...
- Create a dedicated controller under your project folder: ./yourprojectfolder/customadmin/mymodule/typename.cfm (I've found that ./yourprojectfolder/customadmin/customlists/typename.cfm seems to be work best).
- Add the ft:objectadmin custom tag to your controller (see below)
- Reference the page in the webtop by updating your ./customadmin/customadmin.xml file
...