feat: setup project for docker deploy

backend/config.py

@@ -1,5 +1,6 @@
 from pydantic_settings import BaseSettings
 from typing import Literal, List
+import os
 
 class Settings(BaseSettings):
     database_url: str
@@ -9,12 +10,11 @@ class Settings(BaseSettings):
     allow_origins: str
 
     class Config:
-        env_file = ".env"
+        env_file = os.path.join(os.path.dirname(__file__), ".env")
         env_file_encoding = "utf-8"
 
     def get_allow_origins(self) -> List[str]:
         return [origin.strip() for origin in self.allow_origins.split(",")]
-    
 
 # Singleton instance of settings
-settings = Settings()
+settings = Settings()