Check upload name to make sure its an image or video

The upload code should be additionally refactored to probably do a more
comprehensive check of if the file is an image or video.

src/auth.rs

@@ -45,7 +45,10 @@ pub async fn login(
         .unwrap();
         HttpResponse::Ok().json(Token { token: &token })
     } else {
-        error!("User not found during login: '{}'", creds.username);
+        error!(
+            "User not found during login or incorrect password: '{}'",
+            creds.username
+        );
         HttpResponse::NotFound().finish()
     }
 }