Update Dockerfile

Author: init27

examples/project-pikachu/poke_env/server/Dockerfile

@@ -46,8 +46,10 @@ COPY src/envs/pokemon_env/ /app/src/envs/pokemon_env/
 COPY src/envs/pokemon_env/README.md /app/README.md
 
 # Pokemon environment variables
-ENV POKEMON_BATTLE_FORMAT=gen8randombattle
+ENV POKEMON_BATTLE_FORMAT=gen9randombattle
 ENV POKEMON_PLAYER_USERNAME=player
+ENV POKEMON_REWARD_MODE=sparse
+ENV POKEMON_MAX_TURNS=1000
 
 # Expose ports (8000=Showdown, 9980=OpenEnv)
 EXPOSE 8000 9980