登录流程已全部重构

lib/pages/system/intro/intro_page.dart

@@ -0,0 +1,69 @@
+import 'package:flutter/material.dart';
+import 'package:food_health/l10n/l10n.dart';
+import 'package:food_health/router/config/route_paths.dart';
+import 'package:food_health/widgets/ui_kit/button/app_button.dart';
+import 'package:go_router/go_router.dart';
+
+class IntroPage extends StatefulWidget {
+  const IntroPage({super.key});
+
+  @override
+  State<IntroPage> createState() => _IntroPageState();
+}
+
+class _IntroPageState extends State<IntroPage> {
+  void _onTap() {
+    context.go(RoutePaths.login);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      resizeToAvoidBottomInset: false,
+      backgroundColor: Colors.white,
+      body: SafeArea(
+        child: SizedBox(
+          width: double.infinity,
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.start,
+            crossAxisAlignment: CrossAxisAlignment.stretch,
+            children: [
+              Container(
+                padding: EdgeInsets.all(50),
+                child: Image.asset("assets/image/bg/intro_bg.png"),
+              ),
+              Expanded(
+                child: Padding(
+                  padding: EdgeInsets.all(20),
+                  child: Column(
+                    children: [
+                      Container(
+                        margin: EdgeInsets.only(bottom: 20),
+                        child: Text(
+                          L10n.of.welcome_title,
+                          style: Theme.of(context).textTheme.titleMedium,
+                        ),
+                      ),
+                      Text(
+                        L10n.of.welcome_desc,
+                        style: Theme.of(context).textTheme.labelMedium,
+                      ),
+                      Container(
+                        height: 50,
+                        margin: EdgeInsets.only(top: 20),
+                        child: AppButton(
+                          onPressed: _onTap,
+                          child: Text(L10n.of.welcome_button_text),
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}