Dotenv TypeScript for AI Agents: Typed Env Validation for OpenAI Keys, MCP, and Safer Deploys

Raw environment variables are strings. When you load process.env.OPENAI_API_KEY in a TypeScript project, you get a string — or you get undefined if someone forgot to set it. Your agent boots, runs for thirty seconds, then crashes when it tries to call the OpenAI API with a missing key. No warning…