docs(install): fix repo URL to TencentCloud/, clarify system_admin scope, drop external_id from user create example

INSTALL.md

@@ -19,7 +19,7 @@ consume team memory / knowledge / skills through the proxy:
 
 ```bash
 # 1) Fetch the scripts
-git clone https://github.com/Tencent/TencentDB-Agent-Memory.git
+git clone https://github.com/TencentCloud/TencentDB-Agent-Memory.git
 cd TencentDB-Agent-Memory/deploy/global-images
 
 # 2) Prepare .env (fill in real LLM values)
@@ -73,11 +73,11 @@ Open **<http://localhost:8125>** in your browser (Panel UI).
 - The first visit asks for a `user_key` — use the admin one printed at the
   end of `start-all.sh` (stored in `deploy/global-images/.admin-key`, a
   `sk-mem-...` string)
-- Once logged in you are `system_admin`, but at this stage admin can
-  **only manage sub-users** — it **cannot directly own business assets
-  (Team / Agent / Task / Skill)** because the business APIs enforce
-  `owner_user_id === caller` and `system_admin` isn't yet in the allow-list
-  (this restriction will be lifted in a future release).
+- Once logged in you are `system_admin`. It can **create Teams and
+  sub-users**, but at this stage **cannot directly create other business
+  assets such as Agent / Wiki / Skill** (the business APIs enforce
+  `owner_user_id === caller`, and `system_admin` isn't yet in the
+  allow-list; this restriction will be lifted in a future release).
 - **Correct pattern**: admin creates a `normal` user → copy that user's
   `user_key` → log out → log back in as the new user → everything from
   here on (Team / Agent / Task) is owned by the new user.
@@ -99,7 +99,7 @@ curl -sS -X POST http://localhost:8420/v3/meta/user/create \
   -H "x-tdai-user-key: $ADMIN_KEY" \
   -H "x-tdai-service-id: default" \
   -H "Content-Type: application/json" \
-  -d '{"username":"you","external_id":"you"}' | jq
+  -d '{"username":"you"}' | jq
 ```
 
 The response body's `data.default_user_key` (`sk-mem-...`) is the login

INSTALL_CN.md

@@ -16,7 +16,7 @@
 
 ```bash
 # 1) 拿脚本
-git clone https://github.com/Tencent/TencentDB-Agent-Memory.git
+git clone https://github.com/TencentCloud/TencentDB-Agent-Memory.git
 cd TencentDB-Agent-Memory/deploy/global-images
 
 # 2) 准备 .env（把 LLM 相关字段填成真值）
@@ -67,7 +67,7 @@ $EDITOR .env
 
 - 第一次访问会看到登录页，用 `start-all.sh` 结尾打印的 admin `user_key`
   （即 `deploy/global-images/.admin-key` 文件里那串 `sk-mem-...`）登录
-- admin 登录后能**创建子用户**，但目前**不能直接创建 Team / Agent / Task
+- admin 登录后能**创建 Team 和子用户**，但目前**不能直接创建 Agent / Wiki
   / Skill 等业务资产**（业务侧 API 会做 `owner_user_id === caller` 校验，
   system_admin 目前不在允许列表里；这层增强会在后续版本放开）
 - **正确姿势**：admin 建一把 `normal` 用户 → 复制新用户的 `user_key` →
@@ -90,7 +90,7 @@ curl -sS -X POST http://localhost:8420/v3/meta/user/create \
   -H "x-tdai-user-key: $ADMIN_KEY" \
   -H "x-tdai-service-id: default" \
   -H "Content-Type: application/json" \
-  -d '{"username":"you","external_id":"you"}' | jq
+  -d '{"username":"you"}' | jq
 ```
 
 返回体里 `data.default_user_key`（`sk-mem-...`）就是新用户的登录 key，
@@ -194,6 +194,7 @@ curl -s http://localhost:8420/health | jq .services.pipelineWorker
 所以列表为空。正确做法：先按第 1.5 步建一个业务用户，用它的 `default_user_key`
 作为 `ANTHROPIC_AUTH_TOKEN`。同时那个用户名下必须先在面板里建过 Team/Agent。
 
+
 **Q: 面板显示"Panel API 8125 未启动"？**
 `docker ps` 检查 `tdai-memory-hub` 是不是 healthy；不 healthy 看
 `docker logs tdai-memory-hub` 找报错（大概率是 `REMOTE_INSTANCE_URL` /