feat: 添加 FreshImage 组件以动态更新图片链接

docs/.vitepress/theme/components/FreshImage.vue

@@ -0,0 +1,21 @@
+<template>
+  <img :src="freshUrl" :alt="alt" />
+</template>
+
+<script setup>
+import { computed } from 'vue'
+const props = defineProps({
+  src: {
+    type: String,
+    required: true,
+  },
+  alt: {
+    type: String,
+    default: '',
+  },
+})
+
+const freshUrl = computed(() => {
+  return `${props.src}?t=${Date.now()}`
+})
+</script>