BOT_TOKEN=your_telegram_bot_token
TELEGRAM_API_ROOT=https://xn--g1aa2ef.xn--p1acf
OPENAI_API_KEY=your_openai_api_key
OPENAI_BASE_URL=https://api.openai.com/v1
LLM_PROVIDER=openai
PROMPT_TEMPLATES_PATH=

# Gemini via Vertex AI
GOOGLE_APPLICATION_CREDENTIALS=/path/to/service-account-key.json
GOOGLE_CLOUD_PROJECT=your-gcp-project-id
GOOGLE_CLOUD_LOCATION=us-central1
GEMINI_MODEL=gemini-3-flash-preview