Capture mesh-catalog at feat/r4g (2246ccc4) with the templates its manifests name and its predefined.json, and lay the copy out as a repository's root

The catalogue's manifests moved their content into template files and fall back to predefined keys, so a copy of
module.json alone no longer passes the catalogue's own check; the bus's Dockerfile is gone from the catalogue.

testdata/beside/mesh-catalog/modules/umami/files/server.env

@@ -0,0 +1,3 @@
+DATABASE_URL=postgresql://${bound:postgres-database:as}:${secret:postgres-database}@${bound:postgres-database:at}:${bound:postgres-database:port}/${bound:postgres-database:as}
+DATABASE_TYPE=postgresql
+APP_SECRET=${secret:app-secret}

testdata/beside/mesh-catalog/modules/umami/module.json.captured

@@ -67,19 +67,21 @@
       "id": "state",
       "type": "directory",
       "mode": "0700",
-      "place": "."
+      "place": ".",
+      "unknown": "program"
     },
     {
       "id": "grants",
       "type": "directory",
-      "mode": "0700"
+      "mode": "0700",
+      "unknown": "program"
     },
     {
       "id": "server-env",
       "type": "file",
       "path": "${dir:state}/server.env",
       "mode": "0600",
-      "content": "DATABASE_URL=postgresql://${bound:postgres-database:as}:${secret:postgres-database}@${bound:postgres-database:at}:${bound:postgres-database:port}/${bound:postgres-database:as}\nDATABASE_TYPE=postgresql\nAPP_SECRET=${secret:app-secret}\n"
+      "template": "files/server.env"
     },
     {
       "id": "net",
@@ -89,6 +91,15 @@
     {
       "id": "server",
       "type": "container",
+      "health": {
+        "kind": "http",
+        "endpoint": "web",
+        "path": "/api/share/mesh-health",
+        "status": 404,
+        "body": "\"code\":\"not-found\"",
+        "timeout": "10s",
+        "needs": "postgres-database"
+      },
       "name": "umami",
       "image": "ghcr.io/umami-software/umami@sha256:85909afc45bdcda1917394594a087421fdbb05610fded0fa9f6fb861abb2f367",
       "network": "umami",
@@ -120,6 +131,11 @@
           "MESH_UMAMI_ADMIN_PASSWORD_FILE": "${dir:state}/admin.secret",
           "MESH_PROVISION_UMAMI_URL": "http://127.0.0.1:${port:3000}"
         }
+      },
+      {
+        "name": "files",
+        "kind": "archive",
+        "from": "files"
       }
     ]
   }