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/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5.json

@@ -9,7 +9,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.usercontent.google.com/download?id=1k4rv_meWQyYfNMHTWipJnvh3uA5LWnWa&export=download&authuser=0&confirm=t&uuid=e923fec7-a55c-4266-8d40-be017ac54c7d&at=APZUnTVDyVA7V72IC3r2vrjwY0xz:1706666734010",
+            "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5/test.py",
             "path": "/home/user/Desktop/test.py"
           }
         ]
@@ -69,7 +69,7 @@
     "func": "compare_text_file",
     "expected": {
       "type": "cloud_file",
-      "path": "https://drive.usercontent.google.com/download?id=1fNZ4r-G58QVo5yFjS1jTqxFJAXXNyf1G&export=download&authuser=0&confirm=t&uuid=c577a187-1225-4d98-98da-d3b33b9e6c82&at=APZUnTXSUy1dHiC2Oavo5g-wRJe8:1706666819711",
+      "path": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/vs_code/ec71221e-ac43-46f9-89b8-ee7d80f7e1c5/test_gold.py",
       "dest": "test_gold.py"
     },
     "result": {