type ReindexResult } from '../../application/commands/reindex-all/reindex-all.handler';
 import { GeoSearchQuery } from '../../application/queries/geo-search/geo-search.query';
 import { SearchPropertiesQuery } from '../../application/queries/search-properties/search-properties.query';
-import { SearchResult } from '../../domain/repositories/search.repository';
-import { GeoSearchDto } from '../dto/geo-search.dto';
-import { SearchPropertiesDto } from '../dto/search-properties.dto';
+import { type SearchResult } from '../../domain/repositories/search.repository';
+import { type GeoSearchDto } from '../dto/geo-search.dto';
+import { type SearchPropertiesDto } from '../dto/search-properties.dto';
 
 @ApiTags('search')
 @Controller('search')