feat: add check update

app/utils.ts

@@ -56,3 +56,42 @@ export function selectOrCopy(el: HTMLElement, content: string) {
 
   return true;
 }
+
+let currentId: string;
+export function getCurrentCommitId() {
+  if (currentId) {
+    return currentId;
+  }
+
+  if (document) {
+    const meta = document.head.querySelector(
+      "meta[name='version']"
+    ) as HTMLMetaElement;
+    currentId = meta?.content ?? "";
+  } else {
+    currentId = process.env.COMMIT_ID ?? "";
+  }
+
+  return currentId;
+}
+
+let remoteId: string;
+export async function checkUpstreamLatestCommitId(force = false) {
+  if (!force && remoteId) {
+    return remoteId;
+  }
+
+  const owner = "Yidadaa";
+  const repo = "ChatGPT-Next-Web";
+  const url = `https://api.github.com/repos/${owner}/${repo}/commits?per_page=1`;
+
+  try {
+    const data = await (await fetch(url)).json();
+    const sha = data[0].sha as string;
+    remoteId = sha.substring(0, 7);
+    return remoteId;
+  } catch (error) {
+    console.error("[Fetch Upstream Commit Id]", error);
+    return getCurrentCommitId();
+  }
+}