How to Continue a GitHub Copilot App Session in VS Code

GitHub Copilot app sessions can now be opened directly in VS Code, carrying over the conversation, code changes, and worktree so developers can review diffs, edit by hand, and test locally without restarting. The tutorial walks through opening a session, reviewing the agent's changes line by line, continuing the same conversation in the Copilot sidebar, and pushing updates to the session's pull request.