This PR adds additional props to the <Tldraw> component for setting the
maximum asset size, maximum image dimensions, accepted image types, and
accepted video types. It adds an example for using these properties and
for uploading image assets.
### Change Type
- [x] `minor` — New feature
### Test Plan
1. Try (and fail) to upload image types other than the default types.
2. Try (and fail) to upload images / videos larger than 10mb.
3. Use the example to customize the properties.
### Release Notes
- [@tldraw/tldraw] add asset props
57fcb3d07b