🧪 Pre-build armv7l images for building wheels

These are relatively recent upstream and only exist for glibc 2.31.

Author: webknjaz

.github/workflows/build-manylinux-container-images.yml

@@ -38,17 +38,15 @@ jobs:
         - ARCH: ppc64le
         # Build containers for s390x
         - ARCH: s390x
-        # There are no base containers for these archs
-        # at https://quay.io/organization/pypa.
-        # Build containers for armv7l (ARM v7)
-        # - ARCH: armv7l
-        #   QEMU_ARCH: arm/v7
-        # Build containers for ppc64
-        # - ARCH: ppc64
         YEAR:
         - _2_24
         - _2_28
         - _2_34
+        include:
+        - IMAGE:
+            ARCH: armv7l
+            HOST_OS: ubuntu-24.04-arm
+          YEAR: _2_31  # There are no base images prior to 2.31 for this arch
 
     env:
       LIBSSH_VERSION: 0.11.1
@@ -78,7 +76,7 @@ jobs:
         Set up QEMU ${{ env.QEMU_ARCH }} arch emulation
         with Podman
       if: >-
-        !contains(fromJSON('["aarch64", "amd64"]'), env.QEMU_ARCH)
+        !contains(fromJSON('["aarch64", "amd64", "armv7l"]'), env.QEMU_ARCH)
       run: >
         sudo podman run
         --rm --privileged