Fix cache error handling and Pydantic config deprecation

Co-authored-by: danielnovais-tech <230455320+danielnovais-tech@users.noreply.github.com>

Author: Copilot

backend/core/cache.py

@@ -66,7 +66,7 @@ def set(self, key: str, value: Any, ttl: Optional[int] = None) -> bool:
             else:
                 client.set(key, serialized)
             return True
-        except (redis.RedisError, json.JSONEncodeError):
+        except (redis.RedisError, TypeError):
             # If cache fails, continue without caching
             return False
 

backend/core/config.py

@@ -42,9 +42,7 @@ class Settings(BaseSettings):
     num_workers: int = 4
     enable_parallel: bool = True
 
-    class Config:
-        env_file = ".env"
-        case_sensitive = False
+    model_config = {"env_file": ".env", "case_sensitive": False}
 
 
 settings = Settings()

backend/main.py

@@ -1,6 +1,13 @@
 """
 Main FastAPI application for satellite tracking system.
 """
+import sys
+import os
+
+# Add parent directory to path when running as script
+if __name__ == "__main__":
+    sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from datetime import datetime
@@ -61,8 +68,9 @@ async def health_check():
 
 if __name__ == "__main__":
     import uvicorn
+    
     uvicorn.run(
-        "main:app",
+        "backend.main:app",
         host=settings.api_host,
         port=settings.api_port,
         reload=settings.api_reload

requirements.txt

@@ -36,15 +36,13 @@ python-multipart==0.0.6
 pytest==7.4.4
 pytest-asyncio==0.23.3
 pytest-cov==4.1.0
-httpx-mock==0.7.0
 
 # Development
 black==24.1.1
 flake8==7.0.0
 mypy==1.8.0
 
-# CORS
-python-cors==1.0.0
+
 
 # Environment
 python-dotenv==1.0.0