refactor：项目升级Vue3+uView Plus

- 改造入口文件、全量替换组件引入
- 过滤器迁移混入，更新忽略配置，新增迁移文档

scripts/migrate-vue3.js

@@ -0,0 +1,145 @@
+/**
+ * Vue 3 migration helpers for template and script patterns.
+ */
+const fs = require('fs')
+const path = require('path')
+
+const root = path.join(__dirname, '..')
+const filterNames = [
+  'unitPrice',
+  'goodsFormatPrice',
+  'secrecyMobile',
+  'unixToDate',
+  'beautifyTime',
+  'formatTime',
+  'orderStatusList',
+  'serviceStatusList',
+  'noPassByName',
+  'setClipboard',
+  'clearStrComma'
+]
+
+function walk(dir, files = []) {
+  for (const entry of fs.readdirSync(dir, { withFileTypes: true })) {
+    if (entry.name === 'node_modules' || entry.name === 'uview-ui' || entry.name === '.git') continue
+    const full = path.join(dir, entry.name)
+    if (entry.isDirectory()) walk(full, files)
+    else if (entry.name.endsWith('.vue')) files.push(full)
+  }
+  return files
+}
+
+function convertFilterPipes(content) {
+  let result = content
+  for (const name of filterNames) {
+    const re = new RegExp(`([\\w\\[\\].'"()\\s]+?)\\s\\|\\s${name}(\\([^)]*\\))?`, 'g')
+    result = result.replace(re, (_, expr, args = '') => {
+      const trimmed = expr.trim()
+      return `${name}(${trimmed}${args ? args.slice(1, -1) ? ', ' + args.slice(1, -1) : '' : ''})`
+    })
+  }
+  return result
+}
+
+function convertComponentFilters(content) {
+  return content.replace(/\|\s*([a-zA-Z][a-zA-Z0-9_]*)(\([^)]*\))?/g, (match, name, args = '') => {
+    if (filterNames.includes(name)) return match
+    return match
+  })
+}
+
+function convertPopupVModel(content) {
+  const tags = ['u-popup', 'u-modal', 'u-action-sheet', 'u-picker', 'u-select', 'u-keyboard', 'u-calendar']
+  let result = content
+  for (const tag of tags) {
+    result = result.replace(new RegExp(`(<${tag}[^>]*?)\\bv-model="([^"]+)"`, 'g'), '$1v-model:show="$2"')
+  }
+  return result
+}
+
+function convertNavbarProps(content) {
+  return content
+    .replace(/:is-back="false"/g, ':auto-back="false"')
+    .replace(/:isBack="false"/g, ':auto-back="false"')
+    .replace(/:is-back="true"/g, ':auto-back="true"')
+    .replace(/:isBack="true"/g, ':auto-back="true"')
+}
+
+function convertSlotSyntax(content) {
+  let result = content
+  result = result.replace(/\sslot="right-icon"/g, ' #right-icon')
+  result = result.replace(/\sslot="loading"/g, ' #loading')
+  result = result.replace(/\sslot="([^"]+)"/g, ' #$1')
+  result = result.replace(/slot-scope="([^"]+)"/g, '#default="$1"')
+  return result
+}
+
+function convertSetDelete(content) {
+  return content
+    .replace(/this\.\$set\(([^,]+),\s*([^,]+),\s*([^)]+)\)/g, '$1[$2] = $3')
+    .replace(/this\.\$delete\(([^,]+),\s*([^)]+)\)/g, 'delete $1[$2]')
+}
+
+function moveLocalFiltersToMethods(content) {
+  const match = content.match(/filters:\s*\{([\s\S]*?)\n\s*\},/)
+  if (!match) return content
+  const filtersBlock = match[1]
+  const methodEntries = []
+  const re = /([a-zA-Z][a-zA-Z0-9_]*)\s*\(([^)]*)\)\s*\{([\s\S]*?)\n\s*\},/g
+  let m
+  while ((m = re.exec(filtersBlock + ',')) !== null) {
+    methodEntries.push(`    ${m[1]}(${m[2]}) {${m[3]}\n    },`)
+  }
+  if (!methodEntries.length) return content
+
+  let updated = content.replace(/filters:\s*\{[\s\S]*?\n\s*\},\n?/, '')
+  updated = convertComponentFiltersInTemplate(updated, methodEntries.map(e => e.trim().split('(')[0].trim()))
+
+  if (updated.includes('methods: {')) {
+    updated = updated.replace('methods: {', `methods: {\n${methodEntries.join('\n')}`)
+  }
+  return updated
+}
+
+function convertComponentFiltersInTemplate(content, localNames) {
+  let result = content
+  for (const name of localNames) {
+    const clean = name.replace(/^\s+/, '')
+    const re = new RegExp(`([\\w\\[\\].'"()\\s]+?)\\s\\|\\s${clean}(\\([^)]*\\))?`, 'g')
+    result = result.replace(re, (_, expr, args = '') => {
+      const trimmed = expr.trim()
+      const argText = args ? args.slice(1, -1) : ''
+      return `${clean}(${trimmed}${argText ? ', ' + argText : ''})`
+    })
+  }
+  return result
+}
+
+function fixShareComponent(content) {
+  return content
+    .replace(/import mpShare from "uview-ui\/libs\/mixin\/mpShare.js";/, 'import mpShare from "@/utils/mpShare.js";')
+    .replace(/this\.\$options\.filters\.setClipboard\(([^)]+)\)/g, 'setClipboard($1)')
+}
+
+function processFile(file) {
+  let content = fs.readFileSync(file, 'utf8')
+  const original = content
+  content = convertFilterPipes(content)
+  content = convertPopupVModel(content)
+  content = convertNavbarProps(content)
+  content = convertSlotSyntax(content)
+  content = convertSetDelete(content)
+  content = moveLocalFiltersToMethods(content)
+  content = fixShareComponent(content)
+  content = content.replace(/import uFormItem from "@\/uview-ui\/components\/u-form-item\/u-form-item.vue";?\n?/g, '')
+  content = content.replace(/import uImage from "@\/uview-ui\/components\/u-image\/u-image.vue";?\n?/g, '')
+  content = content.replace(/components:\s*\{\s*uFormItem,?\s*\},?\n?/g, '')
+  content = content.replace(/components:\s*\{\s*uImage,?\s*\},?\n?/g, '')
+  if (content !== original) {
+    fs.writeFileSync(file, content)
+    console.log('updated', path.relative(root, file))
+  }
+}
+
+walk(root).forEach(processFile)
+console.log('migration complete')