feat: added in monaco setups and hooks

lib/bds/desktop/shell_live/post_editor_html/post_editor.html.heex

@@ -394,7 +394,7 @@
           phx-hook="MonacoEditor"
           data-monaco-editor-id={@post_editor.id}
           data-monaco-input-id={"post-editor-content-#{@post_editor.id}"}
-          data-monaco-language="markdown"
+          data-monaco-language="markdown-with-macros"
           data-monaco-word-wrap="on"
           data-monaco-insert-event="post-editor-insert-content"
         >