feat: add wechat miniprogram webview login

server-rs/crates/shared-contracts/README.md

@@ -32,6 +32,7 @@
 7. `auth/wechat/start`
 8. `auth/wechat/callback`
 9. `auth/wechat/bind-phone`
+10. `auth/wechat/miniprogram-login`
 
 当前阶段继续补齐的 Stage3 公开请求 DTO：
 

server-rs/crates/shared-contracts/src/auth.rs

@@ -222,6 +222,20 @@ pub struct WechatBindPhoneResponse {
     pub user: AuthUserPayload,
 }
 
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+pub struct WechatMiniProgramLoginRequest {
+    pub code: String,
+}
+
+#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
+#[serde(rename_all = "camelCase")]
+pub struct WechatMiniProgramLoginResponse {
+    pub token: String,
+    pub binding_status: String,
+    pub user: AuthUserPayload,
+}
+
 pub fn build_available_login_methods(
     sms_auth_enabled: bool,
     password_auth_enabled: bool,