feat(repair): regenerator + supplement 防御修复 + 迁移脚本

- 新增 app/tree/repair/regenerator.py（VLM 重生成 + 级联修复）
- supplement.py: deduplicate_field str() 防御 + inject_value strip
- patch.py: ruff format 格式化
- repair_trees.sh: conda source 激活修复
- 新增 migrate_from_trm4.sh 迁移工具
- enhance/__init__.py → repair/__init__.py 重命名

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

core/evolution/patch.py

@@ -15,9 +15,7 @@ APPENDIX_MAX_CHARS = 2000  # appendix 区软上限（守设计「长度上限+wa
 MOMENTUM_START = "<!-- MOMENTUM_START -->"
 MOMENTUM_END = "<!-- MOMENTUM_END -->"
 MOMENTUM_MAX_CHARS = 2000  # momentum 区软上限（与 appendix 一致：超限 warning 不截断）
-MOMENTUM_HEADING = (
-    "## 动量指导（每轮重写，勿手改）"  # replace_momentum 写入的固定标题行
-)
+MOMENTUM_HEADING = "## 动量指导（每轮重写，勿手改）"  # replace_momentum 写入的固定标题行
 
 
 def momentum_region_bounds(text: str) -> tuple[int, int] | None:
@@ -303,9 +301,7 @@ def _insert_at(content: str, at: int, payload: str) -> str:
     return head + "\n\n" + payload + "\n"
 
 
-def _do_append(
-    content: str, payload: str, ranges: list[tuple[int, int]]
-) -> tuple[str, str]:
+def _do_append(content: str, payload: str, ranges: list[tuple[int, int]]) -> tuple[str, str]:
     """执行 append 操作，返回更新后内容与状态字符串。"""
     return _insert_at(content, _append_at(content, ranges), payload), "applied_append"
 
@@ -351,9 +347,7 @@ def _do_replace_delete(
     return new_content, "applied_" + op
 
 
-def _apply_one(
-    content: str, edit: dict, ranges: list[tuple[int, int]]
-) -> tuple[str, dict]:
+def _apply_one(content: str, edit: dict, ranges: list[tuple[int, int]]) -> tuple[str, dict]:
     """应用单条 edit，返回 (更新后内容, 状态报告)。"""
     if not isinstance(edit, dict):
         return content, {
@@ -382,9 +376,7 @@ def _apply_one(
         return content, report
 
     if op in ("replace", "delete"):
-        content, report["status"] = _do_replace_delete(
-            op, content, target, payload, ranges
-        )
+        content, report["status"] = _do_replace_delete(op, content, target, payload, ranges)
         return content, report
 
     logger.warning("未知 op，跳过: {}", op)