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/c59742c0-4323-4b9d-8a02-723c251deaa0.json

@@ -9,7 +9,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.usercontent.google.com/download?id=1Oy5Zga6PnvpIwJ1OHMdFf3mSbm_YClHh&export=download&authuser=0&confirm=t&uuid=da1db839-da27-4bb5-a4fc-0358342f493b&at=APZUnTVsLyGsj8qI1rPyGAUTCX4F:1705324246149",
+            "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0/Mady_and_Mia_Baseball.pptx",
             "path": "/home/user/Desktop/Mady_and_Mia_Baseball.pptx"
           }
         ]
@@ -20,7 +20,7 @@
       "parameters": {
         "files": [
           {
-            "url": "https://drive.usercontent.google.com/download?id=1a-DaT1LUuvh55GsjpJkhpjcDTh8CPzkl&export=download&authuser=0&confirm=t&uuid=2bfb7700-5222-47ad-9aee-e5c22b50dbfe&at=APZUnTW7RQR5HI9giEl-cirnSX3q:1705320977391",
+            "url": "https://huggingface.co/datasets/xlangai/ubuntu_osworld_file_cache/resolve/main/libreoffice_impress/c59742c0-4323-4b9d-8a02-723c251deaa0/Baseball.mp3",
             "path": "/home/user/Desktop/Baseball.mp3"
           }
         ]