v1.5.0

1.5.0 (2026-03-20)

Features

• clear error messages for auth failures and SDK crashes (4e21e9a)
• concurrency control, auto-restart supervisor, error handling (318ca75)
• error classification, health endpoint, and startup auth check (43a80f1)
• passthrough mode for multi-model agent delegation (4836a48)
• passthrough mode for multi-model agent delegation (a74ced9), closes #21
• validate passthrough architecture concept (deed3db)