feat: detect unexpectedly closed streams and offer only safe recovery - #1103

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blove merged 38 commits into

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blove/stream-interruptions-recovery-e6e202

Sep 18, 2026

Commits on Sep 17, 2026

docs: design unexpected stream closure detection and recovery

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b101ef7
docs: plan stream interruption detection and recovery

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750b427
feat(chat): AgentError carries a recovery action and detail

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91eda73
docs: match the Task 2 test to the agent spec's existing style

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e569b47
feat(chat): add an optional checkStatus action to the Agent contract

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788a109
docs: guard the Agent contract change in the type-tests target

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16244c3
docs(chat): say where a checkStatus answer surfaces, and what adapters owe

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8926be4
docs: give the Task 3 detail line a wrapping container

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8a3e6af
feat(chat): chat-error renders retry, check status, or an explanation

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0b28db6
docs: AG-UI offers a status check only for resume attempts

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b7cac19
fix(chat): call checkStatus through the agent so it keeps its receiver

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ada7094
docs: detail is required whenever recovery is check or none

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7c597ba
fix(ag-ui): a stream that closes without terminal evidence is an interruption

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1e51d49
test(ag-ui): cover the terminal-event escape hatch and prove the stop case ran

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0cc7128
docs: record the resume run-id consequence, and sharpen the Task 5 classifier

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b769390
fix(ag-ui): a declined RUN_ERROR is not a clean success, and an interrupted close is an errored stream

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e0145ce
feat(ag-ui): classify interruption recovery from what was dispatched

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aabaff1
docs(ag-ui): sharpen the interruption detail copy and the classifier's comments

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311cb98
docs: a configured reconciler means persistence.reconcile, not persistence

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2a2280a
docs: carry the revised interruption copy into the LangGraph sketch

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85fbd04
refactor(ag-ui): share the recovery detail copy and close the request-type union

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5dc589e
test(chat): guard the recovery message and detail tables against drift

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b309b23

Commits on Sep 18, 2026

feat(ag-ui): reconcile an unexpectedly closed run once, and expose checkStatus

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dc0c49c
docs: AG-UI staleness is enforced by the reconciling gate, not a comparison

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7541871
refactor(ag-ui): share the reconciliation core and name the closed-run check

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4a46e45
fix(langgraph): a chunkless close is an interruption, not a completed run

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e768bc5
fix(langgraph): a terminal event proves completion, chunklessness does not

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d2eb2d5
docs: a terminal event proves LangGraph completion, chunklessness does not

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51f1ab4
docs(langgraph): name what each completion-evidence clause covers, and guard both

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cf06140
docs: correct the evidence table's second row

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47d59dd
feat(langgraph): read the refreshed history to settle a closed stream

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4b8fa01
fix(langgraph): never offer Retry for a request the server began answering

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99dee85
fix(langgraph): publish an interruption from the settled outcome, not stale evidence

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28cfb5e
docs: interruption recovery offers retry only when nothing was dispatched

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382f0bb
docs: record that LangGraph never offers Retry, and absorb Tasks 9 and 10

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91e2429
fix(chat): keep the recovery action on the message row, like Retry

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fcfc81d
Merge remote-tracking branch 'origin/main' into blove/stream-interruptions-recovery-e6e202
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326d090
docs(langgraph): say what the retryable guard prevents in a backoff loop

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62bb14e