Add shared postgres (wip)

shlink/docker-compose.updated.yml

@@ -0,0 +1,27 @@
+services:
+  shlink:
+    image: shlinkio/shlink:4.5
+    container_name: shlink
+    restart: always
+    ports:
+      - "8085:8080"
+    environment:
+      DEFAULT_DOMAIN: ${SHLINK_DOMAIN}
+      IS_HTTPS_ENABLED: ${SHLINK_IS_HTTPS_ENABLED}
+      GEOLITE_LICENSE_KEY: ${SHLINK_GEOIP_LICENSE_KEY}
+      INITIAL_API_KEY: ${SHLINK_API_KEY}
+      DB_DRIVER: postgres
+      DB_HOST: shared-postgres
+      DB_PORT: 5432
+      DB_NAME: ${SHLINK_POSTGRES_DB}
+      DB_USER: ${SHLINK_POSTGRES_USER}
+      DB_PASSWORD: ${SHLINK_POSTGRES_PASSWORD}
+    depends_on:
+      shared-postgres:
+        condition: service_healthy
+    networks:
+      - postgres-network
+
+networks:
+  postgres-network:
+    external: true