ci: add semantic-release to this repo

.github/workflows/release.yml

@@ -67,7 +67,7 @@ jobs:
         run: |
           python -m unittest discover -s tests -t tests
 
-  coverall:
+  coveralls:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -98,4 +98,34 @@ jobs:
       - name: Upload coverage data to coveralls.io
         run: coveralls --service=github
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    needs: [ tests, coveralls ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v1
+
+      - name: Setup
+        run: npm install -g semantic-release @semantic-release/github @semantic-release/changelog @semantic-release/commit-analyzer @semantic-release/git @semantic-release/release-notes-generator semantic-release-pypi
+
+      - name: Set up python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+
+      - name: Install setuptools
+        run: python -m pip install --upgrade setuptools wheel twine
+
+      - name: Release
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
+        run: npx semantic-release

.releaserc.json

@@ -0,0 +1,23 @@
+{
+    "branches": "master",
+    "plugins": [
+      "@semantic-release/commit-analyzer",
+      "@semantic-release/release-notes-generator",
+      "semantic-release-pypi",
+      "@semantic-release/github",
+      [
+        "@semantic-release/changelog",
+        {
+          "changelogFile": "CHANGELOG.md",
+          "changelogTitle": "# Semantic Versioning Changelog"
+        }
+      ],
+        [
+        "@semantic-release/git",
+        {
+          "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}",
+          "assets": ["CHANGELOG.md", "setup.py", "setup.cfg"]
+        }
+      ]
+    ]
+  }

setup.cfg

@@ -0,0 +1,6 @@
+[bdist_wheel]
+universal = 1
+
+[metadata]
+description-file = README.md
+version = 0.0.1

setup.py

@@ -1,4 +1,5 @@
-from setuptools import setup, find_packages
+from setuptools import setup, find_packages, __version__
+
 
 with open("README.md", "r") as readme_file:
     readme = readme_file.read()
@@ -20,4 +21,4 @@
         "Programming Language :: Python :: 3.8",
         "License :: OSI Approved :: Apache Software License",
     ],
-)
+)