Migrate to a monorepo structure (#2909)

packages/twenty-front/src/hooks/useFirstMountState.ts

@@ -0,0 +1,14 @@
+import { useRef } from 'react';
+
+export const useFirstMountState = (): boolean => {
+  // eslint-disable-next-line twenty/no-state-useref
+  const isFirst = useRef(true);
+
+  if (isFirst.current) {
+    isFirst.current = false;
+
+    return true;
+  }
+
+  return isFirst.current;
+};