GitHub Copilot — AI Pair Programming GitHub Copilot sits in your editor and writes code alongside you. It reads your current file, open tabs, and surrounding context to suggest completions that range from finishing a single line to generating entire functions. Beyond completions, Copilot Chat lets you ask questions, explain code, generate tests, and refactor — all without leaving your editor. This skill covers setting up Copilot in VS Code and the CLI, working effectively with inline suggestions, leveraging chat and slash commands, and using workspace agents for codebase-wide tasks. Setting U…