Fix TMDB auth: use api_key param

apps/server/src/routes/tmdb.ts

@@ -6,10 +6,7 @@ const router: Router = Router()
 
 const tmdb = axios.create({
   baseURL: 'https://api.themoviedb.org/3',
-  headers: {
-    Authorization: `Bearer ${env.TMDB_API_KEY}`,
-    'Content-Type': 'application/json',
-  },
+  params: { api_key: env.TMDB_API_KEY },
 })
 
 async function proxyGet(path: string, params?: Record<string, string>) {