Coder/deepseek-harness
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge origin/master into codex/status-bar-token-metrics

Browse Source 
Resolve the agent-loop import conflict by retaining both durable request context and runtime policy context. Refresh the combined session fixtures and regenerate documentation catalogs. Mark PDF artifacts as binary so staged whitespace checks do not parse PDF bytes as text.
This commit is contained in:
Hypatia May
2026-07-31 16:53:03 +08:00
parent fb7f8cc245 c263dcdd42
commit a23a6bdd15
249 changed files with 72476 additions and 2957 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
examples/acp-agent/tests/snapshots/session-query-spill/input.json
View File

@@ -2,6 +2,6 @@
"steps": [
{ "op": "initialize" },
{ "op": "newSession" },
{ "op": "prompt", "text": "Read request event 4 with session_event_read, verify the complete spill was retained, then reply DONE." }
{ "op": "prompt", "text": "Read request event 5 with session_event_read, verify the complete spill was retained, then reply DONE." }
]
}

32
examples/acp-agent/tests/snapshots/session-query-spill/replay.override.json Normal file
View File

@@ -0,0 +1,32 @@
[
{
"kind": "chunks",
"chunks": [
{ "type": "block-start", "index": 0, "blockType": "tool-call" },
{ "type": "tool-call-delta", "index": 0, "id": "call_session_query_spill", "name": "session_event_read", "argumentsDelta": "{\"seq\":5}" },
{ "type": "block-end", "index": 0, "block": { "type": "tool-call", "id": "call_session_query_spill", "name": "session_event_read", "arguments": "{\"seq\":5}" } },
{ "type": "usage", "usage": { "inputTokens": 10, "outputTokens": 5 } },
{ "type": "finish", "reason": { "kind": "tool-calls" } }
]
},
{
"kind": "chunks",
"chunks": [
{ "type": "block-start", "index": 0, "blockType": "tool-call" },
{ "type": "tool-call-delta", "index": 0, "id": "call_verify_session_query_spill", "name": "bash", "argumentsDelta": "{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}" },
{ "type": "block-end", "index": 0, "block": { "type": "tool-call", "id": "call_verify_session_query_spill", "name": "bash", "arguments": "{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}" } },
{ "type": "usage", "usage": { "inputTokens": 10, "outputTokens": 5 } },
{ "type": "finish", "reason": { "kind": "tool-calls" } }
]
},
{
"kind": "chunks",
"chunks": [
{ "type": "block-start", "index": 0, "blockType": "text" },
{ "type": "text-delta", "index": 0, "text": "DONE" },
{ "type": "block-end", "index": 0, "block": { "type": "text", "text": "DONE" } },
{ "type": "usage", "usage": { "inputTokens": 10, "outputTokens": 2 } },
{ "type": "finish", "reason": { "kind": "stop" } }
]
}
]

67
examples/acp-agent/tests/snapshots/session-query-spill/session.jsonl
View File

@@ -1,35 +1,36 @@
{"type":"session","version":0,"id":"{{sessionId}}","createdAt":0,"cwd":"{{cwd}}","delegationDepth":0}
{"type":"turn/start","seq":0,"time":0,"data":{"turn":1,"trigger":{"kind":"message","source":{"kind":"user"}}}}
{"type":"user/message","seq":1,"time":0,"data":{"content":[{"type":"text","text":"Read request event 4 with session_event_read, verify the complete spill was retained, then reply DONE."}],"source":{"kind":"user"},"role":"user","id":"a8e24391-6802-4c5c-a438-6e6ba6be3fcd"},"surfaceOp":"append"}
{"type":"session/title","seq":2,"time":0,"data":{"title":"Read request event 4 with","messageSeqs":[1],"source":{"kind":"fallback"}}}
{"type":"step/start","seq":3,"time":0,"data":{"turn":1,"step":1}}
{"type":"request/header","seq":4,"time":0,"data":{"header":{"config":{"provider":"deepseek-official","model":"deepseek-v4-flash"},"system":"{{system}}","tools":"{{tools}}"},"reason":"initial"}}
{"type":"request/context","seq":5,"time":1785460607799,"data":{"provider":"deepseek-official","model":"deepseek-v4-flash"}}
{"type":"assistant/chunk","seq":6,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"block-start","index":0,"blockType":"tool-call"}}}
{"type":"assistant/chunk","seq":7,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"tool-call-delta","index":0,"id":"call_session_query_spill","name":"session_event_read","argumentsDelta":"{\"seq\":4}"}}}
{"type":"assistant/chunk","seq":8,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"block-end","index":0,"block":{"type":"tool-call","id":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":4}"}}}}
{"type":"assistant/chunk","seq":9,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":5}}}}
{"type":"assistant/chunk","seq":10,"time":1785460607808,"data":{"turn":1,"step":1,"chunk":{"type":"finish","reason":{"kind":"tool-calls"}}}}
{"type":"assistant/message","seq":11,"time":1785460607808,"data":{"turn":1,"step":1,"message":{"role":"assistant","content":[{"type":"tool-call","id":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":4}"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"04cc1a59-343f-4a6a-8ff4-262fed109558"},"usage":{"inputTokens":10,"outputTokens":5}},"sourceEventSeqs":[6,7,8,9,10],"surfaceOp":"append"}
{"type":"tool/call","seq":12,"time":1785460607808,"data":{"turn":1,"step":1,"callId":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":4}"}}
{"type":"tool/result","seq":13,"time":1785460607817,"data":{"turn":1,"step":1,"message":{"source":{"kind":"tool","callId":"call_session_query_spill"},"content":[{"type":"tool-result","toolCallId":"call_session_query_spill","content":[{"type":"text","text":"Session {{sessionId}} — Read request event 4 with\nTarget event seq 4:\n```json\n{\n \"type\": \"request/header\",\n \"seq\": 4,\n \"time\": 1785460607799,\n \"data\": {\n \"header\": {\n \"config\": {\n \"provider\": \"deepseek-official\",\n \"model\": \"deepseek-v4-flash\"\n rmissions: one sentence for the user explaining why this exact file operation needs the wider access.\"\n }\n },\n \"required\": [\n \"file_path\",\n \"content\"\n ]\n }\n }\n ]\n },\n \"reason\": \"initial\"\n }\n}\n```\n\n(Omitted 36016 bytes. Full formatted result stored at: /tmp/dsh-acp-snap-035d1d054/session-0a508d3a5c8b/adedf3ca051a-session_event_read.txt. Use read with offset/limit, or grep this path to search within it.)"}],"isError":false}],"role":"user","id":"1f1e318d-a5bc-4f6c-b6df-e23530fd77e2"}},"sourceEventSeqs":[12],"surfaceOp":"append"}
{"type":"step/end","seq":14,"time":1785460607818,"data":{"turn":1,"step":1}}
{"type":"step/start","seq":15,"time":1785460607825,"data":{"turn":1,"step":2}}
{"type":"assistant/chunk","seq":16,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"block-start","index":0,"blockType":"tool-call"}}}
{"type":"assistant/chunk","seq":17,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"tool-call-delta","index":0,"id":"call_verify_session_query_spill","name":"bash","argumentsDelta":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}}
{"type":"assistant/chunk","seq":18,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"block-end","index":0,"block":{"type":"tool-call","id":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}}}
{"type":"assistant/chunk","seq":19,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":5}}}}
{"type":"assistant/chunk","seq":20,"time":1785460607830,"data":{"turn":1,"step":2,"chunk":{"type":"finish","reason":{"kind":"tool-calls"}}}}
{"type":"assistant/message","seq":21,"time":1785460607830,"data":{"turn":1,"step":2,"message":{"role":"assistant","content":[{"type":"tool-call","id":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"0347922d-588d-4c6f-ae22-2510ebd4b1ad"},"usage":{"inputTokens":10,"outputTokens":5}},"sourceEventSeqs":[16,17,18,19,20],"surfaceOp":"append"}
{"type":"tool/call","seq":22,"time":1785460607831,"data":{"turn":1,"step":2,"callId":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}
{"type":"tool/result","seq":23,"time":1785460607854,"data":{"turn":1,"step":2,"message":{"source":{"kind":"tool","callId":"call_verify_session_query_spill"},"content":[{"type":"tool-result","toolCallId":"call_verify_session_query_spill","content":[{"type":"text","text":"SPILL_CANONICAL_OK\n"}],"isError":false}],"role":"user","id":"237bb2d6-9ecd-40be-bdd0-f3e93dd9c835"}},"sourceEventSeqs":[22],"surfaceOp":"append"}
{"type":"step/end","seq":24,"time":1785460607854,"data":{"turn":1,"step":2}}
{"type":"step/start","seq":25,"time":1785460607860,"data":{"turn":1,"step":3}}
{"type":"assistant/chunk","seq":26,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"block-start","index":0,"blockType":"text"}}}
{"type":"assistant/chunk","seq":27,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"text-delta","index":0,"text":"DONE"}}}
{"type":"assistant/chunk","seq":28,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"block-end","index":0,"block":{"type":"text","text":"DONE"}}}}
{"type":"assistant/chunk","seq":29,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":2}}}}
{"type":"assistant/chunk","seq":30,"time":1785460607865,"data":{"turn":1,"step":3,"chunk":{"type":"finish","reason":{"kind":"stop"}}}}
{"type":"assistant/message","seq":31,"time":1785460607865,"data":{"turn":1,"step":3,"message":{"role":"assistant","content":[{"type":"text","text":"DONE"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"09ae8168-42cb-48c8-aa6e-e514359870f8"},"usage":{"inputTokens":10,"outputTokens":2}},"sourceEventSeqs":[26,27,28,29,30],"surfaceOp":"append"}
{"type":"step/end","seq":32,"time":1785460607866,"data":{"turn":1,"step":3}}
{"type":"turn/end","seq":33,"time":1785460607866,"data":{"turn":1,"reason":{"kind":"completed"}}}
{"type":"user/message","seq":1,"time":0,"data":{"content":[{"type":"text","text":"Read request event 5 with session_event_read, verify the complete spill was retained, then reply DONE."}],"source":{"kind":"user"},"role":"user","id":"7129c99d-22c8-4643-b958-dc493099dbc6"},"surfaceOp":"append"}
{"type":"session/title","seq":2,"time":0,"data":{"title":"Read request event 5 with","messageSeqs":[1],"source":{"kind":"fallback"}}}
{"type":"user/message","seq":3,"time":1785464635081,"data":{"content":[{"type":"text","text":"Current runtime context. This snapshot supersedes earlier runtime-context snapshots.\n\nCurrent DSH file policy: danger-full-access. The DSH file sandbox does not restrict file modifications by available operations.\n\nApproval prompts are disabled in this session: actions that require approval are rejected automatically — do not request sandbox escalation (do not set `sandbox_permissions`)."}],"source":{"kind":"plugin","plugin":"@deepseek-ai/dsh-system-prompt"},"role":"user","id":"195c46d7-2148-422e-bc06-416a33d13cad"},"surfaceOp":"append"}
{"type":"step/start","seq":4,"time":1785464635081,"data":{"turn":1,"step":1}}
{"type":"request/header","seq":5,"time":1785464635082,"data":{"header":{"config":{"provider":"deepseek-official","model":"deepseek-v4-flash"},"system":"{{system}}","tools":"{{tools}}"},"reason":"initial"}}
{"type":"request/context","seq":6,"time":1785487583775,"data":{"provider":"deepseek-official","model":"deepseek-v4-flash"}}
{"type":"assistant/chunk","seq":7,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"block-start","index":0,"blockType":"tool-call"}}}
{"type":"assistant/chunk","seq":8,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"tool-call-delta","index":0,"id":"call_session_query_spill","name":"session_event_read","argumentsDelta":"{\"seq\":5}"}}}
{"type":"assistant/chunk","seq":9,"time":0,"data":{"turn":1,"step":1,"chunk":{"type":"block-end","index":0,"block":{"type":"tool-call","id":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":5}"}}}}
{"type":"assistant/chunk","seq":10,"time":1785464635091,"data":{"turn":1,"step":1,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":5}}}}
{"type":"assistant/chunk","seq":11,"time":1785487583784,"data":{"turn":1,"step":1,"chunk":{"type":"finish","reason":{"kind":"tool-calls"}}}}
{"type":"assistant/message","seq":12,"time":1785487583784,"data":{"turn":1,"step":1,"message":{"role":"assistant","content":[{"type":"tool-call","id":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":5}"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"93e52142-e666-42f0-a2d8-97ac4cce08d5"},"usage":{"inputTokens":10,"outputTokens":5}},"sourceEventSeqs":[7,8,9,10,11],"surfaceOp":"append"}
{"type":"tool/call","seq":13,"time":1785487583784,"data":{"turn":1,"step":1,"callId":"call_session_query_spill","name":"session_event_read","arguments":"{\"seq\":5}"}}
{"type":"tool/result","seq":14,"time":1785487583793,"data":{"turn":1,"step":1,"message":{"source":{"kind":"tool","callId":"call_session_query_spill"},"content":[{"type":"tool-result","toolCallId":"call_session_query_spill","content":[{"type":"text","text":"Session {{sessionId}} — Read request event 5 with\nTarget event seq 5:\n```json\n{\n \"type\": \"request/header\",\n \"seq\": 5,\n \"time\": 1785487583775,\n \"data\": {\n \"header\": {\n \"config\": {\n \"provider\": \"deepseek-official\",\n \"model\": \"deepseek-v4-flash\"\n rmissions: one sentence for the user explaining why this exact file operation needs the wider access.\"\n }\n },\n \"required\": [\n \"file_path\",\n \"content\"\n ]\n }\n }\n ]\n },\n \"reason\": \"initial\"\n }\n}\n```\n\n(Omitted 35794 bytes. Full formatted result stored at: /tmp/dsh-acp-snap-035d1d054/session-0a508d3a5c8b/adedf3ca051a-session_event_read.txt. Use read with offset/limit, or grep this path to search within it.)"}],"isError":false}],"role":"user","id":"cc4aac80-24a4-4a27-99d9-fbcafc812d63"}},"sourceEventSeqs":[13],"surfaceOp":"append"}
{"type":"step/end","seq":15,"time":1785487583794,"data":{"turn":1,"step":1}}
{"type":"step/start","seq":16,"time":1785487583801,"data":{"turn":1,"step":2}}
{"type":"assistant/chunk","seq":17,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"block-start","index":0,"blockType":"tool-call"}}}
{"type":"assistant/chunk","seq":18,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"tool-call-delta","index":0,"id":"call_verify_session_query_spill","name":"bash","argumentsDelta":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}}
{"type":"assistant/chunk","seq":19,"time":0,"data":{"turn":1,"step":2,"chunk":{"type":"block-end","index":0,"block":{"type":"tool-call","id":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}}}
{"type":"assistant/chunk","seq":20,"time":1785464635114,"data":{"turn":1,"step":2,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":5}}}}
{"type":"assistant/chunk","seq":21,"time":1785487583806,"data":{"turn":1,"step":2,"chunk":{"type":"finish","reason":{"kind":"tool-calls"}}}}
{"type":"assistant/message","seq":22,"time":1785487583806,"data":{"turn":1,"step":2,"message":{"role":"assistant","content":[{"type":"tool-call","id":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"98a8a3f7-a00d-485e-b1b7-128fdfa9f662"},"usage":{"inputTokens":10,"outputTokens":5}},"sourceEventSeqs":[17,18,19,20,21],"surfaceOp":"append"}
{"type":"tool/call","seq":23,"time":1785487583807,"data":{"turn":1,"step":2,"callId":"call_verify_session_query_spill","name":"bash","arguments":"{\"command\":\"file=$(find /tmp/dsh-acp-snap-035d1d054 -name '*-session_event_read.txt' -type f); grep -q request/header \\\"$file\\\" && grep -q session_event_search \\\"$file\\\" && echo SPILL_CANONICAL_OK\",\"description\":\"Verify complete session query spill\"}"}}
{"type":"tool/result","seq":24,"time":1785487583831,"data":{"turn":1,"step":2,"message":{"source":{"kind":"tool","callId":"call_verify_session_query_spill"},"content":[{"type":"tool-result","toolCallId":"call_verify_session_query_spill","content":[{"type":"text","text":"SPILL_CANONICAL_OK\n"}],"isError":false}],"role":"user","id":"06313924-d62f-4fa3-9e39-83c7ee37bfc4"}},"sourceEventSeqs":[23],"surfaceOp":"append"}
{"type":"step/end","seq":25,"time":1785487583831,"data":{"turn":1,"step":2}}
{"type":"step/start","seq":26,"time":1785487583838,"data":{"turn":1,"step":3}}
{"type":"assistant/chunk","seq":27,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"block-start","index":0,"blockType":"text"}}}
{"type":"assistant/chunk","seq":28,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"text-delta","index":0,"text":"DONE"}}}
{"type":"assistant/chunk","seq":29,"time":0,"data":{"turn":1,"step":3,"chunk":{"type":"block-end","index":0,"block":{"type":"text","text":"DONE"}}}}
{"type":"assistant/chunk","seq":30,"time":1785464635152,"data":{"turn":1,"step":3,"chunk":{"type":"usage","usage":{"inputTokens":10,"outputTokens":2}}}}
{"type":"assistant/chunk","seq":31,"time":1785487583843,"data":{"turn":1,"step":3,"chunk":{"type":"finish","reason":{"kind":"stop"}}}}
{"type":"assistant/message","seq":32,"time":1785487583843,"data":{"turn":1,"step":3,"message":{"role":"assistant","content":[{"type":"text","text":"DONE"}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"38628c04-99d6-40e6-ac32-b74be9a40234"},"usage":{"inputTokens":10,"outputTokens":2}},"sourceEventSeqs":[27,28,29,30,31],"surfaceOp":"append"}
{"type":"step/end","seq":33,"time":1785487583844,"data":{"turn":1,"step":3}}
{"type":"turn/end","seq":34,"time":1785487583844,"data":{"turn":1,"reason":{"kind":"completed"}}}

3
examples/acp-agent/tests/snapshots/session-query-spill/system-prompt.expected.md
View File

@@ -19,9 +19,6 @@ Use session_search to find relevant work from prior sessions, or session_event_s
Use goal tools for one long-running completion objective in the current session. create_goal may infer goal intent from a direct human request in any language; do not create a goal for routine single-turn work. Call get_goal before update_goal and copy its exact goal_id and revision. After session resume or fork, an active goal is disarmed: when a human asks to continue or resume in any wording or language, use update_goal action resume to rearm it. Mark complete only when the objective is actually achieved. Mark blocked only after the same blocking condition persists for at least 3 consecutive goal rounds, and report that concrete condition in blocked_reason; difficulty, uncertainty, or useful remaining work is not blocked.
Approval prompts are disabled in this session: actions that require approval are rejected automatically — do not request sandbox escalation (do not set `sandbox_permissions`).
<!-- dsh-user-approval-policy:never -->
Use the workflow tool ONLY when the user explicitly asks for a workflow or for large multi-agent orchestration: you write a JavaScript script (the tool description documents the exact format) that fans work out across many subagents with phases and structured results. For one or two delegations, prefer plain subagent calls.
Use the ralph tool ONLY when the direct human explicitly asks for a Ralph loop or fresh-agent iterative execution. Each Ralph round starts a fresh child with no conversation seed and uses the shared workspace as durable memory. Completion and blockers are worker reports, not independent evaluation. Use same-session goal tools for ordinary long-running objectives, and plain subagents or workflows for bounded delegation and fan-out.