✨Set up Copilot instructions

[0xrinegade]

Configure instructions for this repository as documented in Best practices for Copilot coding agent in your repository

///https://github.com/openSVM/svmseek/issues/new?title=%E2%9C%A8Set+up+Copilot+instructions&body=Configure%20instructions%20for%20this%20repository%20as%20documented%20in%20%5BBest%20practices%20for%20Copilot%20coding%20agent%20in%20your%20repository%5D%28https://gh.io/copilot-coding-agent-tips%29%0A%0A%3COnboard%20this%20repo%3E&assignees=copilot