vibe coded v1

src/hooks/useAuth.ts

@@ -19,13 +19,15 @@ export const useAuth = () => {
 
   const authFetch = async (input: RequestInfo, init: RequestInit = {}) => {
     const token = authResponse?.token;
+    const isFormData = init.body instanceof FormData;
 
     const res = await fetch(input, {
       ...init,
       headers: {
         ...(init.headers ?? {}),
         Authorization: `Bearer ${token}`,
-        "Content-Type": "application/json",
+        // Let the browser set Content-Type for FormData (it includes the boundary)
+        ...(isFormData ? {} : { "Content-Type": "application/json" }),
       },
     });