Replace ractor_supervisor with custom SessionActor for per-actor-type supervision#3958

Merged

yujonglee merged 5 commits intomainfrom

devin/1771042788-session-actor-supervision

Feb 14, 2026

Commits on Feb 14, 2026

Replace ractor_supervisor::Supervisor with custom SessionActor for per-actor-type supervision

devin-ai-integration[bot]
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yujonglee
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Fix review: add shutting_down flag to prevent restart during shutdown, move restart counter after successful spawn

devin-ai-integration[bot]
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yujonglee
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Fix review issues: check restart limit before spawn, add backoff delay, propagate DegradedError, add Debug to SessionMsg

devin-ai-integration[bot]
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yujonglee
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Address review: retry spawn with exponential backoff, wait for recorder in meltdown, fallback stop reason

devin-ai-integration[bot]
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yujonglee
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extract custom supervisor
yujonglee
committed