Improve documentation

[markusgrotz]

Improving the documentation will make it easier for users to get started with PerAct Bimanual and contribute to its development. It will also reduce the number of common issues and questions, streamlining the support process.

• Installation
• Q&A
• Quick Start Guide
• Best Practices and Tips
• Usage Examples for Training
• Usage Examples for Evaluation

[markusgrotz]

Also provide a docker image

[markusgrotz]

Added dataset visualization tool

[hi-yuanxu]

Hello，Where can I download the docker image?

[markusgrotz]

I need to test the docker image. I am currently traveling and I hope I can provide it soon.