docs: remove migration wording from current guides

skills/README.md

@@ -9,11 +9,11 @@
 | [auto-skill](./auto-skill/SKILL.md) | 生成、重构与校验 Skills 的元技能 |
 | [claude-official-skills](./claude-official-skills/) | Claude 官方 skills 仓库的软链接入口，事实来源在 `tools/external/claude-official-skills/` |
 
-## 清理口径
+## 维护口径
 
 - `auto-skill/` 是本仓库的 Skill 生产与升级入口，继续保留。
 - `claude-official-skills/` 是外部官方仓库展示入口，通过 submodule 管理事实来源。
-- 领域型/工具型 Skill 如交易、数据库、代理、Telegram、tmux、EPUB 等已从主仓库清退；如需恢复，优先以独立仓库、submodule 或重新生成的方式引入。
+- 领域型/工具型 Skill 如交易、数据库、代理、Telegram、tmux、EPUB 等不在主仓库维护；如需引入，优先使用独立仓库、submodule 或重新生成的方式。
 
 ## 外部技能仓库
 

skills/auto-skill/AGENTS.md

@@ -40,7 +40,7 @@ auto-skill/
 - `skills/auto-skill/scripts/skill-seekers-bootstrap.sh`: create a local venv and install deps for the linked Skill Seekers tool.
 - `skills/auto-skill/scripts/skill-seekers.sh`: run Skill Seekers from the linked source (docs/github/pdf -> output/<name>/).
 - `skills/auto-skill/scripts/skill-seekers-import.sh`: import output/<name>/ into the canonical skills/<name>/ tree.
-- `skills/auto-skill/scripts/skill-seekers-update.sh`: legacy updater; guarded because the tool source now lives in `tools/external/`.
+- `skills/auto-skill/scripts/skill-seekers-update.sh`: guarded update helper; do not use it to overwrite the linked source.
 - `skills/auto-skill/scripts/validate-skill.sh`: spec validator (supports `--strict`).
 - `skills/auto-skill/references/index.md`: navigation for this meta-skill's reference docs.
 - `skills/auto-skill/references/README.md`: upstream official reference (lightly adjusted to keep links working in this repo).
@@ -53,5 +53,5 @@ auto-skill/
 
 - `scripts/*.sh`: depend on `bash` + common POSIX tooling; some scripts require extra tooling:
   - `skill-seekers-bootstrap.sh`: requires `python3` + `pip` (network required for PyPI).
-  - `skill-seekers-update.sh`: legacy helper; do not use it to overwrite the linked `tools/external/` source.
+  - `skill-seekers-update.sh`: guarded helper; do not use it to overwrite the linked `tools/external/` source.
 - This directory is about "how to build Skills", not about any specific domain; domain knowledge belongs in `skills/<domain>/`.

skills/auto-skill/SKILL.md

@@ -65,7 +65,7 @@ Import the generated skill into this repo's canonical `skills/` tree:
 ./skills/auto-skill/scripts/skill-seekers-import.sh react --force
 ```
 
-Update the linked source by moving the `tools/external/Skill_Seekers-development` submodule pointer directly. The legacy updater is guarded to avoid overwriting the linked repository.
+Update the linked source by moving the `tools/external/Skill_Seekers-development` submodule pointer directly. The update helper is guarded to avoid overwriting the linked repository.
 
 ```bash
 ./skills/auto-skill/scripts/skill-seekers-update.sh --dry-run

skills/auto-skill/references/skill-seekers.md

@@ -8,7 +8,7 @@
 - 运行入口：`skills/auto-skill/scripts/skill-seekers.sh`
 - 依赖初始化：`skills/auto-skill/scripts/skill-seekers-bootstrap.sh`
 - 导入到本仓库：`skills/auto-skill/scripts/skill-seekers-import.sh`
-- 更新源码：直接更新 `tools/external/Skill_Seekers-development` submodule 指针；`skill-seekers-update.sh` 仅保留为受保护的旧入口。
+- 更新源码：直接更新 `tools/external/Skill_Seekers-development` submodule 指针；`skill-seekers-update.sh` 是受保护的辅助入口，不能覆盖链接源码。
 
 ## 推荐工作流（强约束）
 

skills/auto-skill/scripts/skill-seekers-update.sh

@@ -3,7 +3,7 @@
 set -euo pipefail
 
 # ==================== Purpose ====================
-# Legacy updater for the old vendored Skill Seekers source snapshot.
+# Guarded updater for the linked Skill Seekers source.
 #
 # Notes:
 # - Skill Seekers now lives under tools/external/Skill_Seekers-development.
@@ -71,7 +71,7 @@ command -v tar >/dev/null 2>&1 || die "tar not found"
 command -v rsync >/dev/null 2>&1 || die "rsync not found"
 
 if [[ -L "$target_dir" && "$dry_run" -eq 0 ]]; then
-  die "Skill_Seekers-development is linked to tools/external. Update tools/external/Skill_Seekers-development directly instead of overwriting through this legacy updater."
+  die "Skill_Seekers-development is linked to tools/external. Update tools/external/Skill_Seekers-development directly instead of overwriting through this guarded helper."
 fi
 
 tmp_dir="$(mktemp -d)"