# ECR-028 **Title:** AICoreConfig · ToolDefinition(只读薄切片) **Status:** **Closed** **Closed:** 2026-08-08(Loop continuous) **Parent:** WAVE0-FROZEN · **Predecessor:** ECR-027 Closed **Change Level:** L2 ## Change ToolDefinition 只读 · migration 000029 · admin client · /ai/tools ## Linked Spec `ops-tool-definition.md` · BD-2026-028 · CONTRACT_DIFF/ECR-028.yaml · TEST_REPORT/ECR-028.md