[bot] Add CLI Extensions, /pr command, preCompact hook, and MCP devcontainer support (v1.0.3–v1.0.5)#12
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…ntainer support New features from GitHub Copilot CLI v1.0.3–v1.0.5 (March 8–13, 2026): - Add CLI Extensions section (Customization): experimental feature to build custom tools/commands for the CLI using @github/copilot-sdk, managed via the new /extensions command (v1.0.3+, /extensions command added in v1.0.5) - Add /pr Command section (Agentic): new slash command for full PR lifecycle from the CLI — create PRs, view status, auto-fix CI failures, address review feedback, and resolve merge conflicts (v1.0.5) - Update Hooks section: add preCompact hook type (runs before context compaction), document 'ask' permission for user confirmation, and disableAllHooks flag (v1.0.4/v1.0.5) - Update MCP Servers: add .devcontainer/devcontainer.json as a supported config location (v1.0.3) - Update At a Glance diagram, Table of Contents, Quick Reference table, and Further Reading with new CLI release links Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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What's new
Features discovered from GitHub Copilot CLI v1.0.3 (Mar 9), v1.0.4 (Mar 11), and v1.0.5 (Mar 13, 2026) — all within the past 7 days.
New features found
/extensionscommand)/prcommandpreCompacthook typeaskpermission +disableAllHooks.devcontainer/devcontainer.jsonSections updated
New: CLI Extensions (Customization section) — new extensibility mechanism to build custom CLI tools/commands using
@github/copilot-sdk, managed via/extensions. Includes usage examples with RecipeShare app convention.New:
/prCommand (Agentic section) — new slash command covering full PR lifecycle: create PRs, view status locally or in browser, auto-fix CI failures, address review comments, and resolve merge conflicts.Updated: Hooks — added
preCompacthook type to the hook types table; documented"permission": "ask"for user confirmation; documenteddisableAllHooksflag.Updated: MCP Servers — added
.devcontainer/devcontainer.jsonas a supported MCP config location alongside.vscode/mcp.jsonand~/.copilot/mcp-config.json.Updated: At a Glance ASCII diagram — added CLI Extensions and
/prCommand entries.Updated: Table of Contents — added links to both new sections.
Updated: Quick Reference table — added rows for CLI Extensions and
/prCommand.Updated: Further Reading — added direct links to v1.0.3, v1.0.4, and v1.0.5 release notes.
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