Refactor WiFi settings saving to avoid redundant calls

Author: dbieber

gonotego/settings/server.py

@@ -173,8 +173,7 @@ def do_POST(self):
             continue
 
           try:
-            settings.set(key, value)
-            # If we're updating WiFi networks, save networks and update the wpa_supplicant.conf file
+            # Handle WiFi networks specially
             if key == 'WIFI_NETWORKS':
               try:
                 # Parse the value to ensure it's in the correct format
@@ -184,13 +183,17 @@ def do_POST(self):
                   networks = value
 
                 # Save networks using the wifi module's function
+                # This already calls settings.set() internally
                 wifi.save_networks(networks)
 
                 # Update wpa_supplicant configuration using the wifi module
                 wifi.update_wpa_supplicant_config()
                 wifi.reconfigure_wifi()
               except Exception as e:
                 print(f"Error updating WiFi configuration: {e}")
+            else:
+              # For all other settings, just use settings.set
+              settings.set(key, value)
           except Exception as e:
             print(f"Error setting {key}: {e}")