bypass proxy for direct storage images

lib/image-delivery.ts

@@ -42,6 +42,28 @@ function isAliyunOssImageHost(hostname: string): boolean {
   return normalized.endsWith(".aliyuncs.com") && normalized.includes(".oss-");
 }
 
+function isTrustedDirectStorageImageHost(hostname: string): boolean {
+  const normalized = hostname.trim().toLowerCase();
+  return (
+    normalized === "yybb.top" ||
+    normalized.endsWith(".qiniucs.com") ||
+    normalized.endsWith(".qiniudn.com") ||
+    normalized.endsWith(".clouddn.com") ||
+    normalized.endsWith(".qbox.me")
+  );
+}
+
+function resolveTrustedDirectStorageDisplayUrl(url: string): string | null {
+  try {
+    const target = new URL(url);
+    return isTrustedDirectStorageImageHost(target.hostname)
+      ? target.toString()
+      : null;
+  } catch {
+    return null;
+  }
+}
+
 function resolveAliyunOssDisplayUrl(
   url: string,
   options: Pick<ImageProxyOptions, "width" | "quality" | "format">
@@ -94,6 +116,11 @@ export function buildImageProxyUrl(url: string, options: ImageProxyOptions = {})
     return source;
   }
 
+  const trustedDirectStorageUrl = resolveTrustedDirectStorageDisplayUrl(source);
+  if (trustedDirectStorageUrl) {
+    return trustedDirectStorageUrl;
+  }
+
   if (options.delivery !== "proxy") {
     const directDisplayUrl = resolveAliyunOssDisplayUrl(source, options);
     if (directDisplayUrl) {