Agent Skills: oma-image

Multi-vendor AI image generation with authentication-aware parallel dispatch. Routes to Codex (gpt-image-2 via ChatGPT OAuth), Antigravity (gemini-2.5-flash-image aka nano-banana via `agy` CLI + Gemini Code Assist), and Pollinations (flux/zimage, free with signup). Use for image generation, image creation, visual asset generation, and AI art.