vconsole添加
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app/components/SignaturePad.vue
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181
app/components/SignaturePad.vue
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@ -0,0 +1,181 @@
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<template>
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<div class="signature-pad-container">
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<canvas
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ref="canvasRef"
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class="signature-pad"
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:style="{
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width: '100%',
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height: '100%',
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backgroundColor: '#fff',
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border: '1px solid #e5e5e5',
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borderRadius: '4px'
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}"
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@touchstart="handleStart"
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@touchmove="handleMove"
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@touchend="handleEnd"
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@mousedown="handleStart"
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@mousemove="handleMove"
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@mouseup="handleEnd"
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@mouseleave="handleEnd"
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></canvas>
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<div class="signature-controls">
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<van-button
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type="default"
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size="small"
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@click="clearCanvas"
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>清除</van-button>
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<van-button
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type="primary"
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size="small"
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@click="handleConfirm"
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>确认</van-button>
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</div>
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</div>
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</template>
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<script setup>
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import { ref, onMounted, onBeforeUnmount } from 'vue'
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const props = defineProps({
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modelValue: {
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type: String,
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default: ''
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}
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})
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const emit = defineEmits(['update:modelValue', 'change'])
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const canvasRef = ref(null)
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const ctx = ref(null)
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const isDrawing = ref(false)
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const lastX = ref(0)
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const lastY = ref(0)
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const LINE_WIDTH = 2 // 固定画笔粗细
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// 初始化画布
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const initCanvas = () => {
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const canvas = canvasRef.value
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const dpr = window.devicePixelRatio || 1
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const rect = canvas.getBoundingClientRect()
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// 设置画布的实际大小
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canvas.width = rect.width * dpr
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canvas.height = rect.height * dpr
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ctx.value = canvas.getContext('2d')
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// 缩放画布以匹配设备像素比
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ctx.value.scale(dpr, dpr)
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ctx.value.lineCap = 'round'
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ctx.value.lineJoin = 'round'
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ctx.value.strokeStyle = '#000'
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ctx.value.lineWidth = LINE_WIDTH
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}
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// 开始绘制
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const handleStart = (e) => {
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e.preventDefault() // 防止页面滚动
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isDrawing.value = true
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const point = getPoint(e)
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lastX.value = point.x
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lastY.value = point.y
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}
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// 绘制中
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const handleMove = (e) => {
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if (!isDrawing.value) return
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e.preventDefault() // 防止页面滚动
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const point = getPoint(e)
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ctx.value.beginPath()
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ctx.value.moveTo(lastX.value, lastY.value)
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ctx.value.lineTo(point.x, point.y)
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ctx.value.stroke()
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lastX.value = point.x
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lastY.value = point.y
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}
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// 结束绘制
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const handleEnd = () => {
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isDrawing.value = false
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}
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// 获取触点坐标
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const getPoint = (e) => {
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const canvas = canvasRef.value
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const rect = canvas.getBoundingClientRect()
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const dpr = window.devicePixelRatio || 1
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const event = e.touches ? e.touches[0] : e
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// 计算实际的触点位置
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const x = (event.clientX - rect.left)
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const y = (event.clientY - rect.top)
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return {
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x: x,
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y: y
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}
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}
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// 清除画布
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const clearCanvas = () => {
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const canvas = canvasRef.value
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ctx.value.clearRect(0, 0, canvas.width, canvas.height)
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emit('update:modelValue', '')
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emit('change', '')
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}
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// 确认并生成图片
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const handleConfirm = () => {
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const canvas = canvasRef.value
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const imageData = canvas.toDataURL('image/png')
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emit('update:modelValue', imageData)
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emit('change', imageData)
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}
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// 监听屏幕旋转
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const handleResize = () => {
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const canvas = canvasRef.value
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const imageData = canvas.toDataURL('image/png')
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initCanvas()
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// 恢复之前的内容
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const img = new Image()
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img.onload = () => {
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ctx.value.drawImage(img, 0, 0, canvas.width, canvas.height)
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}
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img.src = imageData
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}
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onMounted(() => {
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initCanvas()
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window.addEventListener('resize', handleResize)
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})
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onBeforeUnmount(() => {
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window.removeEventListener('resize', handleResize)
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})
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</script>
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<style scoped>
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.signature-pad-container {
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width: 100%;
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height: 100%;
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display: flex;
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flex-direction: column;
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gap: 10px;
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}
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.signature-pad {
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flex: 1;
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touch-action: none;
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}
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.signature-controls {
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display: flex;
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align-items: center;
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justify-content: flex-end;
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gap: 16px;
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padding: 8px;
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}
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</style>
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<script setup lang="ts">
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defineOptions({
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name: 'Keepalive',
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})
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definePageMeta({
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name: 'Keepalive',
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keepalive: true,
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title: '🧡 KeepAlive',
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i18n: 'menu.keepAlive',
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})
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const value = ref(1)
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</script>
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<template>
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<div>
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<p> {{ $t('keepalive_page.label') }} </p>
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<van-stepper v-model="value" class="mt-10" />
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<div class="h-[100vh] w-[100vw]">
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<SignaturePad v-model="signature" @change="handleSignatureChange"/>
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</div>
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</template>
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<script setup>
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import { ref } from 'vue'
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import SignaturePad from '~/components/SignaturePad.vue'
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const signature = ref('')
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const handleSignatureChange = (imageData) => {
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// imageData 是 base64 格式的图片数据
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console.log('签名已更新:', imageData)
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}
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</script>
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8
app/plugins/vconsole.client.ts
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8
app/plugins/vconsole.client.ts
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import VConsole from 'vconsole'
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export default defineNuxtPlugin(() => {
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if (process.env.NODE_ENV !== 'production') {
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const vConsole = new VConsole()
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console.log('VConsole is enabled')
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}
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})
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"nuxt": "^3.15.0",
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"pinyin": "4.0.0-alpha.2",
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"segmentit": "^2.0.3",
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"vconsole": "^3.15.1",
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"vue": "^3.5.13",
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"vue-router": "^4.5.0"
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},
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segmentit:
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specifier: ^2.0.3
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version: 2.0.3
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vconsole:
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specifier: ^3.15.1
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version: 3.15.1
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vue:
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specifier: ^3.5.13
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version: 3.5.13(typescript@5.7.2)
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@ -1884,6 +1887,13 @@ packages:
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resolution: {integrity: sha512-yCEafptTtb4bk7GLEQoM8KVJpxAfdBJYaXyzQEgQQQgYrZiDp8SJmGKlYza6CYjEDNstAdNdKA3UuoULlEbS6w==}
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engines: {node: '>=12.13'}
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copy-text-to-clipboard@3.2.0:
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resolution: {integrity: sha512-RnJFp1XR/LOBDckxTib5Qjr/PMfkatD0MUCQgdpqS8MdKiNUzBjAQBEN6oUy+jW7LI93BBG3DtMB2KOOKpGs2Q==}
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engines: {node: '>=12'}
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core-js@3.40.0:
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resolution: {integrity: sha512-7vsMc/Lty6AGnn7uFpYT56QesI5D2Y/UkgKounk87OP9Z2H9Z8kj6jzcSGAxFmUtDOS0ntK6lbQz+Nsa0Jj6mQ==}
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core-util-is@1.0.3:
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resolution: {integrity: sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==}
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@ -2899,6 +2909,9 @@ packages:
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ms@2.1.3:
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resolution: {integrity: sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==}
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mutation-observer@1.0.3:
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resolution: {integrity: sha512-M/O/4rF2h776hV7qGMZUH3utZLO/jK7p8rnNgGkjKUw8zCGjRQPxB8z6+5l8+VjRUQ3dNYu4vjqXYLr+U8ZVNA==}
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mz@2.7.0:
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resolution: {integrity: sha512-z81GNO7nnYMEhrGh9LeymoE4+Yr0Wn5McHIZMK5cfQCl+NDX08sCZgUc9/6MHni9IWuFLm1Z3HTCXu2z9fN62Q==}
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@ -3964,6 +3977,9 @@ packages:
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peerDependencies:
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vue: ^3.0.0
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vconsole@3.15.1:
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resolution: {integrity: sha512-KH8XLdrq9T5YHJO/ixrjivHfmF2PC2CdVoK6RWZB4yftMykYIaXY1mxZYAic70vADM54kpMQF+dYmvl5NRNy1g==}
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vite-hot-client@0.2.4:
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resolution: {integrity: sha512-a1nzURqO7DDmnXqabFOliz908FRmIppkBKsJthS8rbe8hBEXwEwe4C3Pp33Z1JoFCYfVL4kTOMLKk0ZZxREIeA==}
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peerDependencies:
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@ -6272,6 +6288,10 @@ snapshots:
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dependencies:
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is-what: 4.1.16
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copy-text-to-clipboard@3.2.0: {}
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core-js@3.40.0: {}
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core-util-is@1.0.3: {}
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cosmiconfig@6.0.0:
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@ -7310,6 +7330,8 @@ snapshots:
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ms@2.1.3: {}
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mutation-observer@1.0.3: {}
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mz@2.7.0:
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dependencies:
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any-promise: 1.3.0
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@ -8563,6 +8585,13 @@ snapshots:
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'@vue/shared': 3.5.13
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vue: 3.5.13(typescript@5.7.2)
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vconsole@3.15.1:
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dependencies:
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'@babel/runtime': 7.26.0
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copy-text-to-clipboard: 3.2.0
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core-js: 3.40.0
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mutation-observer: 1.0.3
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vite-hot-client@0.2.4(vite@6.0.5(@types/node@22.10.2)(jiti@2.4.2)(sass@1.83.1)(terser@5.37.0)(tsx@4.19.2)(yaml@2.6.1)):
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dependencies:
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vite: 6.0.5(@types/node@22.10.2)(jiti@2.4.2)(sass@1.83.1)(terser@5.37.0)(tsx@4.19.2)(yaml@2.6.1)
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