add: github stars count by API

apps/web/src/lib/fetchGhStars.ts

@@ -0,0 +1,20 @@
+async function getStars(): Promise<string> {
+  const res = await fetch("https://api.github.com/repos/OpenCut-app/OpenCut", {
+    // Cache for 1 hour (3600 seconds)
+    next: { revalidate: 3600 },
+  });
+
+  const data = await res.json();
+  const count = data.stargazers_count;
+
+  if (count >= 1_000_000)
+    return (count / 1_000_000).toFixed(1).replace(/\.0$/, "") + "M";
+  if (count >= 1_000)
+    return (count / 1_000).toFixed(1).replace(/\.0$/, "") + "k";
+  return count.toString();
+}
+
+export async function ghStars() {
+  const stars = await getStars();
+  return stars;
+}