fix free create clipboard copy

apps/admin-web/src/lib/clipboard.ts

@@ -0,0 +1,32 @@
+export async function copyTextToClipboard(text: string): Promise<void> {
+  try {
+    if (navigator.clipboard?.writeText) {
+      await navigator.clipboard.writeText(text)
+      return
+    }
+  } catch {
+    // Fall back to the selection-based copy path below.
+  }
+
+  const textarea = document.createElement('textarea')
+  textarea.value = text
+  textarea.setAttribute('readonly', 'true')
+  textarea.style.position = 'fixed'
+  textarea.style.top = '0'
+  textarea.style.left = '-9999px'
+  textarea.style.opacity = '0'
+
+  document.body.appendChild(textarea)
+  textarea.focus()
+  textarea.select()
+  textarea.setSelectionRange(0, textarea.value.length)
+
+  try {
+    const copied = document.execCommand('copy')
+    if (!copied) {
+      throw new Error('copy command failed')
+    }
+  } finally {
+    document.body.removeChild(textarea)
+  }
+}

apps/admin-web/src/views/FreeCreateView.vue

@@ -17,6 +17,7 @@ import PublishArticleModal from '@/components/PublishArticleModal.vue'
 import { articlesApi } from '@/lib/api'
 import { buildArticleClipboardContent, resolveArticleActionState } from '@/lib/article-list-actions'
 import { useArticleRegenerateAction } from '@/lib/article-regenerate-action'
+import { copyTextToClipboard } from '@/lib/clipboard'
 import { getPublishStatusMeta } from '@/lib/display'
 import { formatError } from '@/lib/errors'
 
@@ -191,7 +192,7 @@ async function copyArticle(articleId: number): Promise<void> {
       return
     }
 
-    await navigator.clipboard.writeText(content)
+    await copyTextToClipboard(content)
     message.success(t('common.copySuccess'))
   } catch (error) {
     message.error(formatError(error) || t('common.noData'))