Docs: Feeds/Streams table refactor: design update, streams market pricing risk

[dev-dist]

This pull request introduces a new "Selecting Quality Data Streams" documentation section, improves risk tier handling for streams, and unifies risk category logic between feeds and streams. It also refines chain filtering, updates chain metadata, and improves the FeedList filter UI styles for better usability and consistency.

Documentation and Risk Tiering Enhancements:

• Added a new documentation page and sidebar entry for "Selecting Quality Data Streams", including best practices, developer responsibilities, and a dynamic risk tier component. [1] [2] [3]
• Introduced src/db/streamCategories.ts to provide batch lookup and normalization of stream risk tiers, mirroring the logic used for feeds.
• Refactored and unified risk tier/category logic in feedCategories.ts to support both feeds and streams, including helper functions for title/link generation and category resolution. [1] [2] [3] [4]

Chain Filtering and Metadata:

• Updated chain filtering in ChainSelector to use a utility function, simplifying logic and improving maintainability. [1] [2]
• Adjusted chain metadata for Monad and Solana to ensure correct tagging for smartData support. [1] [2] [3]
• Modified FeedPage.astro to use all chains for server-side metadata when showing deprecating feeds, ensuring accurate data. [1] [2]

UI/UX Improvements:

• Overhauled FeedList filter and search UI styles for better layout, accessibility, and responsiveness, including new classes for filter controls, help links, and checkboxes. [1] [2] [3] [4] [5]

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Project	Deployment	Actions	Updated (UTC)
documentation	Ready	Preview	Jun 3, 2026 6:34pm

[github-actions]

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[rgottleber]

Reviewed functionality per https://chainlink-core.slack.com/archives/C035VSEFAAE/p1780513481938729 and everything appears to be working.