k-tv

Self-hosted linear TV channel orchestration. Turns a personal media library into broadcast-style channels.

Stack

• Backend — Rust (Axum), SQLite/PostgreSQL, Jellyfin
• Frontend — Next.js 16, React 19, TanStack Query, Tailwind v4, shadcn/ui

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Docker

Registry: registry.gabrielkaszewski.dev

Build

NEXT_PUBLIC_API_URL is baked into the frontend bundle at build time — always pass it explicitly.

# Backend
docker build -t registry.gabrielkaszewski.dev/k-tv-backend:latest ./k-tv-backend

# Frontend — NEXT_PUBLIC_API_URL required
docker build \
  --build-arg NEXT_PUBLIC_API_URL=https://tv-api.gabrielkaszewski.dev/api/v1 \
  -t registry.gabrielkaszewski.dev/k-tv-frontend:latest \
  ./k-tv-frontend

Push

docker push registry.gabrielkaszewski.dev/k-tv-backend:latest
docker push registry.gabrielkaszewski.dev/k-tv-frontend:latest

Build + push (one-liner)

docker build -t registry.gabrielkaszewski.dev/k-tv-backend:latest ./k-tv-backend && \
docker push registry.gabrielkaszewski.dev/k-tv-backend:latest && \
docker build \
  --build-arg NEXT_PUBLIC_API_URL=https://tv-api.gabrielkaszewski.dev/api/v1 \
  -t registry.gabrielkaszewski.dev/k-tv-frontend:latest \
  ./k-tv-frontend && \
docker push registry.gabrielkaszewski.dev/k-tv-frontend:latest

Deploy (on server)

docker compose -f compose.yml -f compose.traefik.yml pull
docker compose -f compose.yml -f compose.traefik.yml up -d

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Ports

Service	Port
Backend	3000
Frontend	3001

Env vars

Var	Where	Note
NEXT_PUBLIC_API_URL	frontend build arg	Baked in at build time — must point to the public backend URL
API_URL	frontend runtime env	Server-side only (Next.js API routes). Set in compose.
DATABASE_URL	backend	sqlite:///app/data/k-tv.db or postgres DSN
JWT_SECRET	backend	JWT signing key — change in production (min 32 chars)
COOKIE_SECRET	backend	OIDC state cookie encryption key — change in production (min 64 chars)