From 03a11f7a78c6a291a370cfe6c2839ef539fc0876 Mon Sep 17 00:00:00 2001
From: Fabro <noreply@fabro.sh>
Date: Thu, 19 Mar 2026 10:36:18 -0400
Subject: [PATCH] checkpoint
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

⚒️ Generated with [Fabro](https://fabro.sh)
---
 checkpoint.json               | 42 ++++++++++++++++++++++++++++-------
 nodes/work/prompt.md          | 10 +++++++++
 nodes/work/provider_used.json |  5 +++++
 nodes/work/response.md        |  7 ++++++
 nodes/work/status.json        |  6 +++++
 5 files changed, 62 insertions(+), 8 deletions(-)
 create mode 100644 nodes/work/prompt.md
 create mode 100644 nodes/work/provider_used.json
 create mode 100644 nodes/work/response.md
 create mode 100644 nodes/work/status.json

diff --git a/checkpoint.json b/checkpoint.json
index fcc1353e0..d2f5b69ac 100644
--- a/checkpoint.json
+++ b/checkpoint.json
@@ -1,31 +1,38 @@
 {
-  "timestamp": "2026-03-19T14:36:05.757476Z",
-  "current_node": "setup",
+  "timestamp": "2026-03-19T14:36:18.762541Z",
+  "current_node": "work",
   "completed_nodes": [
     "start",
-    "setup"
+    "setup",
+    "work"
   ],
   "node_retries": {
     "setup": 1,
+    "work": 1,
     "start": 1
   },
   "context_values": {
     "graph.goal": "Verify sandbox filesystem is shared across command and agent nodes",
     "internal.run_id": "01KM38A5VGH4270VSF7T76SHES",
-    "internal.thread_id": "start",
+    "internal.thread_id": "setup",
     "internal.retry_count.setup": 1,
     "command.stderr": "",
+    "last_response": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible ",
     "internal.node_visit_count": 1,
-    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n",
+    "current.preamble": "Goal: Verify sandbox filesystem is shared across command and agent nodes\n\n## Completed stages\n- **setup**: success\n  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`\n  - Stdout: (empty)\n  - Stderr: (empty)\n",
     "command.output": "",
     "graph.rankdir": "LR",
+    "response.work": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible and the file persists for subsequent stages, which is relevant to verifying that the sandbox filesystem is shared across command and agent nodes.",
     "failure_class": "",
     "thread.start.current_node": "setup",
     "failure_signature": "",
     "internal.fidelity": "compact",
     "internal.retry_count.start": 1,
-    "current_node": "setup",
-    "outcome": "success"
+    "current_node": "work",
+    "thread.setup.current_node": "work",
+    "internal.retry_count.work": 1,
+    "outcome": "success",
+    "last_stage": "work"
   },
   "logs": [],
   "node_outcomes": {
@@ -33,6 +40,24 @@
       "status": "success",
       "duration_ms": 0
     },
+    "work": {
+      "status": "success",
+      "context_updates": {
+        "response.work": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible and the file persists for subsequent stages, which is relevant to verifying that the sandbox filesystem is shared across command and agent nodes.",
+        "last_response": "The file `/tmp/scenario_flag.txt` contains:\n\n```\nSCENARIO_FLAG_42\n```\n\nThis confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible ",
+        "last_stage": "work"
+      },
+      "notes": "Stage completed: work",
+      "usage": {
+        "model": "claude-haiku-4-5",
+        "input_tokens": 494,
+        "output_tokens": 138,
+        "cache_read_tokens": 4686,
+        "cache_write_tokens": 5091,
+        "cost": 0.0009472
+      },
+      "duration_ms": 7884
+    },
     "setup": {
       "status": "success",
       "context_updates": {
@@ -43,8 +68,9 @@
       "duration_ms": 291
     }
   },
-  "next_node_id": "work",
+  "next_node_id": "verify",
   "node_visits": {
+    "work": 1,
     "start": 1,
     "setup": 1
   }
diff --git a/nodes/work/prompt.md b/nodes/work/prompt.md
new file mode 100644
index 000000000..59af50d8f
--- /dev/null
+++ b/nodes/work/prompt.md
@@ -0,0 +1,10 @@
+Goal: Verify sandbox filesystem is shared across command and agent nodes
+
+## Completed stages
+- **setup**: success
+  - Script: `echo SCENARIO_FLAG_42 > /tmp/scenario_flag.txt`
+  - Stdout: (empty)
+  - Stderr: (empty)
+
+
+Read the file /tmp/scenario_flag.txt and tell me what it contains.
\ No newline at end of file
diff --git a/nodes/work/provider_used.json b/nodes/work/provider_used.json
new file mode 100644
index 000000000..17e74f4d1
--- /dev/null
+++ b/nodes/work/provider_used.json
@@ -0,0 +1,5 @@
+{
+  "mode": "agent",
+  "provider": "anthropic",
+  "model": "claude-haiku-4-5"
+}
\ No newline at end of file
diff --git a/nodes/work/response.md b/nodes/work/response.md
new file mode 100644
index 000000000..8cb63a610
--- /dev/null
+++ b/nodes/work/response.md
@@ -0,0 +1,7 @@
+The file `/tmp/scenario_flag.txt` contains:
+
+```
+SCENARIO_FLAG_42
+```
+
+This confirms that the setup stage successfully created the file with the expected content. The sandbox filesystem is accessible and the file persists for subsequent stages, which is relevant to verifying that the sandbox filesystem is shared across command and agent nodes.
\ No newline at end of file
diff --git a/nodes/work/status.json b/nodes/work/status.json
new file mode 100644
index 000000000..37fef96f7
--- /dev/null
+++ b/nodes/work/status.json
@@ -0,0 +1,6 @@
+{
+  "status": "success",
+  "notes": "Stage completed: work",
+  "failure_reason": null,
+  "timestamp": "2026-03-19T14:36:18.761897+00:00"
+}
\ No newline at end of file