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docs: Display output information (#152)

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@ -93,6 +93,20 @@ kubectl apply -f kubernetes.yml
> [!TIP]
> This can also be used to resize the existing disk to a larger capacity without any data loss.
### How do I increase the display resolution?
For maximum compatibility, the display output will be a simple framebuffer in RAM. While this isn't the most optimal solution, it doesn't require any drivers. If your guest OS includes the `virtio-gpu` driver (as most Linux distributions do), you can add the following to your compose file:
```yaml
environment:
VGA: "virtio-gpu"
```
to add a virtual graphics cards to your machine.
> [!NOTE]
> Using this method your screen will stay black during the boot process, until the driver is actually loaded.
### How do I boot a local image?
You can use a local image file directly, and skip the download altogether, by binding it in your compose file: