Obviously this technique can be enhanced (all these tiddlers are actually tagged in my full version so they can be deleted automatically). Macros and other parts of your Wiki can look for the ReleaseMode tiddler to see if it's in Release Mode or not (perhaps to show some tiddlers differently).
[{
"title" : "ReleaseMode"
,"text" : "# This Wiki is in Release mode"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/PageControlButtons/Visibility/$:/core/ui/Buttons/control-panel"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/PageControlButtons/Visibility/$:/core/ui/Buttons/new-tiddler"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/PageControlButtons/Visibility/$:/core/ui/Buttons/save-wiki"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/PageControlButtons/Visibility/$:/plugins/tiddlywiki/markdown/new-markdown-button"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/ViewToolbarButtons/Visibility/$:/core/ui/Buttons/edit"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/config/ViewToolbarButtons/Visibility/$:/core/ui/Buttons/more-tiddler-actions"
,"text" : "hide"
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/core/ui/SideBar/More"
,"text" : ""
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/core/ui/SideBar/Tools"
,"text" : ""
,"type" : "text/vnd.tiddlywiki"
}
,{
"title" : "$:/core/ui/SideBar/Recent"
,"text" : ""
,"type" : "text/vnd.tiddlywiki"
}
]