功能（桌面端）：增加在线辅助本地缓存

frontend/scripts/verify-desktop-release.mjs

@@ -206,6 +206,7 @@ const verifySourceSafety = async () => {
   for (const path of files) {
     const source = await readFile(path, "utf8");
     const file = relative(rootDir, path);
+    const isRuntimeFile = file.startsWith("frontend/src/runtime/");
     assert(!/[?&](?:token|access_token)=/i.test(source), `${file}: token must not be passed through query parameters.`);
     assert(
       !/console\.(log|debug|info|warn|error)\s*\([^)]*(?:token|access_token|authorization|bearer)/i.test(source),
@@ -221,6 +222,12 @@ const verifySourceSafety = async () => {
     if (source.includes("sendNotification") && file !== "frontend/src/runtime/notifications.ts") {
       fail(`${file}: system notifications must be routed through frontend/src/runtime/notifications.ts.`);
     }
+    if (!isRuntimeFile) {
+      assert(
+        !/\bindexedDB\b|\bcaches\.open\s*\(|\bCacheStorage\b|\bsqlite\b/i.test(source),
+        `${file}: local data cache storage must be routed through frontend/src/runtime.`,
+      );
+    }
   }
 };