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/b21acd93-60fd-4127-8a43-2f5178f4a830.json

@@ -9,7 +9,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.google.com/uc?id=1akFeAURJiqnK9wGNlRgPoPuQ6vRmnUPe&export=download",
+            "url": "https://huggingface.co/datasets/xlangai/windows_osworld_file_cache/resolve/main/word/b21acd93-60fd-4127-8a43-2f5178f4a830/CCHU9045_Course_Outline_2019-20.docx",
             "path": "C:\\Users\\User\\CCHU9045_Course_Outline_2019-20.docx"
           }
         ]
@@ -55,7 +55,7 @@
     "func": "compare_line_spacing",
     "expected": {
       "type": "cloud_file",
-      "path": "https://drive.google.com/uc?id=16LN7uYSSXk_xwgc4IZXnN2Z1nCmPJfLm&export=download",
+      "path": "https://huggingface.co/datasets/xlangai/windows_osworld_file_cache/resolve/main/word/b21acd93-60fd-4127-8a43-2f5178f4a830/CCHU9045_Course_Outline_2019-20_Gold.docx",
       "dest": "CCHU9045_Course_Outline_2019-20_Gold.docx"
     },
     "result": {