fix(wechat): improve news draft push button feedback

Show loading/progress notice during push, auto-save config before push,
and remove confirm dialog that blocked clicks in some browsers.

src/admin/pages/WechatPage.tsx

@@ -414,17 +414,37 @@ export function WechatPage() {
   };
 
   const handlePushNewsMorningDraft = async () => {
-    if (!window.confirm('确认将今日新闻早报推送到微信服务号草稿箱？')) return;
+    if (!newsDraftForm) return;
+    if (!newsDraftForm.sourceUserId.trim()) {
+      setError('请先填写来源用户 ID');
+      return;
+    }
     setNewsDraftWorking(true);
     setError(null);
-    setNotice(null);
+    setNotice('正在推送到微信草稿箱，请稍候（约 5–15 秒）…');
     try {
+      if (newsDraftDirty || !newsDraftForm.enabled) {
+        const saved = await patchWechatNewsMorningDraftConfig({
+          enabled: true,
+          autoPushEnabled: newsDraftForm.autoPushEnabled,
+          pushHour: Number(newsDraftForm.pushHour) || 6,
+          pushMinute: Number(newsDraftForm.pushMinute) || 0,
+          timezone: newsDraftForm.timezone.trim() || 'Asia/Shanghai',
+          sourceUserId: newsDraftForm.sourceUserId.trim() || null,
+          pageSlugPattern: newsDraftForm.pageSlugPattern.trim() || 'daily-news-*',
+          author: newsDraftForm.author.trim() || 'TKMind',
+        });
+        const nextForm = newsMorningDraftToForm(saved, newsDraftTemplate ?? undefined);
+        setNewsDraftForm(nextForm);
+        setSavedNewsDraftForm(nextForm);
+      }
       const result = await pushWechatNewsMorningDraft();
       setNotice(`草稿已写入微信后台，media_id：${result.draftMediaId ?? '—'}`);
       setNewsDraftPreview(result.preview ?? null);
       setNewsDraftRuns(await listWechatNewsMorningDraftRuns(10));
     } catch (err) {
       setError(err instanceof Error ? err.message : '推送失败');
+      setNotice(null);
     } finally {
       setNewsDraftWorking(false);
     }
@@ -665,11 +685,28 @@ export function WechatPage() {
               type="button"
               className="primary-btn"
               onClick={() => void handlePushNewsMorningDraft()}
-              disabled={busy || newsDraftWorking || !newsDraftForm.enabled || !newsDraftForm.sourceUserId.trim()}
+              disabled={busy || newsDraftWorking || !newsDraftForm.sourceUserId.trim()}
+              title={
+                !newsDraftForm.sourceUserId.trim()
+                  ? '请先填写来源用户 ID'
+                  : !newsDraftForm.enabled
+                    ? '建议勾选「启用新闻早报草稿推送」后再推送'
+                    : undefined
+              }
             >
-              立即推送到草稿箱
+              {newsDraftWorking ? '推送中…' : '立即推送到草稿箱'}
             </button>
           </div>
+          {!newsDraftForm.enabled ? (
+            <p className="muted" style={{ marginTop: 8 }}>
+              提示：未勾选「启用」也可尝试推送；若失败请先启用并保存配置。
+            </p>
+          ) : null}
+          {newsDraftDirty ? (
+            <p className="muted" style={{ marginTop: 8 }}>
+              配置有未保存改动，点击推送时会自动保存后再推送到微信。
+            </p>
+          ) : null}
           {newsDraftPreview ? (
             <div className="admin-card" style={{ marginTop: 16, background: 'var(--panel-2, rgba(255,255,255,.03))' }}>
               <h3 style={{ marginBottom: 8 }}>预览</h3>