chore(devcontainer): update features and add mise

[solnic]

1. Updates features
2. Adds mise feature because it can be handy
3. Removes copilot-cli because it is not useful - VS Code installs copilot as an extension anyway

[cursor]

Cursor Bugbot has reviewed your changes and found 2 potential issues.

^{❌ Bugbot Autofix is OFF. To automatically fix reported issues with cloud agents, enable autofix in the Cursor dashboard.}

^{Reviewed by Cursor Bugbot for commit 2947e0f. Configure here.}