Large File Support

# Git + LFS
git lfs install
git lfs track "*.psd"
# Edit .gitattributes
# Set up LFS on your server
# Hope your CI has LFS installed

# wit
wit add large-file.psd

Large file (10MB)
    ↓
┌─────────┬─────────┬─────────┬─────────┬─────────┐
│ Chunk 1 │ Chunk 2 │ Chunk 3 │ Chunk 4 │ Chunk 5 │
│  2MB    │  2MB    │  2MB    │  2MB    │  2MB    │
└─────────┴─────────┴─────────┴─────────┴─────────┘
    ↓           ↓           ↓           ↓           ↓
 hash1       hash2       hash3       hash4       hash5

{
  "type": "large-file",
  "size": 10485760,
  "chunks": [
    { "hash": "abc123...", "size": 2097152 },
    { "hash": "def456...", "size": 2097152 },
    { "hash": "ghi789...", "size": 2097152 },
    { "hash": "jkl012...", "size": 2097152 },
    { "hash": "mno345...", "size": 2097152 }
  ]
}

[wit]
    largeFileThreshold = 2097152  # 2MB in bytes

[wit]
    chunkSize = 2097152  # 2MB chunks

# Add a large file - chunking is automatic
wit add large-video.mp4

wit status

Staged:
  large-file: assets/video.mp4 (15.2 MB, 8 chunks)

wit diff assets/video.mp4

Binary file changed
  Before: 15.2 MB (8 chunks)
  After:  16.1 MB (9 chunks)
  Changed chunks: 2 (reusing 7)