Let module issue mint and deliver a bus process's account (issue 1181)

internal/inventory/busrecords.go

@@ -192,7 +192,7 @@ func declaredFor(m catalogue.Manifest, seats map[string]catalogue.SeatDeclaratio
 		Queues: queueOwnersOf(m),
 		// And every process of its own that declares bus, each granted a bus account of its own (novox/hq
 		// ADR 0436 §1, §2).
-		Processes: processesOf(m),
+		Processes: ProcessesOf(m),
 		// And the tools its health asks (novox/hq ADR 0240): the machine's node-engine is granted them.
 		Checks: catalogue.HealthChecks(m),
 		// And whether it runs as an account of its own (novox/hq ADR 0259 §8).
@@ -465,11 +465,11 @@ func queueOwnersOf(m catalogue.Manifest) []broker.QueueOwner {
 	return out
 }
 
-// processesOf is every process of a module that declares bus, as the broker composes its own account from
+// ProcessesOf is every process of a module that declares bus, as the broker composes its own account from
 // (novox/hq ADR 0436 §1, §2): its own emits, its own work-queue consumers (queueOwnersOf, filtered to each
 // process's own), its own state, whether it reads its module's own asks, and the tools and seat verbs it
 // calls.
-func processesOf(m catalogue.Manifest) []broker.ProcessPrincipal {
+func ProcessesOf(m catalogue.Manifest) []broker.ProcessPrincipal {
 	buses := m.ProcessBuses()
 	if len(buses) == 0 {
 		return nil

internal/inventory/bususers.go

@@ -68,6 +68,9 @@ const (
 	// BusProvisioner is a machine's provisioner client (novox/hq ADR 0349 clause 11, design 57 P3): an account of
 	// its own, named for the machine.
 	BusProvisioner = "provisioner"
+	// BusProcess is one process of a module that declares bus (novox/hq ADR 0436 §1, §2): an account of its
+	// own, named for the machine, the module and the process.
+	BusProcess = "process"
 )
 
 // MintBusPassword makes a bus password and records its hash under a username, replacing whatever was