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_windows/word/ecc2413d-8a48-416e-a3a2-d30106ca36cb.json

@@ -9,7 +9,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.usercontent.google.com/download?id=1sDufDSC4foI379-Jikya9WK7FBUSqgrt&export=download&authuser=0&confirm=t&uuid=0abd82d6-2b2c-49bc-af5e-49bfe1c99278&at=APZUnTURIqTNJcIHBcMP2BxEaGXr:1704174850900",
+            "url": "https://huggingface.co/datasets/xlangai/windows_osworld_file_cache/resolve/main/word/ecc2413d-8a48-416e-a3a2-d30106ca36cb/Sample_Statutory_Declaration.docx",
             "path": "C:\\Users\\User\\Sample_Statutory_Declaration.docx"
           }
         ]
@@ -55,7 +55,7 @@
     "func": "compare_docx_files",
     "expected": {
       "type": "cloud_file",
-      "path": "https://drive.usercontent.google.com/download?id=1ELPKQ9NWsmotA9XfYD-DJxAubGNLmRQL&export=download&authuser=0&confirm=t&uuid=7a57cdbd-479c-4ed8-83b3-b8373b0fdfe7&at=APZUnTXtTFD_P8_5gwAV2TSZLoCV:1706854266276",
+      "path": "https://huggingface.co/datasets/xlangai/windows_osworld_file_cache/resolve/main/word/ecc2413d-8a48-416e-a3a2-d30106ca36cb/Sample_Statutory_Declaration_Gold.docx",
       "dest": "Sample_Statutory_Declaration_Gold.docx"
     },
     "result": {