diff --git a/CLAUDE.md b/CLAUDE.md
index 3405de9..2c93d0d 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -33,7 +33,7 @@ for f in skills/*/SKILL.md; do head -5 "$f" | grep -q "^name:" && echo "ok: $f"
 
 # Version consistency: SKILL.md must match marketplace.json
 for skill in check design health hunt learn read think write; do
-  skill_ver=$(grep "version:" "skills/$skill/SKILL.md" | tr -d '"' | awk '{print $2}')
+  skill_ver=$(grep -m1 "version:" "skills/$skill/SKILL.md" | tr -d '"' | awk '{print $2}')
   market_ver=$(python3 -c "import json; d=json.load(open('.claude-plugin/marketplace.json')); print([p['version'] for p in d['plugins'] if p['name']=='$skill'][0])")
   [ "$skill_ver" = "$market_ver" ] && echo "ok: $skill $skill_ver" || echo "MISMATCH: $skill SKILL=$skill_ver MARKET=$market_ver"
 done
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..503d8bf
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Tw93
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/skills/check/scripts/check-destructive.sh b/skills/check/scripts/check-destructive.sh
index 1712897..1cdc294 100755
--- a/skills/check/scripts/check-destructive.sh
+++ b/skills/check/scripts/check-destructive.sh
@@ -16,12 +16,12 @@ DESTRUCTIVE_PATTERNS=(
   'TRUNCATE '
   '--no-verify'
   'git reset --hard'
-  'git checkout \.'
+  'git checkout .'
   'git clean -f'
 )
 
 for pattern in "${DESTRUCTIVE_PATTERNS[@]}"; do
-  if echo "$INPUT" | grep -qF "$pattern"; then
+  if echo "$INPUT" | grep -qF -- "$pattern"; then
     echo "BLOCK: Destructive command detected during /check review: $pattern" >&2
     echo "Confirm with user before proceeding." >&2
     exit 2
diff --git a/skills/read/SKILL.md b/skills/read/SKILL.md
index 1302a45..ac9ea87 100644
--- a/skills/read/SKILL.md
+++ b/skills/read/SKILL.md
@@ -14,6 +14,7 @@ Convert any URL or local PDF to clean Markdown and save it.
 | Input | Method |
 |-------|--------|
 | `feishu.cn`, `larksuite.com` | Feishu API script |
+| `mp.weixin.qq.com` | WeChat article script (Playwright fallback) |
 | `.pdf` URL or local PDF path | PDF extraction |
 | Everything else | Run `scripts/fetch.sh {url}` (proxy cascade with auto-fallback) |