Trac #29527: GH Actions: Add docker-opensuse

We add some opensuse builds (added to tox.ini in #30619) to GH Actions

Also opensuse/leap:15.3 is available (RC?)

URL: https://trac.sagemath.org/29527
Reported by: mkoeppe
Ticket author(s): Matthias Koeppe
Reviewer(s): Jonathan Kliem

.github/workflows/tox-experimental.yml

@@ -38,7 +38,7 @@ jobs:
       fail-fast: false
       max-parallel: 6
       matrix:
-        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, archlinux-latest, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
+        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, archlinux-latest, opensuse-15, opensuse-15.3, opensuse-tumbleweed, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
         tox_packages_factor: [maximal]
         targets_pattern: [0-g, h-o, p, q-z]
     env:

.github/workflows/tox-optional.yml

@@ -38,7 +38,7 @@ jobs:
       fail-fast: false
       max-parallel: 6
       matrix:
-        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, archlinux-latest, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
+        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, archlinux-latest, opensuse-15, opensuse-15.3, opensuse-tumbleweed, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
         tox_packages_factor: [maximal]
         targets_pattern: [0-g, h-o, p, q-z]
     env:

.github/workflows/tox.yml

@@ -38,7 +38,7 @@ jobs:
       fail-fast: false
       max-parallel: 20
       matrix:
-        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, gentoo-python3.7, archlinux-latest, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
+        tox_system_factor: [ubuntu-trusty, ubuntu-xenial, ubuntu-bionic, ubuntu-focal, ubuntu-groovy, ubuntu-hirsute, debian-jessie, debian-stretch, debian-buster, debian-bullseye, debian-sid, linuxmint-17, linuxmint-18, linuxmint-19, linuxmint-19.3, linuxmint-20.1, fedora-26, fedora-27, fedora-28, fedora-29, fedora-30, fedora-31, fedora-32, fedora-33, fedora-34, centos-7, centos-8, gentoo, gentoo-python3.7, archlinux-latest, opensuse-15, opensuse-15.3, opensuse-tumbleweed, slackware-14.2, conda-forge, ubuntu-bionic-i386, manylinux-2_24-i686, debian-buster-i386, centos-7-i386]
         tox_packages_factor: [minimal, standard]
     env:
       TOX_ENV: docker-${{ matrix.tox_system_factor }}-${{ matrix.tox_packages_factor }}

tox.ini

@@ -269,7 +269,7 @@ setenv =
     # https://hub.docker.com/r/opensuse/leap
     # - OpenSUSE Leap 42 was superseded by the Leap 15 series.
     # - OpenSUSE Leap 15.2 released July 2, 2020.
-    # - As of 2020-11-16, latest = 15 = 15.2
+    # - As of 2021-05-06, latest = 15 = 15.2
     # - OpenSUSE Leap 15.3 planned to be released July 7, 2021
     # https://hub.docker.com/r/opensuse/tumbleweed
     # - Rolling distribution
@@ -280,6 +280,7 @@ setenv =
     opensuse-15.0:         BASE_TAG=15.0
     opensuse-15.1:         BASE_TAG=15.1
     opensuse-15.2:         BASE_TAG=15.2
+    opensuse-15.3:         BASE_TAG=15.3
     opensuse-15:           BASE_TAG=15
     opensuse-tumbleweed: BASE_IMAGE=opensuse/tumbleweed
     #