Add hook to check version with GitHub API

hooks/useVersion.js

@@ -0,0 +1,28 @@
+import { useMemo } from 'react';
+import useFetch from 'hooks/useFetch';
+
+export default function useVersion() {
+  const { data } = useMemo(() =>
+    useFetch('https://api.github.com/repos/mikecao/umami/releases/latest'),
+  );
+
+  if (!data || !data['tag_name']) return null;
+
+  const latest = data['tag_name'].startsWith('v') ? data['tag_name'].slice(1) : data['tag_name'];
+  const current = process.env.VERSION;
+
+  if (latest === current) return null;
+
+  const latestArray = latest.split('.');
+  const currentArray = current.split('.');
+
+  for (let i = 0; i < 3; i++) {
+    if (Number(latestArray[i]) > Number(currentArray[i]))
+      return {
+        current: current,
+        latest: latest,
+      };
+  }
+
+  return null;
+}