delete cache before updating

backend-python/dep_check.py

@@ -1,3 +1,4 @@
+import GPUtil
 import torch
 import rwkv
 import langchain

frontend/src/utils/index.tsx

@@ -190,6 +190,7 @@ export function forceDownloadProgramFiles() {
 }
 
 export function deleteDynamicProgramFiles() {
+  DeleteFile('cache.json');
   manifest.programFiles.forEach(({ path }) => {
     if ((path.endsWith('.py') && !path.includes('get-pip.py')) || path.includes('requirements'))
       DeleteFile(path);