feat(node,git): cap concurrent served git ops with a 503 load-shed (#62)#174

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beardthelion wants to merge 19 commits into

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fix/served-git-concurrency-cap

Commits on Jul 10, 2026

Commits on Jul 11, 2026

fix(node,git): bound the rev-list stage under drive_git_child so a hung enumeration can't pin a git permit (#174)
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Commits on Jul 12, 2026

fix(node): key the per-caller read cap on source IP, not the signed DID (#174)
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fix(node): draw the receive-pack advertisement from the write pool (#174)
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fix(node): bound the withheld-blob walk at the shared blob_paths seam (#174)
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docs(node): correct the git-service-timeout coverage note (#174)
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fix(review): close the withheld-walk watchdog reused-pgid race (#174)
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fix(review): cap the receive-pack advertisement per source so anon cannot starve the write pool (#174)
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test(node): vet the withheld-walk bound end to end; use the configured timeout (#174)
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docs(node): the withheld-walk is bounded by the service timeout, not a fixed const (#174)
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fix(node): shed the served-git pool before the DB and cap per-source before it (#174)
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