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ci: Blacksmith runners for Linux + Windows builds (~5x faster) #67

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Merged
tompassarelli merged 2 commits into from
Jun 19, 2026
Merged

ci: Blacksmith runners for Linux + Windows builds (~5x faster) #67

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c8b2526
ci(linux): test Blacksmith 16vcpu runner + lift -j2 throttle
tompassarelli Jun 19, 2026
6ef6528
ci(win/mac): Blacksmith runners — 16vcpu+jN cross-compile, 6vcpu macos
tompassarelli Jun 19, 2026
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4 changes: 2 additions & 2 deletions .github/workflows/build-linux.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@ on:

jobs:
build:
runs-on: ubuntu-24.04
runs-on: blacksmith-16vcpu-ubuntu-2404
timeout-minutes: 300
env:
FF_VERSION: "152.0"
Expand Down Expand Up @@ -134,7 +134,7 @@ jobs:

- name: Build
working-directory: engine
run: ./mach build -j2
run: ./mach build -j$(nproc)

# Dark-mode contrast verification — runs the WCAG-AA harness against the
# freshly-built binary in a clean xvfb env (the agent shell can't launch the
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2 changes: 1 addition & 1 deletion .github/workflows/build-macos.yml
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Expand Up @@ -8,7 +8,7 @@ jobs:
# macos-26 (Tahoe) ships the macOS 26 SDK, which has NSGlassEffectView — the
# Jun-13 build on macos-15 failed with "use of undeclared identifier
# 'NSGlassEffectView'" because FF 151+ uses macOS 26's Liquid Glass API.
runs-on: macos-26
runs-on: blacksmith-6vcpu-macos-26
timeout-minutes: 300
env:
FF_VERSION: "152.0"
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4 changes: 2 additions & 2 deletions .github/workflows/build-windows.yml
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Expand Up @@ -14,7 +14,7 @@ on:

jobs:
build:
runs-on: ubuntu-24.04
runs-on: blacksmith-16vcpu-ubuntu-2404
timeout-minutes: 360
env:
FF_VERSION: "152.0"
Expand Down Expand Up @@ -202,7 +202,7 @@ jobs:
# Headless: fxc2 runs under wine with the NULL display driver selected in
# Setup (~/.wine), so no X server is needed — its window/OLE init is a
# no-op and the shader compile proceeds.
./mach build -j2
./mach build -j$(nproc)

- name: Package
working-directory: engine
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