feat: add PoweredBySlidev component and i-slidev-logo

Author: kermanx

packages/client/assets/logo.svg

@@ -0,0 +1,8 @@
+<template>
+  <span inline-flex items-center>
+    <span text-main>Powered by</span>
+    <a href="https://sli.dev" class="!border-none">
+      <img alt="Slidev logo" src="../assets/logo-title-horizontal.png" h-1.5em>
+    </a>
+  </span>
+</template>

packages/client/builtin/PoweredBySlidev.vue

@@ -1,4 +1,5 @@
 import { fileURLToPath } from 'node:url'
+import { readFileSync } from 'node:fs'
 import {
   defineConfig,
   presetAttributify,
@@ -42,6 +43,14 @@ export default defineConfig({
     presetAttributify(),
     presetIcons({
       collectionsNodeResolvePath: fileURLToPath(import.meta.url),
+      collections: {
+        slidev: {
+          logo: async () => {
+            const content = readFileSync(fileURLToPath(new URL('assets/logo.svg', import.meta.url)), 'utf-8')
+            return content
+          },
+        },
+      },
     }),
     presetTypography(),
   ],