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asymmetric wants to merge 6 commits into from
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ci: qemu-less cross-comp #1

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84644fe
ci: multi-arch without qemu
asymmetric Dec 4, 2025
0045e86
ci: use idiomatic Docker arch variables
asymmetric Dec 4, 2025
14fd052
ci: avoid repetition
asymmetric Dec 4, 2025
257e937
ci: simplify
asymmetric Dec 4, 2025
05766f7
wip
asymmetric Dec 4, 2025
72f2d13
ci: use github runners
asymmetric Dec 4, 2025
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8 changes: 4 additions & 4 deletions .github/workflows/docker.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -17,11 +17,13 @@ concurrency:

jobs:
docker:
runs-on: cluster-runner
runs-on: ubuntu-latest
permissions:
contents: read

steps:
- uses: actions/checkout@v6

- name: Set up Docker Buildx
uses: docker/setup-buildx-action@v3

Expand Down Expand Up @@ -59,9 +61,7 @@ jobs:
uses: docker/build-push-action@v6
with:
push: true
platforms: |
linux/amd64
linux/arm64/v8
platforms: linux/amd64,linux/arm64
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
cache-from: type=gha
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10 changes: 7 additions & 3 deletions Dockerfile
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@@ -1,16 +1,20 @@
# syntax=docker/dockerfile:1

FROM golang:1.24.3-alpine AS builder
FROM --platform=$BUILDPLATFORM golang:1.24.3-alpine AS builder

ARG TARGETOS
ARG TARGETARCH

WORKDIR /build

ADD . /build/

RUN mkdir /out

RUN --mount=type=cache,target=/root/.cache/go-build --mount=type=cache,target=/go/pkg/mod/ go build -o /out/service ./cmd
RUN --mount=type=cache,target=/root/.cache/go-build --mount=type=cache,target=/go/pkg/mod/ \
GOOS=${TARGETOS} GOARCH=${TARGETARCH} CGO_ENABLED=0 go build -o /out/service ./cmd

FROM alpine
FROM --platform=$TARGETPLATFORM alpine

RUN apk add --no-cache ca-certificates

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