To cut a long story short placing your wiki inside a wiki library with an aspx extension will work, although these libraries do not always allow you to enforce check in and out for multiple editors, you gain a performance enhancement because it treats tiddlywiki like a webpage rather than a document.
- If I can help here, I will, but this is an example where calling on my professional experience may help People, Systems and Things - TiddlyWiki Services by TW_Tones because I am a Consultant who has implemented tiddlywiki in sharepoint for business.