refactor auth payloads to slim snapshots

server-rs/crates/api-server/src/auth_payload.rs

@@ -5,14 +5,12 @@ pub fn map_auth_user_payload(user: AuthUser) -> AuthUserPayload {
     AuthUserPayload {
         id: user.id,
         public_user_code: user.public_user_code,
-        username: user.username,
         display_name: user.display_name,
         avatar_url: user.avatar_url,
         phone_number_masked: user.phone_number_masked,
         login_method: user.login_method.as_str().to_string(),
         binding_status: user.binding_status.as_str().to_string(),
         wechat_bound: user.wechat_bound,
-        created_at: user.created_at,
     }
 }