docs(i18n): standardize contract terminology

packages/goal/command-goal/README.i18n.yaml

@@ -3,4 +3,4 @@
 # after editing either side, bring the other along and re-record with:
 #   pnpm run verify-translation-pairing --write packages/goal/command-goal/README.md
 README.md: 1ac1b8a0e2cb360708b1759ab5eb9ec3de597821
-README.zh.md: 82750a102784fad7da1038a97478880f60001bdf
+README.zh.md: ee40cd4219c45b6d9650036fda21c56599be6abd

packages/goal/command-goal/README.zh.md

@@ -4,7 +4,7 @@
 
 面向用户的 `/goal` 控制，基于 [`ctx.goals`](../goal/README.md) 实现。该插件通过 [`ctx.commands`](../../interaction/commands/README.md) 注册一个全局命令，因此每个已组合的命令适配器都能发现并执行它，无需模型轮次。[用户 goal 命令 Agent Note](../../../.agents/notes/implemented/feature/2026-07-19-human-goal-command.md) 负责用户体验与组合决策。
 
-## 命令契约
+## 命令约定
 
 | 输入 | 结果 |
 |---|---|