add WiFi SSID/password and NVS erase options to menuconfig

main/Kconfig

@@ -20,4 +20,34 @@ menu "espScope Configuration"
             a file called "./boards/<your board name>.h" and set this to "./boards/your board name.h"
             Default is boards/default.h which is empty.
 
+    config WIFI_ERASE_NVS
+        bool "Erase NVS WiFi config on boot"
+        default n
+        help
+            Enable to erase stored WiFi credentials from NVS at every boot.
+            Useful when you want to always use the credentials set in
+            menuconfig instead of previously saved ones.
+
+    config WIFI_CONFIGURE
+        bool "Configure WiFi credentials"
+        default n
+        help
+            Enable to set WiFi SSID and Password in menuconfig.
+            If disabled (default), device boots in SoftAP mode
+            for over-the-air provisioning.
+
+    config WIFI_SSID
+        string "WiFi SSID"
+        depends on WIFI_CONFIGURE
+        default ""
+        help
+            WiFi SSID for Station mode.
+
+    config WIFI_PASSWORD
+        string "WiFi Password"
+        depends on WIFI_CONFIGURE
+        default ""
+        help
+            WiFi password for the configured SSID.
+
 endmenu