cursor Init 完善多人协同changelog，以及godot相关基础skill和代码规范

.cursor/changelog/tools/git-hooks/pre-commit

@@ -0,0 +1,25 @@
+#!/bin/sh
+# pre-commit — 从 fragment 源重建 changelog 视图并纳入本次提交。
+# 保证每个提交里的 full/recent/headlines/by-author 与 entries/ 严格一致。
+# 找不到 python 时静默跳过，不阻塞提交。
+
+ROOT=$(git rev-parse --show-toplevel 2>/dev/null) || exit 0
+cd "$ROOT" || exit 0
+
+BUILD=".cursor/changelog/tools/changelog_build.py"
+[ -f "$BUILD" ] || exit 0
+
+if command -v python >/dev/null 2>&1; then PY=python
+elif command -v python3 >/dev/null 2>&1; then PY=python3
+else exit 0
+fi
+
+PYTHONIOENCODING=utf-8 "$PY" "$BUILD" >/dev/null 2>&1 || exit 0
+
+git add \
+  .cursor/changelog/changelog-full.md \
+  .cursor/changelog/changelog-recent.md \
+  .cursor/changelog/changelog-headlines.md \
+  .cursor/changelog/changelog-by-author.md 2>/dev/null || true
+
+exit 0