update to v2.3.0

add `.rep()` & `.replaceChildren()` function
update `.app()` & `.append()` to support rest params
update build target to ES6
fix comment color on demo page
add (more) tests

jsr.json

@@ -1,5 +1,5 @@
 {
   "name": "@itsericwoodward/fluent-dom-esm",
-  "version": "2.2.1",
+  "version": "2.3.0",
   "exports": "./src/fluent-dom-esm.ts"
 }