fix: 打勾检测改用全局蓝色角标计数，不受列表滚动漂移影响

根因：等待期间列表轻微滚动(约50px)，用点击时的旧行坐标检测打勾
位置偏移，导致明明已打勾却检测不到0/6，误判为下载失败。

修复：
- 新增 count_checked_badges()：扫描整屏蓝色角标总数，不依赖行坐标
- 等待逻辑改为：点击前记基线→等待期间统计当前总数→
  增量>=点击数即完成
- 重试逻辑同步改用全局计数

automate.py

@@ -346,6 +346,26 @@ def get_checked_cells_dynamic(png_path, row_centers):
     return checked
 
 
+def count_checked_badges(png_path):
+    """统计整屏已打勾（蓝色角标）的卡片数量，不依赖行坐标。
+    等待期间列表可能轻微滚动，用绝对坐标检测打勾会偏移，
+    改为直接扫描整屏蓝色角标总数，不受行位置漂移影响。"""
+    try:
+        with Image.open(png_path) as img:
+            img = img.convert("RGB")
+            w, h = img.size
+            cnt = 0
+            # 扫描卡片区域内所有可能的角标位置（3列 × 多行）
+            for gx in THUMB_X:
+                for cy in range(ROW_Y0 + 100, ROW_Y1, ROW_PITCH):
+                    bx, by = gx + BADGE_OFFSET[0], cy + BADGE_OFFSET[1]
+                    if count_blue_pixels(png_path, bx, by) >= BLUE_THRESHOLD:
+                        cnt += 1
+            return cnt
+    except Exception:
+        return 0
+
+
 def launch_app():
     """从头启动 App，等待 618 开屏广告自动关闭后回到首页。
     用 am start -S 强制重启主 Activity（比 monkey 更可靠：避免之前残留的
@@ -731,40 +751,40 @@ def tap_all_thumbnails(baseline, max_rounds=300, poll_interval=4, max_wait_per_r
             # 关键：等这一轮点击的卡片全部显示打勾（下载完成）再滚动。这样滚动
             # 留下的重叠行必然是打勾状态，下一轮开头 get_checked_cells 会跳过它们，
             # 从根上消除"重叠行还没下完就被重复点击"这个唯一的重复来源。
-            print(f"  轮 {r+1}: 等待刚点击的 {len(tapped_cells)} 个卡片全部打勾（最多 {max_wait_per_round}s）...")
+            baseline_checked = count_checked_badges(grid_shot)
+            target_checked = baseline_checked + len(tapped_cells)
+            print(f"  轮 {r+1}: 等待刚点击的 {len(tapped_cells)} 个卡片全部打勾（基线 {baseline_checked}，目标 {target_checked}）...")
             waited = 0
-            pending = list(tapped_cells)
+            done = 0
             while waited < max_wait_per_round:
                 time.sleep(poll_interval)
                 waited += poll_interval
-                ensure_not_anr()  # 等待期间 App 也可能卡死，同样要检测
+                ensure_not_anr()
                 wait_shot = screenshot("/tmp/_waitchk.png")
-                # 等待期间未滚动，行位置不变，复用本轮 row_centers 复检这些格子
-                chk = get_checked_cells_dynamic(wait_shot, row_centers)
-                pending = [c for c in tapped_cells if not chk.get(c)]
-                if not pending:
+                current_checked = count_checked_badges(wait_shot)
+                done = current_checked - baseline_checked
+                if done >= len(tapped_cells):
                     break
-            done = len(tapped_cells) - len(pending)
+            pending = len(tapped_cells) - done
             total = get_remote_new_file_count(baseline)
             if pending:
-                # 超时未打勾：先不重试点击（队列满时重试无效），再等一轮让正在下载的完成
-                print(f"  轮 {r+1}: 等待 {waited}s 后 {done}/{len(tapped_cells)} 个已打勾，"
-                      f"仍有 {len(pending)} 个未完成，继续等待一轮...")
+                # 第二轮等待：不重试点击，让正在下载的完成
+                print(f"  轮 {r+1}: 等待 {waited}s 后 {done}/{len(tapped_cells)} 个已打勾，继续等待...")
                 wait2_waited = 0
                 while wait2_waited < max_wait_per_round:
                     time.sleep(poll_interval)
                     wait2_waited += poll_interval
                     ensure_not_anr()
                     w2_shot = screenshot("/tmp/_wait2.png")
-                    w2_chk = get_checked_cells_dynamic(w2_shot, row_centers)
-                    still_pending = [c for c in pending if not w2_chk.get(c)]
-                    if not still_pending:
+                    current2 = count_checked_badges(w2_shot)
+                    done = current2 - baseline_checked
+                    if done >= len(tapped_cells):
                         break
-                if still_pending:
-                    # 两轮等待后仍未打勾，可能是点击没生效（落在间隙上）或队列满被拒绝
-                    # 再重试点击一次，然后等最后一轮
-                    print(f"  轮 {r+1}: 再等 {wait2_waited}s 后仍有 {len(still_pending)} 个未完成，重试点击...")
-                    for (gx, cy) in still_pending:
+                pending = len(tapped_cells) - done
+                if pending:
+                    # 两轮等待后仍未完成，重试点击所有未完成的卡片
+                    print(f"  轮 {r+1}: 再等 {wait2_waited}s 后仍有 {pending} 个未完成，重试点击...")
+                    for (gx, cy) in tapped_cells:
                         adb("shell", "input", "tap", str(gx), str(cy))
                         time.sleep(0.5)
                     retry_waited = 0
@@ -773,12 +793,13 @@ def tap_all_thumbnails(baseline, max_rounds=300, poll_interval=4, max_wait_per_r
                         retry_waited += poll_interval
                         ensure_not_anr()
                         retry_shot = screenshot("/tmp/_retrywait.png")
-                        retry_chk = get_checked_cells_dynamic(retry_shot, row_centers)
-                        still_pending = [c for c in still_pending if not retry_chk.get(c)]
-                        if not still_pending:
+                        current3 = count_checked_badges(retry_shot)
+                        done = current3 - baseline_checked
+                        if done >= len(tapped_cells):
                             break
-                if still_pending:
-                    print(f"  轮 {r+1}: 三轮等待后仍有 {len(still_pending)} 个未完成，照常滚动（靠下游去重兜底）")
+                    pending = len(tapped_cells) - done
+                if pending:
+                    print(f"  轮 {r+1}: 三轮等待后仍有 {pending} 个未完成，照常滚动（靠下游去重兜底）")
                 else:
                     print(f"  轮 {r+1}: 全部打勾完成")
             else: