Add release workflow.

.github/workflows/release.yml

@@ -0,0 +1,53 @@
+name: Release
+
+on:
+  push:
+    tags:
+    - '*'
+
+jobs:
+  build:
+    if: github.repository == 'jazzband/django-axes'
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+
+      - name: Get pip cache dir
+        id: pip-cache
+        run: |
+          echo "::set-output name=dir::$(pip cache dir)"
+
+      - name: Cache
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.pip-cache.outputs.dir }}
+          key: release-${{ hashFiles('**/setup.py') }}
+          restore-keys: |
+            release-
+
+      - name: Install dependencies
+        run: |
+          python -m pip install -U pip
+          python -m pip install -U setuptools twine wheel
+
+      - name: Build package
+        run: |
+          python setup.py --version
+          python setup.py sdist --format=gztar bdist_wheel
+          twine check dist/*
+
+      - name: Upload packages to Jazzband
+        if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          user: jazzband
+          password: ${{ secrets.JAZZBAND_RELEASE_KEY }}
+          repository_url: https://jazzband.co/projects/django-axes/upload

.travis.yml

@@ -1,41 +0,0 @@
-dist: xenial
-language: python
-cache: pip
-python:
-  - 3.6
-  - 3.7
-  - 3.8
-  - 3.9
-  - pypy3
-env:
-  - DJANGO=2.2
-  - DJANGO=3.0
-  - DJANGO=3.1
-  - DJANGO=master
-jobs:
-  fast_finish: true
-  allow_failures:
-    - env: DJANGO=master
-  include:
-    - python: 3.8
-      env: TOXENV=qa
-    - stage: deploy
-      env:
-      python: 3.6
-      script: skip
-      deploy:
-        provider: pypi
-        user: jazzband
-        server: https://jazzband.co/projects/django-axes/upload
-        distributions: sdist bdist_wheel
-        password:
-          secure: TCH5tGIggL2wsWce2svMwpEpPiwVOYqq1R3uSBTexszleP0OafNq/wZk2KZEReR5w1Aq68qp5F5Eeh2ZjJTq4f9M4LtTvqQzrmyNP55DYk/uB1rBJm9b4gBgMtAknxdI2g7unkhQEDo4suuPCVofM7rrDughySNpmvlUQYDttHQ=
-        skip_existing: true
-        on:
-          tags: true
-          repo: jazzband/django-axes
-          python: 3.6
-install: pip install tox-travis codecov
-script: tox
-after_success:
-  - codecov