gcode_macros: add a panel for gcode macros

ks_includes/KlipperScreen.conf

@@ -85,6 +85,12 @@ name: Temperature
 icon: heat-up
 panel: temperature
 
+[menu __main actions macros]
+name: Macros
+icon: custom-script
+panel: gcode_macros
+enable: {{ printer.gcode_macros.count > 0 }}
+
 [menu __main actions power]
 name: Power
 icon: shutdown

ks_includes/printer.py

@@ -116,9 +116,15 @@ class Printer:
     def get_data(self):
         return self.data
 
+    def get_gcode_macros(self):
+        return self.get_config_section_list("gcode_macro ")
+
     def get_printer_status_data(self):
         data = {
             "printer": {
+                "gcode_macros": {
+                    "count": len(self.get_gcode_macros())
+                },
                 "idle_timeout": self.get_stat("idle_timeout").copy(),
                 "pause_resume": self.get_stat("pause_resume").copy(),
                 "power_devices": {
@@ -131,7 +137,7 @@ class Printer:
         for section in sections:
             if self.config_section_exists(section):
                 data["printer"][section] = self.get_config_section(section).copy()
-        
+
         return data
 
     def get_klipper_version(self):