Implement first to finish bonus in gun game

server/app/api/game.py

@@ -7,7 +7,7 @@ from pydantic import conint, constr
 from sqlalchemy.orm import Session
 
 from .. import scoring
-from ..schemas import GameConfig, Guess, ScoreMethodEnum
+from ..schemas import GameConfig, GameModeEnum, Guess, ScoreMethodEnum
 from ..db import get_db, queries, models
 from ..point_gen import points, ExhaustedSourceError, reverse_geocode
 
@@ -167,6 +167,9 @@ async def submit_guess(round_number: conint(gt=0),
     
     if game.round_point_cap is not None:
         score = min(score, max(0, game.round_point_cap - sum(g.round_score for p in game.players for g in p.guesses if g.round_number == round_number)))
+    if game.game_mode == GameModeEnum.gun_game and round_number == game.rounds and queries.get_first_submitter(db, game.game_id, round_number) is None:
+        # first to submit in the last round of gun game gets 10k bonus points to ensure they are the winner of the whole game
+        score += 10_000
     added = queries.add_guess(db, guess, player, country_code, round_number, score)
     if not added:
         raise HTTPException(status_code=409, detail="Already submitted guess for this round")