feat: Migrate OSWorld files to HuggingFace cache with comprehensive documentation

- Add detailed README for file cache repository
- Implement migration script with retry logic and browser simulation
- Support automatic file type detection and deduplication
- Ensure reliable hosting for OSWorld evaluation files

evaluation_examples/examples/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b.json

@@ -9,7 +9,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.usercontent.google.com/download?id=1UtLhtBliwRqYauvNGXcEKFDw1BaSaD90&export=download&authuser=0&confirm=t&uuid=738d33e2-0fac-42c4-9e3b-d5806cc7106f&at=APZUnTX5D_liJdRoPqrXNB9Qrrcu:1708586209947",
+            "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b/45_1.pptx",
             "path": "/home/user/Desktop/45_1.pptx"
           }
         ]
@@ -61,7 +61,7 @@
     "func": "compare_pptx_files",
     "expected": {
       "type": "cloud_file",
-      "path": "https://drive.usercontent.google.com/download?id=10T5lxEsBUZ9onRZtXSPEyZWlWoXHICdE&export=download&authuser=0&confirm=t&uuid=beb793fd-866c-4b81-8b39-5f8bf7980b6b&at=APZUnTV1fn3nnttcIJe1Emd4WyBU:1708586437242",
+      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/3161d64e-3120-47b4-aaad-6a764a92493b/45_1_Gold.pptx",
       "dest": "45_1_Gold.pptx"
     },
     "result": {