add doxygen and header guards

components/web_server/include/wifi.h

@@ -6,8 +6,26 @@
 extern "C" {
 #endif
 
+/**
+ * @brief Start WiFi Access Point (AP) mode.
+ *
+ * Initializes and starts the WiFi AP with the given SSID and password.
+ *
+ * @param ssid SSID for the AP (1-32 characters)
+ * @param password Password for the AP (min. 8 characters, optional)
+ * @param channel WiFi channel to use
+ * @param max_connections Maximum number of client connections
+ * @return ESP_OK on success, ESP_ERR_INVALID_ARG or other error codes on
+ * failure
+ */
 esp_err_t wifi_start_ap(const char *ssid, const char *password, uint8_t channel,
                         uint8_t max_connections);
+
+/**
+ * @brief Stop WiFi Access Point (AP) mode.
+ *
+ * Deinitializes and stops the WiFi AP.
+ */
 void wifi_stop_ap(void);
 
 #ifdef __cplusplus