Art Request: FlowFuse 2.18 release post image

### Related Issue

_No response_

### Description

**Considerations:**
This request is for a cover image for the 2.18 release post. We'll use this headline: "Smarter Monitoring, AI Integration, Improved DevOps, and a preview of exciting things to come"


**Inspirations:**
- Here is the previous release post image: https://flowfuse.com/blog/2025/05/flowfuse-release-2-17/

