Stabilize auth flow and profile images

app/lib/main.dart

@@ -1,9 +1,140 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
+import 'src/features/auth/data/auth_session_store.dart';
+import 'src/features/auth/domain/auth_models.dart';
 import 'src/app.dart';
+import 'src/smoke/smoke_overrides.dart';
 
-void main() {
+const _preauthToken = String.fromEnvironment('TDC114_PREAUTH_TOKEN');
+const _preauthExpiresAt = String.fromEnvironment('TDC114_PREAUTH_EXPIRES_AT');
+const _preauthUserId = String.fromEnvironment('TDC114_PREAUTH_USER_ID');
+const _preauthUserName = String.fromEnvironment('TDC114_PREAUTH_USER_NAME');
+const _preauthUserPhone = String.fromEnvironment('TDC114_PREAUTH_USER_PHONE');
+const _preauthTenantId = String.fromEnvironment('TDC114_PREAUTH_TENANT_ID');
+const _preauthTenantName = String.fromEnvironment('TDC114_PREAUTH_TENANT_NAME');
+const _preauthTenantSlug = String.fromEnvironment('TDC114_PREAUTH_TENANT_SLUG');
+const _preauthDepartment = String.fromEnvironment('TDC114_PREAUTH_DEPARTMENT');
+const _preauthGrade = String.fromEnvironment('TDC114_PREAUTH_GRADE');
+const _preauthPosition = String.fromEnvironment('TDC114_PREAUTH_POSITION');
+const _preauthJobTitle = String.fromEnvironment('TDC114_PREAUTH_JOB_TITLE');
+
+Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
-  runApp(const ProviderScope(child: Tdc114PlusApp()));
+  runApp(const _BootstrapApp());
 }
+
+class _BootstrapApp extends StatefulWidget {
+  const _BootstrapApp();
+
+  @override
+  State<_BootstrapApp> createState() => _BootstrapAppState();
+}
+
+class _BootstrapAppState extends State<_BootstrapApp> {
+  late final Future<void> _bootstrapFuture;
+
+  @override
+  void initState() {
+    super.initState();
+    _bootstrapFuture = _seedSmokeSessionIfConfigured();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return FutureBuilder<void>(
+      future: _bootstrapFuture,
+      builder: (context, snapshot) {
+        if (snapshot.connectionState != ConnectionState.done) {
+          return MaterialApp(
+            debugShowCheckedModeBanner: false,
+            home: Scaffold(
+              body: SafeArea(
+                child: Center(
+                  child: Column(
+                    mainAxisSize: MainAxisSize.min,
+                    children: const [
+                      CircularProgressIndicator(),
+                      SizedBox(height: 16),
+                      Text('앱을 준비하고 있습니다...'),
+                    ],
+                  ),
+                ),
+              ),
+            ),
+          );
+        }
+
+        if (snapshot.hasError) {
+          return MaterialApp(
+            debugShowCheckedModeBanner: false,
+            home: Scaffold(
+              body: SafeArea(
+                child: Center(
+                  child: Padding(
+                    padding: const EdgeInsets.all(24),
+                    child: Column(
+                      mainAxisSize: MainAxisSize.min,
+                      children: [
+                        const Text('앱 시작 중 문제가 발생했습니다.'),
+                        const SizedBox(height: 12),
+                        Text('${snapshot.error}', textAlign: TextAlign.center),
+                      ],
+                    ),
+                  ),
+                ),
+              ),
+            ),
+          );
+        }
+
+        return ProviderScope(
+          overrides: useSmokeMockDirectory
+              ? [smokeDirectoryOverride, smokeOrganizationOverride]
+              : const [],
+          child: const Tdc114PlusApp(),
+        );
+      },
+    );
+  }
+}
+
+Future<void> _seedSmokeSessionIfConfigured() async {
+  if (_preauthToken.isEmpty ||
+      _preauthExpiresAt.isEmpty ||
+      _preauthUserId.isEmpty ||
+      _preauthUserName.isEmpty ||
+      _preauthUserPhone.isEmpty ||
+      _preauthTenantId.isEmpty ||
+      _preauthTenantName.isEmpty ||
+      _preauthTenantSlug.isEmpty) {
+    return;
+  }
+
+  final expiresAt = DateTime.tryParse(_preauthExpiresAt);
+  if (expiresAt == null) {
+    return;
+  }
+
+  await const AuthSessionStore().save(
+    PhoneLoginResponse(
+      status: 'ok',
+      token: _preauthToken,
+      expiresAt: expiresAt,
+      user: LoginUser(
+        id: _preauthUserId,
+        name: _preauthUserName,
+        phoneNumber: _preauthUserPhone,
+        tenantId: _preauthTenantId,
+        tenantName: _preauthTenantName,
+        tenantSlug: _preauthTenantSlug,
+        department: _valueOrNull(_preauthDepartment),
+        grade: _valueOrNull(_preauthGrade),
+        position: _valueOrNull(_preauthPosition),
+        jobTitle: _valueOrNull(_preauthJobTitle),
+      ),
+    ),
+  );
+}
+
+String? _valueOrNull(String value) => value.trim().isEmpty ? null : value;