New endpoint design

README.md

@@ -89,6 +89,10 @@ POST /game/{ID}/linked
         "linkedGame": string
     }
     Returns (401, 404) vs 201
+GET /game/{ID}/round/{round}/first
+    Returns 404 vs 200 and {
+        "first": string
+    }
 POST /game/{ID}/join
     Accepts {
         "playerName": string