plumjam/nixos - Change OHGBIUZVLRTTTFLMBGARQN3B4JLPJZ7CHDVOEXNCBMGTUYYA2XUQC

ci: Use nix-fast-build and only a single helper for nix-ci jobs.

Created by PlumJam on January 25, 2026

OHGBIUZVLRTTTFLMBGARQN3B4JLPJZ7CHDVOEXNCBMGTUYYA2XUQC

Dependencies

In channels

main

Change contents

Insertion in modules/forgejo-action-runner.nix at line 110 [3.22970]
[3.25516]
[3.25516]
```
              pkgs.nix-fast-build
```

Replacement in ci/nix-ci.nix at line 5 [4.5755]

B:BD[4.5858] → [4.5858:5899]

B:BD[4.5899] → [5.2022:2325]

  # Helper for creating repetitive jobs.
  buildJob = name: target: runs-on: {
    inherit name runs-on;
    steps = stepsWithCheckout [
      {
        inherit name;
        run = # bash
          ''
            nix build .#${target}.config.system.build.toplevel --accept-flake-config --builders "" --no-link
          '';
      }
    ];
  };

[4.5858]

[5.2325]

  commonArgs = ''--skip-cached --no-nom --option builders "" --option accept-flake-config true'';

Replacement in ci/nix-ci.nix at line 7 [4.5755]

B:BD[5.2326] → [5.2326:2355]

∅:D[5.2355] → [4.5932:5950]

B:BD[4.5932] → [4.5932:5950]

B:BD[4.5950] → [2.908:932]

  checkJob = name: target: {
    inherit name;
    runs-on = "strong";

[5.2326]

[4.5971]

  typeHelper =
    type: target:
    (
      if type == "build" then
        ".#${target}.config.system.build.toplevel"
      else
        ".#checks.x86_64-linux.${target}"
    );
  mkJob = type: name: target: runs-on: {
    inherit name runs-on;

Replacement in ci/nix-ci.nix at line 21 [4.5755]

B:BD[4.6033] → [4.6033:6067]

B:BD[4.6067] → [5.2379:2479]

∅:D[6.322] → [4.6174:6188]

∅:D[5.2479] → [4.6174:6188]

B:BD[4.6174] → [4.6174:6188]

B:BD[4.6188] → [5.2480:2481]

        run = # bash
          ''
            nix build .#checks.x86_64-linux.${target} --accept-flake-config --builders "" --no-link
          '';

[4.6033]

[4.6188]

        run = "nix-fast-build --flake ${typeHelper type target} ${commonArgs}";

Deletion in ci/nix-ci.nix at line 25 [4.5755]
B:BD[4.6208] → [4.6208:6209]

Replacement in ci/nix-ci.nix at line 30 [4.5755]

B:BD[4.6312] → [4.6312:6405]

B:BD[4.6405] → [5.2482:2518]

∅:D[5.2518] → [4.6434:6674]

B:BD[4.6434] → [4.6434:6674]

      pull_request = {
        paths-ignore = commonPathsIgnore [ ];
      };
      push = {
        branches = [ "dendritic" ];
        paths-ignore = commonPathsIgnore [ ];
      };
      schedule = [
        # See `./update-flake-inputs.nix` for more details.
        { cron = "5 0 * * *"; } # Every day at 00:05. Keep ahead of `./update-flake-inputs.yml`.
      ];

[4.6312]

[4.6674]

      pull_request.paths-ignore = commonPathsIgnore [ ];
      push.paths-ignore = commonPathsIgnore [ ];

Replacement in ci/nix-ci.nix at line 35 [4.5755]

B:BD[4.6740] → [2.933:1109]

∅:D[2.1109] → [5.2596:2673]

B:BD[5.2596] → [5.2596:2673]

∅:D[5.2673] → [4.6884:6952]

B:BD[4.6884] → [4.6884:6952]

B:BD[4.6952] → [2.1110:1189]

∅:D[2.1189] → [5.2751:2828]

B:BD[5.2751] → [5.2751:2828]

B:BD[5.2828] → [2.1190:1346]

∅:D[2.1346] → [5.3002:3187]

B:BD[5.3002] → [5.3002:3187]

      build-blackwell = buildJob "Build: blackwell" "nixosConfigurations.blackwell" "blackwell";
      build-date = buildJob "Build: date" "nixosConfigurations.date" "strong";
      build-kiwi = buildJob "Build: kiwi" "nixosConfigurations.kiwi" "kiwi";
      # build-lime = job "Build: lime" "darwinConfigurations.lime";
      build-pear = buildJob "Build: pear" "nixosConfigurations.pear" "strong";
      build-plum = buildJob "Build: plum" "nixosConfigurations.plum" "plum";
      build-sloe = buildJob "Build: sloe" "nixosConfigurations.sloe" "sloe";
      build-yuzu = buildJob "Build: yuzu" "nixosConfigurations.yuzu" "strong";
      check-deadnix = checkJob "Check: deadnix" "deadnix";
      check-statix = checkJob "Check: statix" "statix";
      check-nix-paths = checkJob "Check: legacy imports" "nix-path";

[4.6740]

[7.227]

      build-blackwell = mkJob "build" "Build: blackwell" "nixosConfigurations.blackwell" "blackwell";
      build-date = mkJob "build" "Build: date" "nixosConfigurations.date" "strong";
      build-kiwi = mkJob "build" "Build: kiwi" "nixosConfigurations.kiwi" "kiwi";
      # build-lime    = job "build" "Build: lime" "darwinConfigurations.lime" "strong";
      build-pear = mkJob "build" "Build: pear" "nixosConfigurations.pear" "strong";
      build-plum = mkJob "build" "Build: plum" "nixosConfigurations.plum" "plum";
      build-sloe = mkJob "build" "Build: sloe" "nixosConfigurations.sloe" "sloe";
      build-yuzu = mkJob "build" "Build: yuzu" "nixosConfigurations.yuzu" "strong";

Insertion in ci/nix-ci.nix at line 44 [4.5755]

[7.228]

[4.7168]

      check-deadnix = mkJob "check" "Check: deadnix" "deadnix" "strong";
      check-statix = mkJob "check" "Check: statix" "statix" "strong";
      check-nix-paths = mkJob "check" "Check: legacy imports" "nix-path" "strong";

Replacement in .forgejo/workflows/nix-ci.yml at line 17 [8.260]

B:BD[7.495] → [7.495:631]

      run: nix build .#nixosConfigurations.blackwell.config.system.build.toplevel
        --accept-flake-config --builders "" --no-link

[7.495]

[4.9559]

      run: nix-fast-build --flake .#nixosConfigurations.blackwell.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 26 [8.260]

B:BD[4.9705] → [6.331:430]

∅:D[6.430] → [4.9802:9834]

B:BD[4.9802] → [4.9802:9834]

      run: nix build .#nixosConfigurations.date.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[4.9705]

[4.9834]

      run: nix-fast-build --flake .#nixosConfigurations.date.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 35 [8.260]

B:BD[4.9980] → [6.431:530]

∅:D[6.530] → [4.10077:10109]

B:BD[4.10077] → [4.10077:10109]

      run: nix build .#nixosConfigurations.kiwi.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[4.9980]

[4.10109]

      run: nix-fast-build --flake .#nixosConfigurations.kiwi.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 44 [8.260]

B:BD[4.10255] → [6.531:630]

∅:D[6.630] → [4.10352:10384]

B:BD[4.10352] → [4.10352:10384]

      run: nix build .#nixosConfigurations.pear.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[4.10255]

[4.10384]

      run: nix-fast-build --flake .#nixosConfigurations.pear.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 53 [8.260]

B:BD[4.10530] → [6.631:730]

∅:D[6.730] → [4.10627:10659]

B:BD[4.10627] → [4.10627:10659]

      run: nix build .#nixosConfigurations.plum.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[4.10530]

[2.1397]

      run: nix-fast-build --flake .#nixosConfigurations.plum.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 62 [8.260]

B:BD[2.1543] → [2.1543:1674]

      run: nix build .#nixosConfigurations.sloe.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[2.1543]

[4.10659]

      run: nix-fast-build --flake .#nixosConfigurations.sloe.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 71 [8.260]

B:BD[4.10805] → [6.731:830]

∅:D[6.830] → [4.10902:10934]

B:BD[4.10902] → [4.10902:10934]

      run: nix build .#nixosConfigurations.yuzu.config.system.build.toplevel --accept-flake-config
        --builders "" --no-link

[4.10805]

[5.3196]

      run: nix-fast-build --flake .#nixosConfigurations.yuzu.config.system.build.toplevel
        --skip-cached --no-nom --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 80 [8.260]

B:BD[5.3351] → [5.3351:3456]

      run: nix build .#checks.x86_64-linux.deadnix --accept-flake-config --builders
        "" --no-link

[5.3351]

[5.3456]

      run: nix-fast-build --flake .#checks.x86_64-linux.deadnix --skip-cached --no-nom
        --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 89 [8.260]

B:BD[5.3627] → [5.3627:3733]

      run: nix build .#checks.x86_64-linux.nix-path --accept-flake-config --builders
        "" --no-link

[5.3627]

[5.3733]

      run: nix-fast-build --flake .#checks.x86_64-linux.nix-path --skip-cached --no-nom
        --option builders "" --option accept-flake-config true

Replacement in .forgejo/workflows/nix-ci.yml at line 98 [8.260]

B:BD[5.3885] → [5.3885:3989]

      run: nix build .#checks.x86_64-linux.statix --accept-flake-config --builders
        "" --no-link

[5.3885]

[4.10934]

      run: nix-fast-build --flake .#checks.x86_64-linux.statix --skip-cached --no-nom
        --option builders "" --option accept-flake-config true

Deletion in .forgejo/workflows/nix-ci.yml at line 108 [8.260]
B:BD[4.11055] → [4.11055:11069]
B:BD[4.11069] → [5.3990:4006]
```
    branches:
    - dendritic
```
Deletion in .forgejo/workflows/nix-ci.yml at line 112 [8.260]
B:BD[4.11158] → [4.11158:11190]
```
  schedule:
  - cron: 5 0 * * *
```