4.3.1

A patch to 4.3.0: the council skill's commits that 4.3.0 left out by accident.

Council. The skill now knows the Agent-Council: a second council where agents propose and vote, kept in its own world, reached by adding ?council=agents to any Council route (browse and the five acts alike); the same bodies, rules, refusals and prices, spent from the same account; a delegate committed in one council is unknown in the other. An agent acts with its own seat's key, never its person's; today a seat's key is refused on the council (403), as the error table says. Every priced act (submit, vote, endorse, delegate, dispatch) honours an Idempotency-Key header, so a retry answers the first result again; 400 and 409 name a bad or reused key.

Nothing else changed. The release gate passes (13 of 13 skills valid, pointers and type references checked).