fix: change admin USERNAME config

src/lib/config.ts

@@ -261,6 +261,27 @@ export async function getConfig(): Promise<AdminConfig> {
         source.from = 'custom';
       }
     });
+
+    const ownerUser = process.env.USERNAME || '';
+    // 检查配置中的站长用户是否和 USERNAME 匹配，如果不匹配则降级为普通用户
+    let containOwner = false;
+    adminConfig.UserConfig.Users.forEach((user) => {
+      if (user.username !== ownerUser && user.role === 'owner') {
+        user.role = 'user';
+      }
+      if (user.username === ownerUser) {
+        containOwner = true;
+        user.role = 'owner';
+      }
+    });
+
+    // 如果不在则添加
+    if (!containOwner) {
+      adminConfig.UserConfig.Users.unshift({
+        username: ownerUser,
+        role: 'owner',
+      });
+    }
     cachedConfig = adminConfig;
   } else {
     // DB 无配置，执行一次初始化