Update config/settings.py

config/settings.py

@@ -1,39 +1,55 @@
 # /home/user/app/config/settings.py
 from pydantic_settings import BaseSettings
 from pathlib import Path
-from typing import Optional 
+from typing import Optional # Ensure Optional is imported
 
 class Settings(BaseSettings):
     APP_TITLE: str = "Quantum Healthcare Navigator"
-    DATABASE_URL: str = "sqlite:///./test.db" # Example
-    LOG_LEVEL: str = "INFO"
-    # API Keys (ensure these are loaded from environment variables or secrets)
-    SECRET_KEY: str = "your_very_secret_key_for_jwt_or_other_things" # Example
+    DATABASE_URL: str = "sqlite:///./medqa_app.db" # Example: Use a specific DB file name
+    LOG_LEVEL: str = "INFO" # e.g., DEBUG, INFO, WARNING, ERROR
+
+    # --- API Keys ---
+    # Ensure these are set in your Hugging Face Space secrets or .env file
+    # Pydantic will automatically load them if the environment variable names match the field names.
+
+    OPENAI_API_KEY: Optional[str] = None # For the primary agent LLM
+
+    # UMLS and BioPortal keys for your tools
     UMLS_API_KEY: Optional[str] = None
     BIOPORTAL_API_KEY: Optional[str] = None
-    GEMINI_API_KEY: Optional[str] = None # Or your specific LLM API key
-    OPENAI_API_KEY: Optional[str] = None
 
-    # NEW: Disclaimer texts
-    MAIN_DISCLAIMER_SHORT: str = "AI for informational support only. Not a diagnostic tool. Verify with clinical judgment."
+    # Gemini key (keep if you might use Gemini for other things, or comment out if solely OpenAI now)
+    GEMINI_API_KEY: Optional[str] = None
+
+    # A general secret key for other app purposes if needed (e.g., session signing)
+    SECRET_KEY: str = "your_application_secret_key_here_make_it_strong"
+
+    # --- Disclaimer Texts ---
+    MAIN_DISCLAIMER_SHORT: str = (
+        "AI for informational support only. Not a diagnostic tool. "
+        "Verify information with clinical judgment. Do not enter real PHI."
+    )
     MAIN_DISCLAIMER_LONG: str = (
         "This AI-powered tool is intended for informational and educational purposes to support healthcare professionals. "
         "It is NOT a diagnostic tool, does not provide medical advice, and should NOT be used as a substitute for "
         "independent professional medical judgment, diagnosis, or treatment. Always verify information with trusted clinical "
-        "resources and apply your professional expertise. Do not input real Patient Health Information (PHI)."
+        "resources and apply your professional expertise. **Do not input real Patient Health Information (PHI) into this system.**"
     )
     SIMULATION_DISCLAIMER: str = (
-        "Features described as 'Quantum' or involving optimization are currently simulated for demonstration "
-        "purposes and do not utilize actual quantum computing hardware or validated quantum algorithms for clinical decision-making."
+        "Features described as 'Quantum' or involving optimization are currently **simulated for demonstration "
+        "purposes** and do not utilize actual quantum computing hardware or validated quantum algorithms for clinical decision-making."
     )
 
     class Config:
-        env_file = ".env"
+        env_file = ".env" # Looks for a .env file in the root directory
         env_file_encoding = 'utf-8'
-        extra = "ignore"
+        extra = "ignore" # Ignore extra fields from environment if any
 
 settings = Settings()
 
-# For logo path (if you prefer it in settings)
-# PROJECT_ROOT = Path(__file__).resolve().parent.parent
-# LOGO_PATH = str(PROJECT_ROOT / "assets" / "logo.png")
+# Optional: You can add a check here to log if essential keys are missing during startup
+# from services.logger import app_logger # Assuming logger is configured early
+# if not settings.OPENAI_API_KEY:
+#     app_logger.warning("CRITICAL SETTINGS: OPENAI_API_KEY is not set. The AI agent will not function.")
+# if not settings.DATABASE_URL:
+#     app_logger.warning("SETTINGS: DATABASE_URL is not set. Using default or in-memory DB might occur.")