Add doc and fixed icons, remove prism

src/components/CodeHighlight.js

@@ -1,16 +0,0 @@
-import Prism from 'prismjs';
-
-const CodeHighlight = {
-    beforeMount(el, binding) {
-        const modifiers = binding.modifiers;
-        const value = binding.value;
-
-        if (modifiers.script || value === 'script') el.className = 'language-javascript';
-        else if (modifiers.css || value === 'css') el.className = 'language-css';
-        else el.className = 'language-markup';
-
-        Prism.highlightElement(el.children[0]);
-    }
-};
-
-export default CodeHighlight;

src/components/CodeHighlight.vue

@@ -0,0 +1,4 @@
+<template>
+    <pre class="border-round surface-ground text-900 p-5 overflow-auto">
+        <code class="-mt-4 p-0 line-height-3 block" style="font-family: monaco, Consolas, 'Lucida Console', monospace"><slot></slot></code></pre>
+</template>