docs: slash commands topic

[dianed-square]

Summary

This PR moves the recipe slash commands content into a standalone topic under Context Engineering.

Documentation updates:

• documentation/docs/guides/context-engineering/index.mdx and documentation/docs/guides/recipes/index.mdx:
  • Add card for topic
• documentation/docs/guides/context-engineering/slash-commands.md:
  • New topic
• documentation/docs/guides/recipes/session-recipes.md:
  • Remove "Custom Recipe Commands"
  • Add "Slash Command" options in "Use Recipes" section

Updated links:

• documentation/docs/guides/config-files.md
• documentation/docs/guides/goose-cli-commands.md
• documentation/docs/tutorials/rpi.md

Type of Change

• Feature
• Bug fix
• Refactor / Code quality
• Performance improvement
• Documentation
• Tests
• Security fix
• Build / Release
• Other (specify below)

AI Assistance

• This PR was created or reviewed with AI assistance

---

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  • https://app.asana.com/0/0/1212559736671762

[Copilot]

Pull request overview

This PR reorganizes the documentation by moving slash commands content from the Recipes section into a standalone topic under Context Engineering. The change makes slash commands more discoverable as a general context engineering technique rather than being buried within recipe documentation.

• Creates a new dedicated page for custom slash commands in the Context Engineering section
• Updates all internal links to point to the new location
• Adds navigation cards to both Recipes and Context Engineering index pages

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
documentation/docs/guides/context-engineering/slash-commands.md	New standalone documentation page for custom slash commands with setup instructions, usage examples, and limitations
documentation/docs/guides/context-engineering/index.mdx	Adds navigation card linking to the new slash commands topic
documentation/docs/guides/recipes/index.mdx	Adds navigation card linking to the new slash commands topic (cross-reference from Recipes)
documentation/docs/guides/recipes/session-recipes.md	Removes the "Custom Recipe Commands" section and updates "Use Recipes" section to link to new location
documentation/docs/guides/config-files.md	Updates link to slash commands documentation
documentation/docs/guides/goose-cli-commands.md	Updates link to slash commands documentation
documentation/docs/tutorials/rpi.md	Updates link to slash commands documentation

[github-actions]

PR Preview Action v1.6.3
Preview removed because the pull request was closed.
2026-01-06 01:03 UTC

[angiejones]

couple of small comments

[Copilot]

Pull request overview

Copilot reviewed 7 out of 7 changed files in this pull request and generated 2 comments.

[Copilot]

The phrase "Given you have a recipe" uses non-standard grammar. Consider changing to "If you have a recipe" or "When you have a recipe" for clearer, more natural phrasing.

Suggested change

	Custom slash commands are personalized shortcuts to run [recipes](/docs/guides/recipes). Given you have a recipe that runs a daily report, you can create a custom slash command to invoke that recipe from within a session:
	Custom slash commands are personalized shortcuts to run [recipes](/docs/guides/recipes). If you have a recipe that runs a daily report, you can create a custom slash command to invoke that recipe from within a session: