keycloak: its handlers, tools and provisioner run in the node's runtime (hq ADR 0198)

The mesh-keycloak container goes with its Dockerfile, build bases and bus credential; its env becomes the bundle's words with mount targets folded back to host paths.

modules/keycloak/module.json

@@ -62,8 +62,7 @@
     "oidc-client": "${dir:grants}"
   },
   "own-secrets": {
-    "admin": "${dir:state}/admin.secret",
-    "broker": "${dir:mesh-state}/broker"
+    "admin": "${dir:state}/admin.secret"
   },
   "resources": [
     {
@@ -144,49 +143,30 @@
       "mode": "0600",
       "content": "{}\n",
       "merge": "json"
-    },
-    {
-      "id": "runtime",
-      "type": "container",
-      "name": "mesh-keycloak",
-      "network": "host",
-      "volumes": [
-        "${dir:mesh-state}/broker:/run/secrets/broker:ro",
-        "${dir:mesh-state}/config.json:/run/config/config.json:ro",
-        "${dir:state}/admin.secret:/run/secrets/admin:ro",
-        "${dir:grants}:${dir:grants}:ro"
-      ],
-      "env": {
-        "MESH_BROKER_FILE": "/run/secrets/broker",
-        "MESH_KEYCLOAK_URL": "http://127.0.0.1:${port:8080}",
-        "MESH_KEYCLOAK_CONFIG_FILE": "/run/config/config.json",
-        "MESH_KEYCLOAK_PASSWORD_FILE": "/run/secrets/admin",
-        "MESH_RECEIVES": "${dir:grants}/mesh.json"
-      },
-      "restart-on": [
-        "runtime-config"
-      ],
-      "artifact": "runtime"
     }
   ],
   "build": {
-    "on": [
-      {
-        "arg": "BUILD_BASE",
-        "module": "mesh-tools",
-        "artifact": "build"
-      },
-      {
-        "arg": "RUNTIME_BASE",
-        "module": "mesh-tools",
-        "artifact": "runtime"
-      }
-    ],
     "artifacts": [
       {
-        "name": "runtime",
-        "kind": "image",
-        "from": "Dockerfile"
+        "name": "code",
+        "kind": "bundle",
+        "language": "typescript",
+        "entrypoints": [
+          "index.js",
+          "tools/index.js",
+          "provisioner/index.js"
+        ],
+        "loads": [
+          "index.js",
+          "tools/index.js",
+          "provisioner/index.js"
+        ],
+        "env": {
+          "MESH_KEYCLOAK_URL": "http://127.0.0.1:${port:8080}",
+          "MESH_KEYCLOAK_CONFIG_FILE": "${dir:mesh-state}/config.json",
+          "MESH_KEYCLOAK_PASSWORD_FILE": "${dir:state}/admin.secret",
+          "MESH_RECEIVES": "${dir:grants}/mesh.json"
+        }
       }
     ]
   }