初始化 Makelore 项目协作文档

需求：为客户端修复任务建立独立 worktree 所有权与项目记忆门禁。

实现：引入标准 .project-docs 模板，不修改现有客户端业务代码。

.project-docs/80-commitments/commitments.md

@@ -0,0 +1,10 @@
+# Commitments
+
+Track future-facing memory: promised follow-ups, unfinished loops, timed checks, and restart points.
+
+| Date | Commitment | Trigger / Due | Owner | Status | Next Action |
+|---|---|---|---|---|---|
+
+## Use
+
+Record only commitments that should affect future sessions. Routine next steps can stay in `30-worklog/current-state.md`.