feat: F014 compare view — side-by-side decision table with AI summary

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

src/components/results/UnifiedResultCard.tsx

@@ -1,21 +1,18 @@
 import { useNavigate } from 'react-router'
 import { MatchCardCompact } from '../match-card/MatchCardCompact'
 import { buildMatchCardViewModel } from '../../features/matching/matchCardAdapter'
+import { useCompareStore } from '../../stores/compareStore'
 import type { UnifiedMatchResult } from '../../domain/unifiedResult'
 import type { MatchCardAction } from '../match-card/MatchCardViewModel'
 
 interface Props {
   result: UnifiedMatchResult
-  isInCompare: boolean
-  onCompare: (propertyId: string) => void
 }
 
-export function UnifiedResultCard({ result, isInCompare, onCompare }: Props) {
+export function UnifiedResultCard({ result }: Props) {
   const navigate = useNavigate()
-  const isFuture = result.resultType === 'FUTURE_AVAILABILITY'
-  const compareId = !isFuture
-    ? (result as { property: { id: string } }).property.id
-    : ''
+  const { addToCompare, removeFromCompare, isInCompare, isFull } = useCompareStore()
+  const inCompare = isInCompare(result.matchId)
 
   const actions: MatchCardAction[] = [
     {
@@ -26,17 +23,17 @@ export function UnifiedResultCard({ result, isInCompare, onCompare }: Props) {
       disabled: true,
       onClick: () => {},
     },
-    ...(!isFuture
-      ? [
-          {
-            id: 'compare',
-            label: 'Vergleichen',
-            actionType: 'ADD_COMPARE' as const,
-            variant: (isInCompare ? 'primary' : 'secondary') as 'primary' | 'secondary',
-            onClick: () => onCompare(compareId),
-          },
-        ]
-      : []),
+    {
+      id: 'compare',
+      label: inCompare ? 'Im Vergleich' : 'Vergleichen',
+      actionType: 'ADD_COMPARE',
+      variant: inCompare ? 'primary' : 'secondary',
+      disabled: !inCompare && isFull(),
+      onClick: () => {
+        if (inCompare) removeFromCompare(result.matchId)
+        else addToCompare(result)
+      },
+    },
     {
       id: 'details',
       label: 'Details',