refactor: fix bugs et réduire duplication + extraire modales BrowseComponent

- fix(dto): ajouter @IsEmail() sur contactFunctionalEmail/TechnicalEmail dans UpdateApiEntryDto
- fix(docs): corriger stringify des erreurs (String(error) → error.message)
- refactor(mapper): extraire toApiEntryListItem() dans api-entry.mapper.ts partagé
- refactor(categories): supprimer CONVENTION_LABELS et toApiEntryListItem locaux dupliqués
- refactor(browse): extraire CategoryFormModalComponent et CategoryDeleteModalComponent
- refactor(api-detail): convertir editPreviewTitle() en computed()

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

back/src/modules/apis/apis.service.ts

@@ -4,7 +4,8 @@ import { Repository } from 'typeorm';
 import { ApiEntryEntity } from './api-entry.entity';
 import { CreateApiEntryDto } from './dto/create-api-entry.dto';
 import { UpdateApiEntryDto } from './dto/update-api-entry.dto';
-import { ApiListResponse, ApiListQuery, ApiEntry, ApiEntryListItem, ApiType, ApiStatus, ApiConvention, API_CONVENTION_LABELS } from '@datacat/shared';
+import { ApiListResponse, ApiListQuery, ApiEntry, ApiType, ApiConvention, API_CONVENTION_LABELS } from '@datacat/shared';
+import { toApiEntryListItem } from './api-entry.mapper';
 import { DocsGenerationService } from '../docs-generation/docs-generation.service';
 
 /** Champs internes mis à jour par DocsGenerationService */
@@ -151,19 +152,3 @@ function toApiEntry(entity: ApiEntryEntity): ApiEntry {
   };
 }
 
-function toApiEntryListItem(entity: ApiEntryEntity): ApiEntryListItem {
-  return {
-    id: entity.id,
-    title: buildTitle(entity.convention, entity.name),
-    name: entity.name,
-    convention: entity.convention,
-    version: buildVersion(entity.versionMajor, entity.versionMinor, entity.versionPatch),
-    description: entity.description,
-    type: entity.type,
-    provider: entity.provider,
-    status: entity.status,
-    categoryId: entity.categoryId,
-    createdAt: entity.createdAt.toISOString(),
-    updatedAt: entity.updatedAt.toISOString(),
-  };
-}