Requirements: Node 20 or newer.
.env file# from the project folder
npm install
# create .env (copy from the example)
# Windows PowerShell
copy .env.example .env
# macOS / Linux
cp .env.example .env
# then edit .env and set:
OPENAI_API_KEY=your_key_here
PORT=5177
npm start
# then open:
http://localhost:5177
Note, your API key stays on your computer, this project does not include any API keys.
From one neutral portrait, the tool creates a single PNG sheet with these emotions: