Admin 6be5c43e6d Let sidebar and queue show the same ambient backdrop as the center
Sidebar and Queue painted their own opaque bg-bg, which sat in front of
the fixed, full-viewport app-backdrop div (z-index: -10) that carries
--mf-ambient's radial-gradient glow in dark mode. Since the main content
area has no background of its own, the glow only ever showed through
there — sidebar and queue blocked it with a flat, gradient-less fill of
the same base color.

Drop bg-bg from both so the same app-backdrop (color + ambient gradient)
shows through underneath them too. In light mode this is a no-op
(--mf-ambient is 'none' and app-backdrop's flat color already matches
what bg-bg painted), so only dark mode is visually affected.
2026-09-22 19:46:25 +02:00

Musify

A music streaming app. Upload your own tracks, organize them into playlists and albums, and stream them back with a web player built around your listening habits: auto-generated mixes, a home feed, search, likes, and an Explore page for finding something new.

What it does

  • Upload and organize your own music: tracks, albums, cover art, artist credits.
  • Playlists, likes, and a "recently played" history.
  • Mixes, playlists generated automatically from what you actually listen to.
  • Explore, genre browsing and search across tracks, albums, playlists and people.
  • Real streaming, not just file downloads: seek, queue, shuffle, repeat.
  • Accounts via OIDC login, with an optional anonymous listening mode.
  • Light and dark themes, and a layout that works on both desktop and mobile.

How it's built

Backend: .NET 10, split into a REST API, a background worker, and a dedicated streaming gateway.

  • Clean architecture (Domain / Application / Infrastructure) with CQRS (Mediator) and ErrorOr results.
  • PostgreSQL via EF Core for metadata. RabbitMQ and MassTransit handle async processing (audio transcoding, thumbnails) with saga-based rollback.
  • SeaweedFS (S3-compatible) for file storage. Uploads and downloads go straight between the client and storage, never through the API.
  • ffmpeg for audio transcoding, ImageSharp for thumbnails.
  • A YARP reverse proxy that streams the audio and checks a signed, short-lived ticket on every request.
  • Zitadel for login (OIDC/OAuth2).

Web client: SvelteKit 2 on Svelte 5 (runes), TypeScript, Tailwind 4. The session lives on the server, so the backend access token never reaches the browser.

Infrastructure: Musify's own apps run from Docker Compose (dev and production overlays). Postgres, RabbitMQ, SeaweedFS, Zitadel and Jaeger are shared infrastructure that lives in a separate Infrastructure git repository, used by Musify and by other projects that need the same OIDC provider and object storage.

Project layout

backend/      .NET solution: Api, Worker, StreamingGateway, and the shared Domain/Application/Infrastructure
web-player/   the SvelteKit web client
deploy/       Docker Compose stacks for dev and production
docs/         architecture notes, one file per area

Postgres, Zitadel, SeaweedFS, RabbitMQ and Jaeger are not part of this layout. They live in the separate Infrastructure repository instead.

Digging deeper

docs/ covers how each piece works and why: architecture, authentication, storage, streaming, media processing, and the local dev setup. deploy/README.md has the full instructions for running the stack, in development or on a production server.

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