feat(test): Add GH action to test all contribs #10

Confirming if contributor completed a test run before a push to the
repository.

closes #10

.github/workflows/test_contribution.yaml

@@ -0,0 +1,25 @@
+on:
+    push:
+        branches: [main]
+
+        tags:
+            - dev-*
+
+    workflow_dispatch:
+
+jobs:
+    publish_dev_build:
+        runs-on: ubuntu-latest
+
+        steps:
+            - uses: actions/checkout@v2
+              with:
+                  fetch-depth: 0
+            - uses: actions/setup-python@v2
+
+            - name: Install dependencies
+              run: |
+                  python -m pip install --upgrade pip
+                  pip install tox tox-gh-actions
+            - name: test with tox
+              run: tox

tox.ini

@@ -1,9 +1,12 @@
+
 [tox]
-envlist = py36, py37,py38, py39, py3.10 pypy, docs
+envlist = py36, py37,py38 pypy, py39, docs
 skipsdist = true
+skip_missing_interpreters = true
 
 [travis]
 python =
+    3.9: py39
     3.8: py38
     3.7: py37
     3.6: py36
@@ -15,6 +18,20 @@ deps=sphinx
 commands=
     sphinx-build -b html -d {envtmpdir}/doctrees . {envtmpdir}/html
 
+[gh-actions]
+python =
+    3.9: py39
+    3.8: py38
+    3.7: py37
+    3.6: py36
+
+[gh-actions:env]
+PLATFORM =
+    ubuntu-latest: linux
+    macos-latest: macos
+    windows-latest: windows
+
+
 [testenv]
 setenv =
     PYTHONPATH = {toxinidir}