Nano Banana - Gemini Image Generation

Generate custom images using Google's Gemini models for integration into frontend designs.

Prerequisites

This skill requires a GEMINI_API_KEY. You MUST ensure it is available before any task that needs it.

First, check if the key is already set in the environment:

echo "${GEMINI_API_KEY:+SET (length: ${#GEMINI_API_KEY})}" || echo "NOT SET"

If already SET, use it as-is — an existing key takes precedence. Do NOT overwrite it from .env.

If NOT SET, attempt to load it from the project .env file. Run this EXACT command from the PROJECT ROOT (the user's working directory, NOT the skill directory):