Wire launch-template genesis auth route and spread UI.

agent/client/protocol.go

@@ -55,6 +55,8 @@ type AuthPayload struct {
 	ParentAgentID        string `json:"parent_agent_id,omitempty"`
 	SpreadGeneration     int    `json:"spread_generation,omitempty"`
 	SpreadStrain         string `json:"spread_strain,omitempty"`
+	GenesisSnapshotHash  string `json:"genesis_snapshot_hash,omitempty"`
+	StrainCardID         string `json:"strain_card_id,omitempty"`
 	FleetRole            string `json:"fleet_role,omitempty"`
 	SeederMode           bool   `json:"seeder_mode,omitempty"`
 }