Fixed some imports and build

frontend/components/contact.tsx

@@ -3,8 +3,8 @@ import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
 import { Textarea } from "@/components/ui/textarea";
-import { ApiResponse } from "@/hooks/use-api";
 import { API_URL } from "@/lib/constants";
+import { ApiResponse } from "@/types/types";
 import { useEffect, useState } from "react";
 
 interface FormData {

frontend/components/login-form.tsx

@@ -3,12 +3,10 @@ import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
-import { useEffect, useState } from "react";
+import { useState } from "react";
 import { useRouter } from "next/navigation";
 import useLogin from "@/hooks/use-login";
 import { Loader2 } from "lucide-react";
-import { API_URL } from "@/lib/constants";
-import { ApiResponse } from "@/hooks/use-api";
 
 export function LoginForm({
 	className,

frontend/components/planning.tsx

@@ -243,20 +243,20 @@ const Planning: React.FC<{
 					event={eventSelected}
 					onStartDateChange={(date) => {
 						setEventSelected((ev) => {
-							if (ev)
+							if (ev && date)
 								return {
 									...ev,
-									start: date,
+									start: format(date, "YYYY-MM-DD HH:MM"),
 								};
 							return ev;
 						});
 					}}
 					onEndDateChange={(date) => {
 						setEventSelected((ev) => {
-							if (ev)
+							if (ev && date)
 								return {
 									...ev,
-									end: date,
+									end: format(date, "YYYY-MM-DD HH:MM"),
 								};
 							return ev;
 						});