Fix FRE-5402: Add missing @shieldai/removebrokers dependency and fix compilation blockers

- Add @shieldai/removebrokers workspace dependency to API package.json
- Fix misleading error message: 'Admin access required' -> 'Support access required'
- Export RemovalRequest, InfoBroker, BrokerListing types from @shieldai/db
- Export RemovalStatus, RemovalMethod, BrokerCategory enums from @shieldai/db
- Fix BrokerAlertPipeline: correlationPipeline -> correlationService.ingestGenericAlert
- Add @shieldai/correlation dependency to removebrokers package
- Fix removalUrl null vs undefined type mismatch in RemoveBrokersService
- Fix shared-billing package.json typo: @shieldsai -> @shieldai for shared-notifications

packages/db/src/index.ts

@@ -44,6 +44,9 @@ export type {
   FamilyGroupMember,
   Subscription,
   WatchlistItem,
+  PropertyWatchlistItem,
+  PropertySnapshot,
+  PropertyChange,
   Exposure,
   Alert,
   VoiceEnrollment,
@@ -57,11 +60,16 @@ export type {
   SecurityReport,
   WaitlistEntry,
   BlogPost,
+  InfoBroker,
+  RemovalRequest,
+  BrokerListing,
   UserRole,
   FamilyMemberRole,
   SubscriptionTier,
   SubscriptionStatus,
   WatchlistType,
+  PropertyChangeType,
+  PropertyChangeSeverity,
   ExposureSource,
   ExposureSeverity,
   AlertType,
@@ -72,6 +80,9 @@ export type {
   RuleAction,
   ReportType,
   ReportStatus,
+  RemovalStatus,
+  RemovalMethod,
+  BrokerCategory,
   AnalysisType,
   AnalysisJobStatus,
   DetectionVerdict,