refactor: renderers + auth providers + fixes

server/extensions/renderer/markdown/mathjax.js

@@ -0,0 +1,15 @@
+const mdMathjax = require('markdown-it-mathjax')()
+
+// ------------------------------------
+// Markdown - Mathjax Preprocessor
+// ------------------------------------
+
+module.exports = {
+  key: 'markdown/mathjax',
+  title: 'Mathjax Preprocessor',
+  dependsOn: [],
+  props: [],
+  init (md, conf) {
+    md.use(mdMathjax)
+  }
+}