docs(work): close walking-skeleton story 04 (runner clone/install)

docs/work/_system/_state.json

@@ -1,5 +1,5 @@
 {
-  "updated_at": "2026-07-12T20:37:41.771Z",
+  "updated_at": "2026-07-12T20:55:19.905Z",
   "epics": {
     "platform-retrofit": {
       "status": "done",
@@ -139,10 +139,10 @@
           "blocks": []
         },
         "04-runner-app-protocol-clone-install": {
-          "status": "todo",
+          "status": "done",
           "title": "runner app — protocol server, clone stage, install stage",
           "ac_total": 3,
-          "ac_completed": 0,
+          "ac_completed": 3,
           "depends_on": [
             "01-vite-kitchen-fixture",
             "02-core-runner-protocol"
@@ -238,8 +238,13 @@
   "ready": [
     {
       "epic": "walking-skeleton",
-      "story": "04-runner-app-protocol-clone-install",
-      "title": "runner app — protocol server, clone stage, install stage"
+      "story": "05-runner-scan-and-preview-adapter",
+      "title": "runner scan stage + embedded-Vite preview adapter + canvas agent v0"
+    },
+    {
+      "epic": "walking-skeleton",
+      "story": "06-runner-provisioner-port",
+      "title": "IRunnerProvisioner port + local-process and single-host Docker implementations"
     },
     {
       "epic": "walking-skeleton",
@@ -253,22 +258,6 @@
     }
   ],
   "blocked": [
-    {
-      "epic": "walking-skeleton",
-      "story": "05-runner-scan-and-preview-adapter",
-      "title": "runner scan stage + embedded-Vite preview adapter + canvas agent v0",
-      "waiting_on": [
-        "walking-skeleton/04-runner-app-protocol-clone-install"
-      ]
-    },
-    {
-      "epic": "walking-skeleton",
-      "story": "06-runner-provisioner-port",
-      "title": "IRunnerProvisioner port + local-process and single-host Docker implementations",
-      "waiting_on": [
-        "walking-skeleton/04-runner-app-protocol-clone-install"
-      ]
-    },
     {
       "epic": "walking-skeleton",
       "story": "08-discovery-feature",