chore: 初始化脚手架 — sunny_mochi 企业级 Flutter 模板

Core 基础设施：Flavor 三包体系、Drift+SQLCipher 加密数据库
7 拦截器 Dio 网络栈、CrashReporter 崩溃日志、Sealed Failure 错误体系
5 色板主题系统、Auth 认证骨架（Clean Architecture）、Dev Panel、Mock Adapter

通过验证：flutter analyze（0 errors）、flutter test（全绿）、staging APK 74.8MB

ios/Flutter/AppFrameworkInfo.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CFBundleDevelopmentRegion</key>
+  <string>en</string>
+  <key>CFBundleExecutable</key>
+  <string>App</string>
+  <key>CFBundleIdentifier</key>
+  <string>io.flutter.flutter.app</string>
+  <key>CFBundleInfoDictionaryVersion</key>
+  <string>6.0</string>
+  <key>CFBundleName</key>
+  <string>App</string>
+  <key>CFBundlePackageType</key>
+  <string>FMWK</string>
+  <key>CFBundleShortVersionString</key>
+  <string>1.0</string>
+  <key>CFBundleSignature</key>
+  <string>????</string>
+  <key>CFBundleVersion</key>
+  <string>1.0</string>
+</dict>
+</plist>

ios/Flutter/Debug.xcconfig

@@ -0,0 +1 @@
+#include "Generated.xcconfig"

ios/Flutter/Release.xcconfig

@@ -0,0 +1 @@
+#include "Generated.xcconfig"

ios/Flutter/flavors/dev.xcconfig

@@ -0,0 +1,4 @@
+#include "../Generated.xcconfig"
+APP_DISPLAY_NAME = MyApp(开发版)
+PRODUCT_BUNDLE_IDENTIFIER = com.example.sunnyMochi.dev
+FLUTTER_FLAVOR = dev

ios/Flutter/flavors/prod.xcconfig

@@ -0,0 +1,4 @@
+#include "../Generated.xcconfig"
+APP_DISPLAY_NAME = MyApp
+PRODUCT_BUNDLE_IDENTIFIER = com.example.sunnyMochi
+FLUTTER_FLAVOR = prod

ios/Flutter/flavors/staging.xcconfig

@@ -0,0 +1,4 @@
+#include "../Generated.xcconfig"
+APP_DISPLAY_NAME = MyApp(测试版)
+PRODUCT_BUNDLE_IDENTIFIER = com.example.sunnyMochi.staging
+FLUTTER_FLAVOR = staging