update to v2.2.1

fix type issues with root object wrapping node or querySelector
fix incorrect import in demo
fix unused options in vite.config.js
add (some) tests - more to come!

public/demo.html

@@ -72,7 +72,7 @@
                 .t(
                     `
                     \<script type="module">
-                        import $d from "/fluent-dom-esm.ts";
+                        import $d from "/fluent-dom-esm.js";
 
                         // Create new objects in memory with a simple, chainable interface
                         const $article = $d
@@ -149,7 +149,7 @@
                     (val) => `<span class="code-str">${val}</span>`,
                 )
                 .replace(/\.\w+/g, (val) =>
-                    val !== ".ts"
+                    val !== ".js"
                         ? `<span class="code-func">${val}</span>`
                         : val,
                 )