doco: ep002全流程完工(P1→C4) + CLAUDE.md收摊更新

ep002（潜艇仿生）全部产物入库：B稿v2(733行)/ASR(411句)/融合B稿/
融合A稿.docx/c4_alignment.csv等。fusion_align.py修复align_batch
崩溃bug。CLAUDE.md更新ep002完工状态、新增分段偏差根因和MiMo批次
失败率两条关键决策。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

doco/programs/ep002_20260127_qianting_fangsheng/_wait_compose2.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+"""轮询等待 C4 compose 完成"""
+import time
+from pathlib import Path
+
+ep_dir = Path(r"E:\tps-dashboard\doco\programs\ep002_20260127_qianting_fangsheng")
+cache_dir = ep_dir / ".c4_cache"
+
+# Find docx output dynamically
+while True:
+    n = len(list(cache_dir.iterdir())) if cache_dir.exists() else 0
+    # Check for any 融合A稿 docx
+    docx_files = list(ep_dir.glob("*融合A稿.docx"))
+    csv_files = list(ep_dir.glob("c4_alignment.csv"))
+    
+    print(f"[{time.strftime('%H:%M:%S')}] cache={n}, docx={bool(docx_files)}, csv={bool(csv_files)}")
+    
+    if docx_files and csv_files:
+        print(f"\nDone! docx={docx_files[0]}, csv={csv_files[0]}")
+        break
+    
+    time.sleep(90)
+
+print("Complete.")