feat: add v1 management APIs, audit logs, and import/export

README.md

@@ -31,6 +31,14 @@ Implemented in this branch:
   - `queryAgents`
 - Query parser/executor with pagination
 - Scope memory adapter (`put/search`)
+- Management APIs:
+  - `renameDepartment`
+  - `renameTeam`
+  - `migrateTeam`
+  - `deleteDepartment`
+  - `deleteTeam`
+- Error code model (`YonexusError`) and audit logs
+- Import/export APIs (`importData` / `exportData`)
 
 ## Notes