perf(ci): make the nix dependency build reusable across revisions - #1728

Merged

mvachhar merged 20 commits into

mainfrom

pr/daniel-noland/ci-nix-cache

Aug 21, 2026

Commits on Aug 20, 2026

perf(nix): wrap the outputs that will be kept out of the shared cache

daniel-noland
and
codex
committed
53b172c
ci: reserve Cachix for reusable build inputs

daniel-noland
and
codex
committed
d548732
ci: keep workspace outputs substitutable

committed
3b67b2a
fix(nix): keep `results` out of the build source

committed
6b7c3a1
perf(nix): share one dependency build per flag-set

committed
7666f92
perf(nix): remap sources to a relative prefix

daniel-noland
and
codex
committed
7424efd
ci: widen matrix parallelism for deep runs

committed
21604fb
ci: honour ci:-vlab again

committed
376472e
ci: retry container pushes

committed
5d693b0
perf(nix): keep the git version out of the dependency build

committed
21ed20a
ci: check that the dependency build stays reusable

committed
76fce62
ci: build clippy, doctests, and docs through nix

committed
528c9df
perf(nix): lint the workspace in one derivation

committed
c74f7fb
ci: give nix the whole core budget, and split it for test_each

committed
c37b3e3
ci: cut the coverage test floor and stop checking the fuzz profile twice

committed
8323c59
docs(ci): document the ci:-vlab label

committed
23eeee1
ci: check that default.nix stays formatted

daniel-noland
and
codex
committed
9e1c795
perf(nix): keep prose and dev config out of the build source

daniel-noland
and
codex
committed
23ea7cd
ci: actually run nixfmt, and check that the lint lists agree

daniel-noland
and
codex
committed
368146d
ci: keep every container image out of the shared cache

daniel-noland
and
codex
committed
96561e1

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perf(ci): make the nix dependency build reusable across revisions - #1728

perf(ci): make the nix dependency build reusable across revisions#1728
mvachhar merged 20 commits into
mainfrom
pr/daniel-noland/ci-nix-cache

Commits on Aug 20, 2026

perf(nix): wrap the outputs that will be kept out of the shared cache

ci: reserve Cachix for reusable build inputs

ci: keep workspace outputs substitutable

fix(nix): keep `results` out of the build source

perf(nix): share one dependency build per flag-set

perf(nix): remap sources to a relative prefix

ci: widen matrix parallelism for deep runs

ci: honour ci:-vlab again

ci: retry container pushes

perf(nix): keep the git version out of the dependency build

ci: check that the dependency build stays reusable

ci: build clippy, doctests, and docs through nix

perf(nix): lint the workspace in one derivation

ci: give nix the whole core budget, and split it for test_each

ci: cut the coverage test floor and stop checking the fuzz profile twice

docs(ci): document the ci:-vlab label

ci: check that default.nix stays formatted

perf(nix): keep prose and dev config out of the build source

ci: actually run nixfmt, and check that the lint lists agree

ci: keep every container image out of the shared cache