add Name and allow multiple URLs

cluster.proto

@@ -5,8 +5,9 @@ import "google/protobuf/timestamp.proto";
 
 message Cluster {
         string                      uuid         = 1;  // `autogenpb:unique`
-        string                      URL          = 2;  // `autogenpb:unique`
-        google.protobuf.Timestamp   ctime        = 3;  // when the cluster was created
+        string                      name         = 2;
+        repeated string             URL          = 3;
+        google.protobuf.Timestamp   ctime        = 4;  // when the cluster was created
 }
 
 message Clusters {                                     // `autogenpb:marshal`

droplet.proto

@@ -55,7 +55,6 @@ message Archive {
         google.protobuf.Timestamp   when                    = 2;  // when it was archived
 }
 
-// virtual machine state
 enum DropletState {
         ON              = 0;
         OFF             = 1;

hypervisor.proto

@@ -22,7 +22,6 @@ message Hypervisor {
         google.protobuf.Timestamp   lastPoll        = 10; // the last time we heard anything
 }
 
-// think about this more
 enum HypervisorArch {
         RISCV64   = 0;
         X86_64    = 1;