feat(api): improve notifications, reviews, search, and subscriptions modules

- Add listing-sold event listener with spec for notifications
- Add review-deleted event listener with spec for reviews
- Improve search handlers with proper Typesense client injection
- Improve subscription handlers with ConfigService and quota tracking

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

apps/api/src/modules/search/infrastructure/event-handlers/listing-approved.handler.ts

@@ -1,7 +1,6 @@
 import { Injectable } from '@nestjs/common';
 import { OnEvent } from '@nestjs/event-emitter';
-import { CacheService, CachePrefix } from '@modules/shared/infrastructure/cache.service';
-import { type LoggerService } from '@modules/shared/infrastructure/logger.service';
+import { CacheService, CachePrefix, type LoggerService } from '@modules/shared';
 import { type ListingIndexerService } from '../services/listing-indexer.service';
 
 @Injectable()

apps/api/src/modules/search/infrastructure/services/listing-indexer.service.ts

@@ -1,7 +1,6 @@
 import { Inject, Injectable } from '@nestjs/common';
 import { Prisma } from '@prisma/client';
-import { type LoggerService } from '@modules/shared/infrastructure/logger.service';
-import { type PrismaService } from '@modules/shared/infrastructure/prisma.service';
+import { type LoggerService, type PrismaService } from '@modules/shared';
 import {
   SEARCH_REPOSITORY,
   type ISearchRepository,

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

@@ -1,6 +1,6 @@
 import { Injectable, type OnModuleInit } from '@nestjs/common';
 import { Client as TypesenseClient } from 'typesense';
-import { type LoggerService } from '@modules/shared/infrastructure/logger.service';
+import { type LoggerService } from '@modules/shared';
 
 @Injectable()
 export class TypesenseClientService implements OnModuleInit {

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

@@ -1,7 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import { type Client as TypesenseClient } from 'typesense';
 import type { CollectionCreateSchema } from 'typesense/lib/Typesense/Collections';
-import { type LoggerService } from '@modules/shared/infrastructure/logger.service';
+import { type LoggerService } from '@modules/shared';
 import {
   type ISearchRepository,
   type ListingDocument,