diff --git a/tools/finish-feature.sh b/tools/finish-feature.sh
new file mode 100755
index 0000000..ad44977
--- /dev/null
+++ b/tools/finish-feature.sh
@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+# 在 feature 分支上执行：合并到 main、推送、删除本地和远端分支
+# 用法：bash tools/finish-feature.sh
+set -euo pipefail
+
+BRANCH=$(git branch --show-current)
+if [[ ! "$BRANCH" =~ ^feature/ ]]; then
+  echo "❌ 当前分支不是 feature/*：${BRANCH}"
+  exit 1
+fi
+
+if ! git diff --quiet || ! git diff --cached --quiet; then
+  echo "❌ 工作区有未提交改动，先提交或暂存"
+  exit 1
+fi
+
+echo "== 合并 ${BRANCH} → main"
+git checkout main
+git pull --ff-only origin main
+git merge --no-ff "$BRANCH" -m "Merge branch '${BRANCH}'"
+git push origin main
+
+echo "== 清理分支 ${BRANCH}"
+git branch -d "$BRANCH"
+if git ls-remote --exit-code --heads origin "$BRANCH" >/dev/null 2>&1; then
+  git push origin --delete "$BRANCH"
+fi
+
+echo "✅ 已合并并清理 ${BRANCH}"