Hi Adam,
Welcome to Microsoft Community.
I'm Hahn and I'm here to help you with your concern.
Yes, the Surface Laptop 7 is compatible with the Surface Dock 2, which means you can connect it to your current set up and access multiple screens while working at any of the desks.
Like Surface Pro 7, Surface Laptop 7 can connect two monitors via Surface Dock 2, which supports a maximum refresh rate of 60hz and a resolution of 3840*2160. Troubleshoot connecting Surface to an external display - Microsoft Support
If you consider the Surface Pro 11, the maximum refresh rates and resolutions of two monitors connected via Surface Dock 2 are as follows:
Additionally, you may need to update the firmware on your Surface Dock 2 to ensure compatibility with the new Surface Laptop. I hope this helps!
Your Sincerely
Hahn. W - MSFT | Microsoft Community Support Specialist