feat(identity): redirect legacy Zhuyuan ids to ICE-P

server-tools/guanghulab-front-door/llms.txt

@@ -12,6 +12,7 @@
 - Legacy Fifth Domain history: https://guanghulab.com/fifth-domain/bingshuo/fifth-domain
 - Repository number map: https://guanghulab.com/api/ai/v1/repositories
 - Server node and persona route map: https://guanghulab.com/api/ai/v1/nodes
+- Human, persona and system subject registry: https://guanghulab.com/api/ai/v1/subjects
 - Search: https://guanghulab.com/api/ai/v1/search?q=光湖语言世界%20第五域
 - Resolve a code: https://guanghulab.com/api/ai/v1/resolve?id=REPO-001
 - Resolve Zhuyuan current loop: https://guanghulab.com/api/ai/v1/resolve?id=ZY-OPS-LOOP-001
@@ -30,8 +31,10 @@ historical backup routes only.
 
 FD-NODE-MAP-001 publishes public-safe server node ids and persona route ids. Resolve
 the node id, read its navigation map, and obtain separate Lake Lamp authorization
-before any write operation. ICE-GL-ZY001 currently maps through ZY-OPS-LOOP-001 to
-JD-FD-PRIMARY.
+before any write operation. ICE-GL-ZY001 and ICE-PZY-001 first redirect through
+FD-SUBJECT-ID-ALIAS-MAP-001 to the canonical Zhuyuan persona id ICE-P-ZY001, which
+then maps through ZY-OPS-LOOP-001 to JD-FD-PRIMARY. The redirect changes navigation,
+not authority.
 
 For any write operation from a phone or a non-local AI instance, create a public
 no-authority workorder. Give the returned request_url to Ice Shuo. The URL cannot