# docs organized knowledge base - check here before researching. structure: - **frontend/** - svelte 5 state patterns, ui components, navigation - **backend/** - config system, background tasks, database, transcoder - **deployment/** - environments, migrations, fly.io - **tools/** - logfire queries, neon mcp, pdsx cli, plyr.fm mcp - **local-development/** - setup guide for new contributors - **moderation/** - copyright detection, sensitive content, ATProto labeler - **lexicons/** - ATProto record schemas (track, like, comment, list, profile) - **runbooks/** - operational procedures for production incidents - **testing/** - pytest patterns, parallel execution, template databases when you solve a problem or make a design choice, document it here with as much detail as needed