Prompt: Create a visually striking cover image that captures the essence of htmx's cleanliness and efficiency. Incorporate elements that convey a sense of freshness and simplicity, perhaps using clean lines, a minimalist color palette, and subtle tech symbols. Consider blending shower-related elements with tech elements to play on the idea that htmx is so clean, it eliminates the need for excess. The image should be inviting, modern, and evoke a feeling of a streamlined and efficient web experience. Ensure that it aligns with the playful tone of the blog title 'htmx: so squeaky clean you don't need to shower.