fix

testarena_app/database.py

@@ -1,9 +1,10 @@
-from sqlalchemy import create_all_engines, create_engine
+from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker
 import os
 
 # Using SQLite for simplicity as requested
-DATABASE_URL = "sqlite:///d:/ASF - course/ASF_01/ASF_tools/asf-pc-server/testarena_pc_backend/testarena_app/testarena.db"
+# Use environment variable for database path or default to a relative path
+DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./testarena.db")
 
 engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False})
 SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)