Add a GitHub action (lint-pep8radius)

.github/workflows/lint-pep8radius.yml

@@ -0,0 +1,19 @@
+name: Lint with pep8radius
+on: [pull_request]
+
+jobs:
+  run-linter:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout repository
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: setup python
+        uses: actions/setup-python@v1
+        with:
+          python-version: 3.7
+      - name: install pep8radius
+        run: pip install --upgrade git+https://github.com/hayd/pep8radius.git
+      - name: run pep8radius
+        run: pep8radius master --docformatter

.github/workflows/potBuild.yml → .github/workflows/scons-pot.yml

@@ -1,11 +1,11 @@
-name: pot build
+name: scons pot
 on:
   push:
     branches:
       - master
 
 jobs:
-  build: 
+  scons-pot: 
     runs-on: ubuntu-latest
     steps:
       - name: checkout repository

.github/workflows/addonBuild.yml → .github/workflows/scons.yml

@@ -1,7 +1,7 @@
-name: Addon build
+name: scons
 on: [push, pull_request]
 jobs:
-  build: 
+  scons: 
     runs-on: ubuntu-latest
     steps:
       - name: checkout repository