fix(web-ui): validate provider modal input

README.en.md

@@ -151,11 +151,11 @@ npm start run --no-browser
 
 ```bash
 npm run reset
-npm run reset -- 79
+npm run reset 79
 ```
 
 - `npm run reset`: prompt for a PR number; leave it blank to return to default `origin/main`
-- `npm run reset -- 79`: sync directly to the latest head snapshot of PR `#79`
+- `npm run reset 79`: sync directly to the latest head snapshot of PR `#79`
 - The script also handles local branch switching, workspace cleanup, untracked file cleanup, and final state validation
 
 ## Command Reference

README.md

@@ -145,11 +145,11 @@ npm start run --no-browser
 
 ```bash
 npm run reset
-npm run reset -- 79
+npm run reset 79
 ```
 
 - `npm run reset`：交互输入 PR 编号；留空则回到默认 `origin/main`
-- `npm run reset -- 79`：直接同步到 PR `#79` 的最新 head 快照
+- `npm run reset 79`：直接同步到 PR `#79` 的最新 head 快照
 - 脚本会自动完成本地分支切换、工作区清理、未跟踪文件清理与最终状态校验
 
 ## 命令速查