Enforce disabled index for static assets

ExpressJS still does allow serving index.html files. This change
disables that permanently.

Signed-off-by: Sheogorath <sheogorath@shivering-isles.com>

Author: SISheogorath

app.js

@@ -125,7 +125,7 @@ app.use(i18n.init)
 
 // routes without sessions
 // static files
-app.use('/', express.static(path.join(__dirname, '/public'), { maxAge: config.staticCacheTime }))
+app.use('/', express.static(path.join(__dirname, '/public'), { maxAge: config.staticCacheTime, index: false }))
 app.use('/docs', express.static(path.resolve(__dirname, config.docsPath), { maxAge: config.staticCacheTime }))
 app.use('/uploads', express.static(path.resolve(__dirname, config.uploadsPath), { maxAge: config.staticCacheTime }))
 app.use('/default.md', express.static(path.resolve(__dirname, config.defaultNotePath), { maxAge: config.staticCacheTime }))