00 · Foundations

The substrate everything else references: how the browser, the runtime, and the network actually work.

Priority: Critical

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Domains

• Computer Science for Frontend — The algorithmic and data-modeling foundations that show up in real UI work.
• The Web Platform — How the browser turns code into pixels, and the models engineers must reason about.
• Runtime & Execution — What happens after parse: how JavaScript is executed, scheduled, and reclaimed.
• Browser APIs — The platform capabilities available to every app, independent of framework.
• Networking & Protocols — How data moves between client and server, and the caching model at the transport layer.

This is an index. Each domain expands into topics, and each topic into standalone articles following the article template.