feat: initialize new React application structure with TypeScript, ESLint, and Prettier configurations, while removing legacy files and adding new components and pages for enhanced functionality

src/types/oauth.ts

@@ -0,0 +1,36 @@
+/**
+ * OAuth 相关类型
+ * 基于原项目 src/modules/oauth.js
+ */
+
+// OAuth 提供商类型
+export type OAuthProvider =
+  | 'codex'
+  | 'anthropic'
+  | 'antigravity'
+  | 'gemini-cli'
+  | 'qwen'
+  | 'iflow';
+
+// OAuth 流程状态
+export interface OAuthFlow {
+  provider: OAuthProvider;
+  deviceCode: string;
+  userCode: string;
+  verificationUrl: string;
+  expiresAt: Date;
+  interval: number;
+  status: 'pending' | 'authorized' | 'expired' | 'error';
+}
+
+// OAuth 配置
+export interface OAuthConfig {
+  clientId?: string;
+  clientSecret?: string;
+  redirectUri?: string;
+}
+
+// OAuth 排除模型列表
+export interface OAuthExcludedModels {
+  models: string[];
+}