🧹 [code health] enforce strict code quality and linting rules

lib/services/agent_health_service.dart

@@ -225,8 +225,9 @@ class AgentHealthService {
       // Primary: server relay (Twilio / Edge) — no Android SEND_SMS required.
       final relayUrl = dotenv.env['SMS_DISPATCH_URL']?.trim() ?? '';
       final relayKey = dotenv.env['SMS_DISPATCH_ANON_KEY']?.trim() ?? '';
-      if (relayUrl.isNotEmpty && relayKey.isNotEmpty)
+      if (relayUrl.isNotEmpty && relayKey.isNotEmpty) {
         return AgentReadiness.ready;
+      }
 
       // Fallback: open SMS app intent (no permission). If relay isn't configured,
       // we mark this as degraded (still usable, but requires user interaction).

lib/services/family_tracking_service.dart

@@ -30,10 +30,12 @@ class FamilyTrackingService {
     final digits = raw.replaceAll(RegExp(r'\D'), '');
     if (digits.length < 10) return null;
     if (digits.length == 10) return digits;
-    if (digits.length == 11 && digits.startsWith('0'))
+    if (digits.length == 11 && digits.startsWith('0')) {
       return digits.substring(1);
-    if (digits.length >= 12 && digits.startsWith('91'))
+    }
+    if (digits.length >= 12 && digits.startsWith('91')) {
       return digits.substring(digits.length - 10);
+    }
     return digits.length > 10 ? digits.substring(digits.length - 10) : digits;
   }
 

lib/services/gemma_model_manager.dart

@@ -56,8 +56,7 @@ class GemmaModelManager {
   static const String hfTokenUrl = 'https://huggingface.co/settings/tokens';
 
   /// SharedPreferences keys.
-  static const String prefAutoDownloadOptOut =
-      'gemma_auto_download_opt_out_v1';
+  static const String prefAutoDownloadOptOut = 'gemma_auto_download_opt_out_v1';
   static const String prefAutoDownloadInFlight =
       'gemma_auto_download_in_flight_v1';
 
@@ -147,7 +146,9 @@ class GemmaModelManager {
             e.statusCode != 429) {
           rethrow;
         }
-        appLog.w('[GemmaModel] $url failed (${e.statusCode}); trying next mirror');
+        appLog.w(
+          '[GemmaModel] $url failed (${e.statusCode}); trying next mirror',
+        );
       }
     }
     throw lastErr ??
@@ -233,7 +234,9 @@ class GemmaModelManager {
       try {
         await for (final chunk in response.stream) {
           if (cancelToken?.isCancelled ?? false) {
-            appLog.i('[GemmaModel] Download cancelled — partial file kept for resume');
+            appLog.i(
+              '[GemmaModel] Download cancelled — partial file kept for resume',
+            );
             await sink.flush();
             await sink.close();
             return;
@@ -260,7 +263,9 @@ class GemmaModelManager {
 
       // Atomic rename: .download → final path.
       await tmpFile.rename(path);
-      appLog.i('[GemmaModel] ✓ Download complete — ${(finalSize / 1e6).round()} MB at $path');
+      appLog.i(
+        '[GemmaModel] ✓ Download complete — ${(finalSize / 1e6).round()} MB at $path',
+      );
     } finally {
       client.close();
     }

lib/services/government_facility_seed_service.dart

@@ -45,14 +45,11 @@ class GovernmentFacilitySeedService {
     }
 
     if (batchParameters.isNotEmpty) {
-      await db.executeBatch(
-        '''
+      await db.executeBatch('''
         INSERT OR REPLACE INTO emergency_facilities
           (id, name, type, latitude, longitude, contact_number, capabilities, data_source, state_code, district)
         VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
-        ''',
-        batchParameters,
-      );
+        ''', batchParameters);
     }
 
     await prefs.setInt(_prefsKeyImportedVersion, v);

lib/services/roadsos_assistant_service.dart

@@ -195,21 +195,25 @@ class RoadSosAssistantService extends StateNotifier<AssistantState> {
   /// into the generic five-question script when offline.
   String _detectSceneContextLocal(String input) {
     final lower = input.toLowerCase();
-    if (lower.contains('pedestrian') || lower.contains('पैदल'))
+    if (lower.contains('pedestrian') || lower.contains('पैदल')) {
       return 'pedestrian_hit';
+    }
     if (lower.contains('rollover') ||
         lower.contains('पलटा') ||
-        lower.contains('overturned'))
+        lower.contains('overturned')) {
       return 'rollover';
+    }
     if (lower.contains('fire') ||
         lower.contains('आग') ||
         lower.contains('smoke') ||
-        lower.contains('धुआँ'))
+        lower.contains('धुआँ')) {
       return 'fire_hazard';
+    }
     if (lower.contains('collision') ||
         lower.contains('टक्कर') ||
-        lower.contains('crash'))
+        lower.contains('crash')) {
       return 'vehicle_collision';
+    }
     return 'unknown';
   }
 

lib/services/tier2_local_triage_model.dart

@@ -20,12 +20,15 @@ class Tier2LocalTriageModel {
     var score = 0;
 
     // Life-threatening indicators.
-    if (_hasAny(t, const ['not breathing', 'no pulse', 'cardiac arrest']))
+    if (_hasAny(t, const ['not breathing', 'no pulse', 'cardiac arrest'])) {
       score += 8;
-    if (_hasAny(t, const ['unconscious', 'passed out', 'unresponsive']))
+    }
+    if (_hasAny(t, const ['unconscious', 'passed out', 'unresponsive'])) {
       score += 6;
-    if (_hasAny(t, const ['bleeding heavily', 'severe bleeding', 'spurting']))
+    }
+    if (_hasAny(t, const ['bleeding heavily', 'severe bleeding', 'spurting'])) {
       score += 6;
+    }
     if (_hasAny(t, const ['trapped', 'pinned', 'stuck in vehicle'])) score += 6;
 
     // Major trauma / dangerous context.
@@ -34,8 +37,9 @@ class Tier2LocalTriageModel {
     if (_hasAny(t, const ['fire', 'smoke', 'burning', 'explosion'])) score += 5;
 
     // Moderate indicators.
-    if (_hasAny(t, const ['pain', 'hurt', 'bleeding', 'crash', 'accident']))
+    if (_hasAny(t, const ['pain', 'hurt', 'bleeding', 'crash', 'accident'])) {
       score += 2;
+    }
 
     // Hint from crash detection (1-5): amplify but do not let it dominate fully.
     score += (h - 1) * 2;
@@ -93,17 +97,21 @@ class Tier2LocalTriageModel {
   }
 
   String _firstAidQueryFromText(String t) {
-    if (t.contains('bleed'))
+    if (t.contains('bleed')) {
       return 'severe bleeding wound management tourniquet';
-    if (_hasAny(t, const ['burn', 'smoke']))
+    }
+    if (_hasAny(t, const ['burn', 'smoke'])) {
       return 'burn wound first aid cool water';
+    }
     if (_hasAny(t, const ['not breathing', 'cpr', 'choking'])) {
       return 'CPR rescue breathing Heimlich';
     }
-    if (_hasAny(t, const ['fracture', 'broken']))
+    if (_hasAny(t, const ['fracture', 'broken'])) {
       return 'fracture immobilization splint';
-    if (_hasAny(t, const ['head injury', 'concussion']))
+    }
+    if (_hasAny(t, const ['head injury', 'concussion'])) {
       return 'head injury concussion protocol';
+    }
     return 'general road accident first aid emergency response';
   }
 }

lib/services/vital_signs_service.dart

@@ -89,8 +89,9 @@ class VitalSignsLogger extends StateNotifier<VitalSigns?> {
     if (respiratoryRate >= 24) flags.add('tachypnoea (rapid breathing)');
     if (respiratoryRate <= 8) flags.add('bradypnoea (slow breathing)');
     if (bloodOxygen < 90) flags.add('hypoxia (SpO2 <90% — CRITICAL)');
-    if (bloodOxygen >= 90 && bloodOxygen < 94)
+    if (bloodOxygen >= 90 && bloodOxygen < 94) {
       flags.add('borderline oxygen (SpO2 90-93%)');
+    }
 
     if (flags.isEmpty) {
       return 'No immediately critical vital signs from bystander observation.';

lib/ui/gemma_model_download_screen.dart

@@ -119,8 +119,9 @@ class _GemmaModelDownloadScreenState extends State<GemmaModelDownloadScreen> {
 
   Future<void> _openUrl(String url) async {
     final uri = Uri.parse(url);
-    if (await canLaunchUrl(uri))
+    if (await canLaunchUrl(uri)) {
       await launchUrl(uri, mode: LaunchMode.externalApplication);
+    }
   }
 
   // ── Build ─────────────────────────────────────────────────────────────────

lib/ui/map_widget.dart

@@ -46,8 +46,9 @@ class _RoadSosMapState extends State<RoadSosMap> with TickerProviderStateMixin {
     // - If custom provider fails (keys/restrictions), fall back to Carto.
     // - If Carto fails (blocked network / DNS / captive portal), fall back to
     //   OSM tile CDN for demo resilience (do not ship high-volume traffic there).
-    if (!t.contains('basemaps.cartocdn.com'))
+    if (!t.contains('basemaps.cartocdn.com')) {
       return MapTileConfig.cartoDarkMatter;
+    }
     return MapTileConfig.tileOpenstreetmapOrgViolatesPolicyAtScale;
   }
 
@@ -303,8 +304,9 @@ class _RoadSosMapState extends State<RoadSosMap> with TickerProviderStateMixin {
   }
 
   List<Marker> _buildIncidentMarkers() {
-    if (widget.state.incidentId == null || widget.state.location == null)
+    if (widget.state.incidentId == null || widget.state.location == null) {
       return [];
+    }
     if (widget.state.location!.source == 'unknown') return [];
 
     return [

test/dispatch_status_panel_test.dart

@@ -4,7 +4,9 @@ import 'package:roadsos/models/dispatch_channel_status.dart';
 import 'package:roadsos/ui/dispatch_status_panel.dart';
 
 void main() {
-  testWidgets('DispatchStatusPanel shows channel titles and lifecycle detail', (tester) async {
+  testWidgets('DispatchStatusPanel shows channel titles and lifecycle detail', (
+    tester,
+  ) async {
     const channels = [
       DispatchChannelRow(
         id: 'sms',
@@ -22,10 +24,11 @@ void main() {
 
     await tester.pumpWidget(
       MaterialApp(
-        theme: ThemeData(useMaterial3: true, colorScheme: ColorScheme.fromSeed(seedColor: Colors.teal)),
-        home: const Scaffold(
-          body: DispatchStatusPanel(channels: channels),
+        theme: ThemeData(
+          useMaterial3: true,
+          colorScheme: ColorScheme.fromSeed(seedColor: Colors.teal),
         ),
+        home: const Scaffold(body: DispatchStatusPanel(channels: channels)),
       ),
     );
 
@@ -36,12 +39,12 @@ void main() {
     expect(find.text('No peers in range.'), findsOneWidget);
   });
 
-  testWidgets('DispatchStatusPanel renders nothing for empty channels', (tester) async {
+  testWidgets('DispatchStatusPanel renders nothing for empty channels', (
+    tester,
+  ) async {
     await tester.pumpWidget(
       MaterialApp(
-        home: Scaffold(
-          body: DispatchStatusPanel(channels: const []),
-        ),
+        home: Scaffold(body: DispatchStatusPanel(channels: const [])),
       ),
     );
 

test/india_emergency_routing_test.dart

@@ -22,32 +22,38 @@ void main() {
         expect(r?.stateCode, 'IN-KA');
       });
 
-      test('Tamil Nadu box bounds (8.0–13.6N, 76.0–80.6E) excluding KA overlap', () {
-        // TN SW corner
-        var r = resolveIndiaEmergencyRoute(8.0, 76.0);
-        expect(r?.stateCode, 'IN-TN');
-
-        // TN NW corner (Note: 13.6, 76.0 overlaps with KA box. The code checks KA first,
-        // so it will resolve to IN-KA. We test a point just east of KA box for TN NW corner.)
-        r = resolveIndiaEmergencyRoute(13.6, 79.0);
-        expect(r?.stateCode, 'IN-TN');
-
-        // TN NE corner
-        r = resolveIndiaEmergencyRoute(13.6, 80.6);
-        expect(r?.stateCode, 'IN-TN');
-
-        // TN SE corner
-        r = resolveIndiaEmergencyRoute(8.0, 80.6);
-        expect(r?.stateCode, 'IN-TN');
-      });
-
-      test('Tamil Nadu bounds that overlap with Karnataka resolve to Karnataka', () {
-        // The point (12.0, 77.0) is in both TN box (8.0-13.6, 76.0-80.6)
-        // and KA box (11.5-18.6, 74.0-78.9).
-        // Since KA is checked first in _resolveByCoarseBoxes, it must resolve to KA.
-        final r = resolveIndiaEmergencyRoute(12.0, 77.0);
-        expect(r?.stateCode, 'IN-KA');
-      });
+      test(
+        'Tamil Nadu box bounds (8.0–13.6N, 76.0–80.6E) excluding KA overlap',
+        () {
+          // TN SW corner
+          var r = resolveIndiaEmergencyRoute(8.0, 76.0);
+          expect(r?.stateCode, 'IN-TN');
+
+          // TN NW corner (Note: 13.6, 76.0 overlaps with KA box. The code checks KA first,
+          // so it will resolve to IN-KA. We test a point just east of KA box for TN NW corner.)
+          r = resolveIndiaEmergencyRoute(13.6, 79.0);
+          expect(r?.stateCode, 'IN-TN');
+
+          // TN NE corner
+          r = resolveIndiaEmergencyRoute(13.6, 80.6);
+          expect(r?.stateCode, 'IN-TN');
+
+          // TN SE corner
+          r = resolveIndiaEmergencyRoute(8.0, 80.6);
+          expect(r?.stateCode, 'IN-TN');
+        },
+      );
+
+      test(
+        'Tamil Nadu bounds that overlap with Karnataka resolve to Karnataka',
+        () {
+          // The point (12.0, 77.0) is in both TN box (8.0-13.6, 76.0-80.6)
+          // and KA box (11.5-18.6, 74.0-78.9).
+          // Since KA is checked first in _resolveByCoarseBoxes, it must resolve to KA.
+          final r = resolveIndiaEmergencyRoute(12.0, 77.0);
+          expect(r?.stateCode, 'IN-KA');
+        },
+      );
     });
 
     group('just outside coarse boxes', () {

test/services/crash_confidence_engine_test.dart

@@ -57,7 +57,10 @@ void main() {
       final result = CrashConfidenceEngine.score(signals);
 
       expect(result.tier, equals(CrashConfidenceTier.high));
-      expect(result.incidentLabel, equals('Detected incident — possible emergency'));
+      expect(
+        result.incidentLabel,
+        equals('Detected incident — possible emergency'),
+      );
       expect(result.score, equals(1.0));
     });