chore: rename knip script to check-unused to resolve expo-doctor conflict

Author: tingyuan

AGENTS.md

@@ -27,7 +27,7 @@ This document outlines the development guidelines, build processes, and coding s
   - **Requirement**: Code must be free of TypeScript errors before completion.
 - **Project Health**: `npm run doctor`
   - Checks for Expo and dependency issues.
-- **Unused Code**: `npm run knip`
+- **Unused Code**: `npm run check-unused`
   - Checks for unused files and exports.
 
 ### Testing

package.json

@@ -12,7 +12,7 @@
     "ios": "expo start --ios",
     "web": "expo start --web",
     "lint": "expo lint --fix",
-    "knip": "knip",
+    "check-unused": "knip",
     "doctor": "npx -y expo-doctor@latest",
     "update-expo": "npm i -g eas-cli && npm install expo && npx expo install --fix && npm run doctor"
   },