(beta) The address of an agent's environment.
The agent's ID: 1 to 63 lowercase ASCII letters, digits or hyphens, starting with a letter and ending with a letter or digit. The server creates the agent on first use.
One of local, development, staging or production, in any
case.
Return this agent as the address the query APIs take.
Read the agent named by the LANGSMITH_AGENT_* env vars.
Reads LANGSMITH_AGENT_ID and LANGSMITH_AGENT_ENVIRONMENT, and
returns None if neither is set.