1. Inside your n8n workflow, click the 'Add' button to create a new step.
2. After that, head over to the right-hand panel and click the 'AI' option.
3. Browse the list and click 'Google Gemini'.
4. Under the Image Actions section, select 'Generate an Image' as the Action Event.
5. Now, it's time to configure the node. To get started, tap the 'Credentials' menu and select the Google Gemini account you wish to use.
6. As for the Resource and Operation, make sure that 'Image' and 'Generate an Image' are selected respectively.
7. Following that, click the 'Model' menu.
8. Subsequently, choose the Nano Banana model you want to use.
9. Prepare your prompt, then type it into the prompt input field.
10. If you wish to personalize the node further, you may click the 'Add Option' button and configure the corresponding settings based on your preference.
11. Finally, click 'Execute Step' to run the node and generate your image using Nano Banana.