Restore basic health check to fix Render deploy

backend/app/main.py

@@ -121,22 +121,12 @@ origins = [
 
 app.add_middleware(
     CORSMiddleware,
-    allow_origins=["*"], # Abrir temporalmente para diagnóstico
+    allow_origins=["*"], 
     allow_credentials=True,
     allow_methods=["*"],
     allow_headers=["*"],
 )
 
-import logging
-logging.basicConfig(level=logging.INFO)
-logger = logging.getLogger(__name__)
-
-@app.exception_handler(Exception)
-async def global_exception_handler(request, exc):
-    # Loguear de forma segura sin caracteres especiales que rompan el terminal
-    logger.error(f"Global error on {request.url.path}: {str(exc)}")
-    return {"detail": "Internal Server Error", "message": "Verify database connection or payload"}
-
 # Ensure upload directories exist
 for sub in ["profiles", "vehicles", "businesses"]:
     os.makedirs(os.path.join("uploads", sub), exist_ok=True)
@@ -167,17 +157,6 @@ async def root():
 
 
 @app.get("/health")
-async def health(session: Session = Depends(get_session)):
-    """Health check endpoint connecting to DB."""
-    db_status = "connected"
-    try:
-        from sqlalchemy import text
-        session.execute(text("SELECT 1"))
-    except Exception as e:
-        db_status = f"disconnected: {str(e)}"
-    
-    return {
-        "status": "healthy" if db_status == "connected" else "degraded",
-        "environment": settings.environment,
-        "database": db_status
-    }
+async def health():
+    """Health check endpoint."""
+    return {"status": "healthy", "environment": settings.environment}