Environment Variables

This reference lists configuration settings used across frontend and backend environments.

1. Backend Settings (`backend/.env`)

Variable Name	Purpose	Example Value	Default Value	Required
`PORT`	API server listen port	`8000`	`8000`	No
`ENVIRONMENT`	Operational environment mode	`development`	`development`	No
`SECRET_KEY`	Symmetric key signing JWT profiles	`change-me-123`	None	Yes
`ACCESS_TOKEN_EXPIRE_MINUTES`	Access token expiration duration	`1440`	`1440`	No
`MONGODB_URI`	Connection URI to persistent session store	`mongodb://localhost:27017/`	`mongodb://localhost:27017/`	No
`MONGODB_DB_NAME`	Active MongoDB storage collection space	`ai_dashboard`	`ai_dashboard`	No
`OPENAI_API_KEY`	Upstream OpenAI model invocation key	`sk-proj-...`	None	Yes
`GEMINI_API_KEY`	Upstream Google Gemini invocation key	`AIzaSy...`	None	Optional

Variable Name	Purpose	Example Value	Default Value	Required
`VITE_API_URL`	Base REST path pointing to API Server gateway	`http://localhost:8000`	`/`	No