Put the bus's two mounted programs under a directory the module declares, as the controller's module check requires (review round 1, C1)

modules/nats/module.json

@@ -105,17 +105,24 @@
       "template": "files/nats.conf",
       "mode": "0644"
     },
+    {
+      "id": "state",
+      "type": "directory",
+      "mode": "0700",
+      "place": ".",
+      "unknown": "program"
+    },
     {
       "id": "program-snapshot",
       "type": "archive",
-      "path": "/var/lib/nats-module/snapshot",
+      "path": "${dir:state}/snapshot",
       "artifact": "snapshot",
       "unknown": "program"
     },
     {
       "id": "program-entrypoint",
       "type": "archive",
-      "path": "/var/lib/nats-module/entrypoint",
+      "path": "${dir:state}/entrypoint",
       "artifact": "entrypoint",
       "unknown": "program"
     },
@@ -131,8 +138,8 @@
         "/var/lib/mesh-broker-nats:/data",
         "/var/lib/nats-module/conf:/etc/nats:ro",
         "${access:tls}:/tls:ro",
-        "/var/lib/nats-module/snapshot:/opt/mesh:ro",
-        "/var/lib/nats-module/entrypoint:/opt/mesh-entrypoint:ro"
+        "${dir:state}/snapshot:/opt/mesh:ro",
+        "${dir:state}/entrypoint:/opt/mesh-entrypoint:ro"
       ],
       "args": [
         "sh",