feat(ui): wire SvelteKit into docker-compose with ui service and env vars

docker-compose.yml

@@ -130,6 +130,32 @@ services:
       timeout: 5s
       retries: 3
 
+  # ─── SvelteKit UI ────────────────────────────────────────────────────────────
+  ui:
+    build:
+      context: ./ui
+      dockerfile: Dockerfile
+    container_name: libnovel-ui
+    restart: unless-stopped
+    depends_on:
+      scraper:
+        condition: service_healthy
+      pocketbase:
+        condition: service_healthy
+    environment:
+      SCRAPER_API_URL: "http://scraper:8080"
+      POCKETBASE_URL: "http://pocketbase:8090"
+      POCKETBASE_ADMIN_EMAIL: "${POCKETBASE_ADMIN_EMAIL:-admin@libnovel.local}"
+      POCKETBASE_ADMIN_PASSWORD: "${POCKETBASE_ADMIN_PASSWORD:-changeme123}"
+      PUBLIC_MINIO_PUBLIC_URL: "${PUBLIC_MINIO_PUBLIC_URL:-http://localhost:9000}"
+    ports:
+      - "${UI_PORT:-3000}:3000"
+    healthcheck:
+      test: ["CMD", "wget", "-qO-", "http://localhost:3000/"]
+      interval: 15s
+      timeout: 5s
+      retries: 3
+
 volumes:
   static_books:
   minio_data: