docker: 3-binary deployment (presentation, worker, playout)

compose.yml

@@ -1,19 +1,19 @@
 services:
 
-  # ── Backend (Rust / Axum) ──────────────────────────────────────────────────
-  backend:
-    build: ./k-tv-backend
+  # ── Presentation (Rust / Axum — HTTP API) ────────────────────────────────
+  presentation:
+    build:
+      context: ./k-tv-backend
+      target: presentation
+    image: registry.gabrielkaszewski.dev/k-tv-presentation:latest
     ports:
       - "${BACKEND_PORT:-3000}:3000"
     environment:
       - HOST=0.0.0.0
       - PORT=3000
       - DATABASE_URL=sqlite:///app/data/k-tv.db?mode=rwc
-      # Allow requests from the browser (the user-facing frontend URL)
       - CORS_ALLOWED_ORIGINS=${CORS_ALLOWED_ORIGINS}
-      # Auth — generate with: openssl rand -hex 32
       - JWT_SECRET=${JWT_SECRET}
-      # Cookie secret — generate with: openssl rand -base64 64
       - COOKIE_SECRET=${COOKIE_SECRET}
       - JWT_EXPIRY_HOURS=${JWT_EXPIRY_HOURS:-24}
       - SECURE_COOKIE=${SECURE_COOKIE:-false}
@@ -21,7 +21,6 @@ services:
       - ALLOW_REGISTRATION=${ALLOW_REGISTRATION:-true}
       - DB_MAX_CONNECTIONS=${DB_MAX_CONNECTIONS:-5}
       - DB_MIN_CONNECTIONS=${DB_MIN_CONNECTIONS:-1}
-      # Jellyfin — all three required for schedule generation
       - JELLYFIN_BASE_URL=${JELLYFIN_BASE_URL}
       - JELLYFIN_API_KEY=${JELLYFIN_API_KEY}
       - JELLYFIN_USER_ID=${JELLYFIN_USER_ID}
@@ -34,40 +33,60 @@ services:
       timeout: 5s
       retries: 3
 
+  # ── Worker (background jobs) ─────────────────────────────────────────────
+  worker:
+    build:
+      context: ./k-tv-backend
+      target: worker
+    image: registry.gabrielkaszewski.dev/k-tv-worker:latest
+    environment:
+      - DATABASE_URL=sqlite:///app/data/k-tv.db?mode=rwc
+      - JELLYFIN_BASE_URL=${JELLYFIN_BASE_URL}
+      - JELLYFIN_API_KEY=${JELLYFIN_API_KEY}
+      - JELLYFIN_USER_ID=${JELLYFIN_USER_ID}
+    volumes:
+      - backend_data:/app/data
+    depends_on:
+      presentation:
+        condition: service_healthy
+    restart: unless-stopped
+
+  # ── Playout (HLS streaming) ──────────────────────────────────────────────
+  playout:
+    build:
+      context: ./k-tv-backend
+      target: playout
+    image: registry.gabrielkaszewski.dev/k-tv-playout:latest
+    ports:
+      - "${PLAYOUT_PORT:-9090}:9090"
+    environment:
+      - DATABASE_URL=sqlite:///app/data/k-tv.db?mode=rwc
+      - PLAYOUT_LISTEN_ADDR=0.0.0.0:9090
+      - PLAYOUT_STORAGE_PATH=/tmp/k-tv-playout
+      - PLAYOUT_SEGMENT_DURATION=${PLAYOUT_SEGMENT_DURATION:-6}
+    volumes:
+      - backend_data:/app/data
+    depends_on:
+      presentation:
+        condition: service_healthy
+    restart: unless-stopped
+
   # ── Frontend (Next.js) ────────────────────────────────────────────────────
   frontend:
     build:
       context: ./k-tv-frontend
       args:
-        # Browser-visible backend URL — baked into the client bundle at build time.
-        # Rebuild the image after changing this.
         NEXT_PUBLIC_API_URL: ${NEXT_PUBLIC_API_URL:-http://localhost:4000/api/v1}
+        NEXT_PUBLIC_PLAYOUT_URL: ${NEXT_PUBLIC_PLAYOUT_URL:-http://localhost:9090}
+    image: registry.gabrielkaszewski.dev/k-tv-frontend:latest
     ports:
       - "${FRONTEND_PORT:-3001}:3001"
     environment:
-      # Server-side API URL — uses Docker's internal network, never exposed.
-      # Next.js API routes (e.g. /api/stream/[channelId]) use this.
-      API_URL: http://backend:3000/api/v1
+      API_URL: http://presentation:3000/api/v1
     depends_on:
-      backend:
+      presentation:
         condition: service_healthy
     restart: unless-stopped
 
 volumes:
   backend_data:
-
-  # ── Optional: PostgreSQL ───────────────────────────────────────────────────
-  # Uncomment the db service and set DATABASE_URL in backend's environment:
-  # DATABASE_URL: postgres://ktv:${POSTGRES_PASSWORD}@db:5432/ktv
-  #
-  # db:
-  #   image: postgres:16-alpine
-  #   environment:
-  #     POSTGRES_USER: ktv
-  #     POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
-  #     POSTGRES_DB: ktv
-  #   volumes:
-  #     - db_data:/var/lib/postgresql/data
-  #   restart: unless-stopped
-  #
-  # db_data: