Packages.yml page

[nataliefiann]

What are you changing in this pull request and why?

Closes #5863

I have created this PR following the issue to

Things I've done:

• updated the snippet: snippets/_packages_or_dependencies.md to link out to YAML tips page
• Created a new page documenting the available context methods and variables in the packages.yml
• Updated the description in the sidebar.js for the dbt Jinja functions and context variables page to include info that dependencies.yml doesn't support jina

Checklist

• The changes in this PR meet the docs style guide/fundamentals required for all content.
• Applied the proper versioning rules if the content is for specific dbt version(s): (version a whole page or version a block of content
• The content in this PR requires a dbt release note, so I added one to the release notes page.).

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🚀 Deployment available! Here are the direct links to the updated files:

• https://docs-getdbt-com-git-nfiann-packagesyml-dbt-labs.vercel.app/reference/dbt-jinja-functions/packages.yml

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Project	Deployment	Review	Updated (UTC)
docs-getdbt-com	Ready	Preview	Jan 21, 2026 9:39am

[mirnawong1]

this is ready! thanks for taking this on @nataliefiann and looks great!