Nano Banana Poster Generator

Generate images using Google's Gemini model with optional reference assets.

Quick Start

cd ~/.claude/skills/nano-banana-image/scripts

# Basic generation (default 3:2 horizontal)
npx ts-node generate_poster.ts "A futuristic city at sunset"

# With aspect ratio (3:2 horizontal, 2:3 vertical, 16:9 wide, 9:16 tall)
npx ts-node generate_poster.ts --aspect 3:2 "A wide landscape poster"
npx ts-node generate_poster.ts -a 9:16 "A vertical story format"

# With reference assets
npx ts-node generate_poster.ts --assets "my-logo" "Create banner with logo"