Configuration loading and policy mapping for AgentZero.
Loads agentzero.toml with dotenv overlay, validates all fields, and
maps the config model into security policies (ToolSecurityPolicy,
AuditPolicy) consumed by the runtime.
Configuration loading and policy mapping for AgentZero.
Loads agentzero.toml with dotenv overlay, validates all fields, and
maps the config model into security policies (ToolSecurityPolicy,
AuditPolicy) consumed by the runtime.