feat: 完成后台联调与通用列表组件

src/utils/copyText.ts

@@ -0,0 +1,35 @@
+export async function copyText(value: string) {
+  if (typeof navigator !== 'undefined' && navigator.clipboard?.writeText) {
+    try {
+      await navigator.clipboard.writeText(value)
+      return
+    } catch {
+      // In insecure development contexts the Clipboard API may exist but reject.
+    }
+  }
+
+  if (typeof document === 'undefined' || !document.body) {
+    throw new Error('Clipboard is unavailable')
+  }
+
+  const textarea = document.createElement('textarea')
+  textarea.value = value
+  textarea.readOnly = true
+  textarea.setAttribute('aria-hidden', 'true')
+  Object.assign(textarea.style, {
+    position: 'fixed',
+    inset: '0 auto auto -9999px',
+    opacity: '0',
+    pointerEvents: 'none',
+  })
+  document.body.appendChild(textarea)
+  textarea.select()
+
+  try {
+    if (typeof document.execCommand !== 'function' || !document.execCommand('copy')) {
+      throw new Error('Clipboard copy failed')
+    }
+  } finally {
+    textarea.remove()
+  }
+}