Tidy up CI / tox configuration

The default environments for `tox` are now a minimal set that can be run
locally by contributors. It excludes environments which require an
alternative Python or an external database service.

.builds/alpine-py311.yml

@@ -23,27 +23,24 @@ tasks:
       sudo sed -i 's/skip-networking/skip-grant-tables/' /etc/my.cnf.d/mariadb-server.cnf
       sudo /etc/init.d/mariadb setup
       sudo service mariadb start
-  - tox-mariadb: |
+  - tox-sqlite: |
       cd django-afip
-      tox -e py-mysql
+      tox -e sqlite
   - tox-django42-mariadb: |
       cd django-afip
-      tox -e py-django42-mysql
-  - tox-postgres: |
+      tox -e django42-mysql
+  - tox-django50-mariadb: |
       cd django-afip
-      tox -e py-postgres
+      tox -e django50-mysql
   - tox-django42-postgres: |
       cd django-afip
-      tox -e py-django42-postgres
-  - tox-sqlite: |
+      tox -e django42-postgres
+  - tox-django50-postgres: |
       cd django-afip
-      tox -e py-sqlite
-  - tox-mypy: |
+      tox -e django50-postgres
+  - lint: |
       cd django-afip
-      tox -e mypy
+      tox -e mypy,ruff,vermin
   - tox-docs: |
       cd django-afip
       tox -e docs
-  - tox-live: |
-      cd django-afip
-      tox -e live

.builds/alpine-py312.yml

@@ -23,24 +23,28 @@ tasks:
       sudo sed -i 's/skip-networking/skip-grant-tables/' /etc/my.cnf.d/mariadb-server.cnf
       sudo /etc/init.d/mariadb setup
       sudo service mariadb start
-  - tox-mariadb: |
+  - tox-sqlite: |
       cd django-afip
-      tox -e py-mysql
+      tox -e sqlite
   - tox-django42-mariadb: |
       cd django-afip
-      tox -e py-django42-mysql
-  - tox-postgres: |
+      tox -e django42-mysql
+  - tox-django50-mariadb: |
       cd django-afip
-      tox -e py-postgres
+      tox -e django50-mysql
   - tox-django42-postgres: |
       cd django-afip
-      tox -e py-django42-postgres
-  - tox-sqlite: |
+      tox -e django42-postgres
+  - tox-django50-postgres: |
       cd django-afip
-      tox -e py-sqlite
-  - tox-mypy: |
+      tox -e django50-postgres
+  - lint: |
       cd django-afip
-      tox -e mypy
+      tox -e mypy,ruff,vermin
   - tox-docs: |
       cd django-afip
       tox -e docs
+
+  - tox-live: |
+      cd django-afip
+      tox -e live

tox.ini

@@ -1,9 +1,5 @@
 [tox]
-envlist =
-  py{39,310,311}-django{42,50}-postgres
-  py311-django{42,50}-mysql,
-  sqlite,
-  live
+envlist = sqlite,mypy,docs,ruff,vermin,
 
 [testenv]
 extras =