nanobanana-skill

# Nanobanana Image Generation Skill Generate or edit images using Google Gemini API through the nanobanana tool. ## Requirements 1. **GEMINI_API_KEY**: Must be configured in `~/.nanobanana.env` or `export GEMINI_API_KEY=<your-api-key>` 2. **Python3 with dependent packages installed**: google-genai, Pillow, python-dotenv. They could be installed via `python3 -m pip install -r ${CLAUDE_SKILL_DIR}/requirements.txt` if not installed yet. 3. **Executable**: `${CLAUDE_SKILL_DIR}/nanobanana.py` ## Instructions ### For image generation 1. Ask the user for: - What they want to create (the prompt) - Desired aspect ratio/size (optional, defaults to 9:16 portrait) - Output filename (optional, auto-generates UUID if not specified) - Model preference (optional, defaults to gemini-3.1-flash-image-preview) - Resolution (optional, defaults to 1K) 2. Run the nanobanana script with appropriate parameters: ```bash python3 ${CLAUDE_SKILL_DIR}/nanobanana.py --prompt "description of image" --output "filename.png" ``` 3. Show the user the saved image path when complete ### For image editing 1. Ask the user for: - Input image file(s) to edit - What changes they want (the prompt) - Output filename (optional) 2. Run with input images: ```bash python3 ${CLAUDE_SKILL_DIR}/nanobanana.py --prompt "editing instructions" --input image1.png image2.png --output "edited.png" ``` ## Available Options ### Aspect Ratios (--size) - `1024x1024` (1:1) - Square...