Added useId hook for id retrival from token

front/src/hooks/useId.ts

@@ -0,0 +1,16 @@
+import { useNavigate } from 'react-router-dom'
+import { getId } from '../utils/auth'
+
+function useId() {
+    const navigate = useNavigate()
+
+    const id = getId()
+
+    if (id < 0) {
+        navigate('/login')
+    }
+
+    return id
+}
+
+export default useId