Refactor API service functions for improved error handling and code consistency

- Updated signUpApi, deleteZonesApi, getZonesApi, setZonesApi, and other API functions to enhance error logging with echo.error statements.
- Reformatted function parameters for better readability.
- Removed unnecessary comments and console logs.
- Ensured consistent error messages across all API functions.
- Improved code structure for better maintainability.

app/src/pages/UserAuth.tsx

@@ -43,7 +43,9 @@ const UserAuth: React.FC = () => {
       } else if (res.message === "User Not Found!!! Kindly signup...") {
         setError("Account not found");
       }
-    } catch (error) {}
+    } catch (error) {
+      echo.error("Login failed");
+    }
   };
 
   const handleRegister = async (e: FormEvent) => {
@@ -60,7 +62,9 @@ const UserAuth: React.FC = () => {
         if (res.message === "User already exists") {
           setError("User already exists");
         }
-      } catch (error) {}
+      } catch (error) {
+        echo.error("Register user failed");
+      }
     } else {
       setError("Please fill all the fields!");
     }