Add chat preference extraction on shared ingest

lib/features/local/local_repository.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:relationship_saver/core/config/app_config.dart';
+import 'package:relationship_saver/features/local/chat_preference_extractor.dart';
 import 'package:relationship_saver/features/local/local_models.dart';
 import 'package:relationship_saver/features/local/storage/local_data_store.dart';
 import 'package:relationship_saver/features/local/storage/local_data_store_hive.dart';
@@ -81,6 +82,8 @@ class LocalRepository extends AsyncNotifier<LocalDataState> {
   static const int _syncSchemaVersion = 1;
 
   static const Uuid _uuid = Uuid();
+  static const ChatPreferenceExtractor _chatPreferenceExtractor =
+      ChatPreferenceExtractor();
 
   @override
   Future<LocalDataState> build() async {
@@ -1856,19 +1859,20 @@ class LocalRepository extends AsyncNotifier<LocalDataState> {
       moment,
       ...current.moments,
     ];
+    final SharedMessageEntry sharedEntry = SharedMessageEntry(
+      id: 'sm-${_uuid.v4()}',
+      sourceApp: sourceApp,
+      profileId: resolvedPerson.id,
+      messageText: summary,
+      sharedAt: sharedAt,
+      importedAt: importedAt,
+      resolvedAutomatically: resolvedAutomatically,
+      sourceDisplayName: sourceDisplayName,
+      sourceUserId: sourceUserId,
+      sourceThreadId: sourceThreadId,
+    );
     final List<SharedMessageEntry> nextMessages = <SharedMessageEntry>[
-      SharedMessageEntry(
-        id: 'sm-${_uuid.v4()}',
-        sourceApp: sourceApp,
-        profileId: resolvedPerson.id,
-        messageText: summary,
-        sharedAt: sharedAt,
-        importedAt: importedAt,
-        resolvedAutomatically: resolvedAutomatically,
-        sourceDisplayName: sourceDisplayName,
-        sourceUserId: sourceUserId,
-        sourceThreadId: sourceThreadId,
-      ),
+      sharedEntry,
       ...current.sharedMessages,
     ];
     final List<SharedInboxEntry> nextInbox = consumedInboxEntryId == null
@@ -1906,6 +1910,24 @@ class LocalRepository extends AsyncNotifier<LocalDataState> {
     ];
     await _enqueueChanges(outbound);
 
+    final List<ExtractedPreferenceSignalCandidate> extractedSignals =
+        _chatPreferenceExtractor.extract(summary);
+    for (final ExtractedPreferenceSignalCandidate candidate
+        in extractedSignals) {
+      await upsertInferredPreferenceSignalObservation(
+        personId: resolvedPerson.id,
+        key: candidate.key,
+        label: candidate.label,
+        category: candidate.category,
+        polarity: candidate.polarity,
+        confidence: candidate.confidence,
+        sourceApp: sourceApp,
+        evidenceMessageId: sharedEntry.id,
+        evidenceSnippet: candidate.evidenceSnippet,
+        observedAt: sharedAt,
+      );
+    }
+
     return SharedMessageIngestResult.imported(
       profileId: resolvedPerson.id,
       profileName: resolvedPerson.name,