Phase 3 SP3 — Incremental download + global dedup (refcount/GC)#17

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l17728 merged 17 commits into

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feat/phase-3-sp3-incremental-download

May 19, 2026

Commits on May 19, 2026

Phase 3 SP3 design — incremental download + global dedup (refcount/GC)

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claude
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Phase 3 SP3 implementation plan — incremental download + global dedup

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Phase 3 SP3 plan/spec — apply 2-reviewer pre-execution fixes

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feat(sp3): GC config + inherit status + upgrade_from_revision wire + StorageConfig.backend_type
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feat(sp3): StorageObject/SubtaskObjectRef models + migration
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feat(sp3): storage_objects service (upsert/ref/deref/gc + inherit idempotency)
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test(sp3): deref decrement + gc zero-refcount/grace coverage

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feat(sp3): diff_and_dedup (existing-object => inherit, unified dedup)

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feat(sp3): run diff_and_dedup before plan_task_sources; planner skips inherit

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feat(sp3): record_object on success (idempotent) + claim includes inherit

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feat(sp3): executor inherit materialization (S3 copy / hardlink) + runner dispatch + poll backend_type

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feat(sp3): DELETE /api/v1/tasks/{id} (terminal-only, tenant-scoped, deref)

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feat(sp3): leader-gated GC loop (reclaims refcount=0 storage_objects)

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test(sp3): M4 milestone-gate fixes — alembic EXPECTED_TABLES + leak teardown

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test(sp3): E2E-incremental — 1-file-changed upgrade inherits >=90%

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docs(sp3): OpenAPI DELETE/inherit_from_key + operator incremental guide

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fix(sp3): exempt inherit subtasks from the local-disk pre-flight

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Phase 3 SP3 — Incremental download + global dedup (refcount/GC)#17

Phase 3 SP3 — Incremental download + global dedup (refcount/GC)#17
l17728 merged 17 commits into
mainfrom
feat/phase-3-sp3-incremental-download

Commits on May 19, 2026

Phase 3 SP3 design — incremental download + global dedup (refcount/GC)

Phase 3 SP3 implementation plan — incremental download + global dedup

Phase 3 SP3 plan/spec — apply 2-reviewer pre-execution fixes

feat(sp3): GC config + inherit status + upgrade_from_revision wire + StorageConfig.backend_type

feat(sp3): StorageObject/SubtaskObjectRef models + migration

feat(sp3): storage_objects service (upsert/ref/deref/gc + inherit idempotency)

test(sp3): deref decrement + gc zero-refcount/grace coverage

feat(sp3): diff_and_dedup (existing-object => inherit, unified dedup)

feat(sp3): run diff_and_dedup before plan_task_sources; planner skips inherit

feat(sp3): record_object on success (idempotent) + claim includes inherit

feat(sp3): executor inherit materialization (S3 copy / hardlink) + runner dispatch + poll backend_type

feat(sp3): DELETE /api/v1/tasks/{id} (terminal-only, tenant-scoped, deref)

feat(sp3): leader-gated GC loop (reclaims refcount=0 storage_objects)

test(sp3): M4 milestone-gate fixes — alembic EXPECTED_TABLES + leak teardown

test(sp3): E2E-incremental — 1-file-changed upgrade inherits >=90%

docs(sp3): OpenAPI DELETE/inherit_from_key + operator incremental guide

fix(sp3): exempt inherit subtasks from the local-disk pre-flight