From a67434208dbb11d4a2b81c0a9349eac5c39bc3de Mon Sep 17 00:00:00 2001
From: Mimoja <git@mimoja.de>
Date: Wed, 26 Jun 2024 05:12:26 +0200
Subject: [PATCH] feat(ci): build wheels for aarch64

As github runners can be used with qemu we simply emulate the aarch64
cpu needed to build for it. This allows faster installations on tradionally
weaker embedded hardware.

Signed-off-by: Mimoja <git@mimoja.de>
---
 .github/workflows/ci.yml | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3b90a942..ac8356ef 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -104,11 +104,14 @@ jobs:
   build_wheels:
     needs: [release]
 
-    name: Build wheels on ${{ matrix.os }}
+    name: Build wheels on ${{ matrix.os }} with arch ${{ matrix.arch }}
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         os: [ubuntu-20.04]
+        arch:
+          - "x86_64"
+          - "aarch64"
 
     steps:
       - uses: actions/checkout@v3
@@ -116,6 +119,12 @@ jobs:
           fetch-depth: 0
           ref: "main"
 
+      - name: Set up QEMU
+        if: matrix.arch == 'aarch64'
+        uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0
+        with:
+          platforms: arm64
+
       # Used to host cibuildwheel
       - name: Set up Python
         uses: actions/setup-python@v4
@@ -145,6 +154,7 @@ jobs:
           CIBW_BEFORE_ALL_LINUX: apt-get install -y gcc || yum install -y gcc || apk add gcc
           CIBW_BUILD_VERBOSITY: 3
           REQUIRE_CYTHON: 1
+          CIBW_ARCHS: ${{ matrix.arch }}
 
       - uses: actions/upload-artifact@v3
         with: