docs: 批量更新历史文档中的 backend-single 引用为 server

docs/superpowers/plans/2026-05-23-ai-test-output-rendering-fix.md

@@ -13,8 +13,8 @@
 ### Task 1: Backend Stream Text Normalization
 
 **Files:**
-- Modify: `backend-single/src/main/java/com/emotion/service/ai/CozeProviderAdapter.java`
-- Modify: `backend-single/src/main/java/com/emotion/service/ai/DifyProviderAdapter.java`
+- Modify: `server/src/main/java/com/emotion/service/ai/CozeProviderAdapter.java`
+- Modify: `server/src/main/java/com/emotion/service/ai/DifyProviderAdapter.java`
 
 - [x] Add a private helper that parses JSON string wrappers and returns `output`, `answer`, `content`, `text`, `result`, `data.*`, or `outputs.*`.
 - [x] Call the helper before returning every extracted delta string.
@@ -54,7 +54,7 @@
 
 **Commands:**
 - `cd web-admin && npm run build`
-- `cd backend-single && mvn test`
+- `cd server && mvn test`
 - `git diff --check`
 
 - [x] Build passes.