use simple base menu

Dockerfile

@@ -30,8 +30,9 @@ COPY /root /
 ## Some config
 RUN \
   mkdir /config/.icewm && \
-  echo 'Theme="NanoBlue/default.theme"' >/config/.icewm/theme && \
-  icewm-menu-fdo >/config/.icewm/menu
+  echo 'Theme="NanoBlue/default.theme"' >/config/.icewm/theme
+
+COPY menu /config/.icewm
 
 ## /config will be a docker volume, initially empty
 ## wrapper_script will do the copy from /init-config

menu

+menu "Applications" folder {
+prog "Text editor (FeatherPad)" featherpad featherpad
+prog "XTerm" mini.xterm uxterm
+prog "Firefox Web Browser" firefox firefox
+}