Revert "merge: sync GitHub staging to Gitea"

This reverts commit a55c69115d, reversing
changes made to 02c9c9f3d6.

frontend/src/components/admin/codes-resource.tsx

@@ -38,7 +38,7 @@ const statusColors: Record<CodeRecord["status"], string> = {
 };
 
 export default function CodesPage() {
-  const { data: role } = usePermissions<"admin" | "viewer">({});
+  const { data: role } = usePermissions<"admin">({});
   const { data: identity } = useGetIdentity<AdminIdentity>();
   const { mutate: createCodes, mutation: createMutation } = useCreate<{ id: string; generated: CodeRecord[] }>();
   const { mutate: updateCode, mutation: updateMutation } = useUpdate<CodeRecord>();
@@ -137,7 +137,7 @@ export default function CodesPage() {
           { label: "已兑换", value: "redeemed" },
           { label: "已撤销", value: "revoked" },
         ]}
-        extra={writable ? <Button type="primary" onClick={() => setCreateOpen(true)}>批量生成</Button> : <Tag>viewer 只读</Tag>}
+        extra={writable ? <Button type="primary" onClick={() => setCreateOpen(true)}>批量生成</Button> : null}
       />
 
       <Modal title="批量生成兑换码" open={createOpen} onCancel={() => setCreateOpen(false)} footer={null} destroyOnHidden>