feat(metadata): add cover extraction for epub, mobi, cbz, and pdf

docker-compose.yml

@@ -0,0 +1,24 @@
+name: projectx-dev
+
+services:
+  postgres:
+    image: postgres:16-alpine
+    restart: unless-stopped
+    environment:
+      POSTGRES_USER: ${POSTGRES_USER:-projectx}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-projectx}
+      POSTGRES_DB: ${POSTGRES_DB:-projectx}
+    ports:
+      - "5432:5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./docker/postgres/init.sql:/docker-entrypoint-initdb.d/init.sql
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U projectx"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+
+volumes:
+  postgres_data: