feat: add notes

notes/example.md

@@ -0,0 +1,31 @@
+# Test Document
+This is a text markdown document with even `code`, $LaTeX = \frac{x}{y}$,
+```js
+console.log('language codeblocks');
+```
+and
+$$
+LaTeX~Blocks = \frac{x}{y}
+$$
+
+## and ofc
+a complex syntax example
+```rust
+struct Handler<T: surrealdb::Connection> {
+    config: crate::config::Schema,
+    #[allow(dead_code)]
+    db: surrealdb::Surreal<T>,
+}
+
+// This is a comment
+/* And this
+is multiline
+*/
+#[async_trait]
+impl<T: surrealdb::Connection> EventHandler for Handler<T> {
+    async fn message(&self, ctx: Context, msg: Message) {
+        let maybe_cmds =
+            commands::parser::MsgParser::new(&self.config.prefix.to_string(), &msg.content).parse();
+    }
+}
+```