import os
from typing import Optional

class Config:
    def __init__(self):
        self.BACKEND_URL = os.getenv("BACKEND_URL", "http://localhost:8000")
        self.DEBUG = os.getenv("DEBUG", "false").lower() == "true"
        
    @property
    def api_base_url(self) -> str:
        return f"{self.BACKEND_URL}/api"
        
    @property
    def auth_url(self) -> str:
        return f"{self.api_base_url}/auth"
        
    @property
    def applications_url(self) -> str:
        return f"{self.api_base_url}/applications"
        
    @property
    def jobs_url(self) -> str:
        return f"{self.api_base_url}/jobs"
        
    @property
    def documents_url(self) -> str:
        return f"{self.api_base_url}/documents"