# API key clients must send in the x-api-key header API_KEY=your_secret_api_key_here # Gemini 2.5 Flash API key (free tier: https://aistudio.google.com/apikey) GEMINI_API_KEY=your_gemini_api_key_here # Optional: override Tesseract binary path (leave blank to use system PATH) # Windows example: TESSERACT_PATH=C:\Program Files\Tesseract-OCR\tesseract.exe # Linux example: TESSERACT_PATH=/usr/bin/tesseract TESSERACT_PATH=