feat: F015 shortlist management

3-panel Shortlists page with left list, center detail, right decision brief panel. AddToShortlistDialog wired into result feed cards and match detail. Full DRAFT→REVIEW_READY→FINALIZED workflow, AI-generated decision brief draft, duplicate prevention, and compare-view integration.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/domain/enums.ts

@@ -131,6 +131,9 @@ export type SensitivityLevel = typeof SensitivityLevel[keyof typeof SensitivityL
 
 // ── Shortlist Status ──────────────────────────────────────────────────────────
 export const ShortlistStatus = {
+  DRAFT: 'DRAFT',
+  REVIEW_READY: 'REVIEW_READY',
+  FINALIZED: 'FINALIZED',
   ACTIVE: 'ACTIVE',
   SHARED: 'SHARED',
   ARCHIVED: 'ARCHIVED',

src/domain/shortlist.ts

@@ -1,9 +1,30 @@
 import type { ShortlistStatus } from './enums'
 
 export interface ShortlistItem {
-  propertyId: string
+  resultId: string
+  resultType: string
+  title: string
+  matchScore: number
+  confidenceScore?: number
+  dataQualityScore?: number
+  sourceLabel?: string
   addedAt: string
+  addedBy: string
   note?: string
+  propertyId?: string
+}
+
+export interface ShortlistItemInput {
+  resultId: string
+  resultType: string
+  title: string
+  matchScore: number
+  confidenceScore?: number
+  dataQualityScore?: number
+  sourceLabel?: string
+  addedBy: string
+  note?: string
+  propertyId?: string
 }
 
 export interface Shortlist {
@@ -11,6 +32,8 @@ export interface Shortlist {
   title: string
   description?: string
   needId?: string
+  ownerUserId?: string
+  decisionBriefId?: string
   items: ShortlistItem[]
   status: ShortlistStatus
   createdBy: string