Add GitHub Actions workflows

.github/workflows/release.yaml

@@ -0,0 +1,42 @@
+name: Create and publish a Docker image
+
+on:
+  release:
+    types: [published]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d  # tag: v3.0.0
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@dbef88086f6cef02e264edb7dbf63250c17cef6c  # tag: v5.5.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@4a13e500e55cf31b7a5d59a38ab2040ab0f42f56  # tag: v5.1.0
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.github/workflows/test.yaml

@@ -0,0 +1,22 @@
+name: Run tests
+
+on:
+  pull_request: {}
+  workflow_dispatch: {}
+
+jobs:
+  run_linter:
+    name: Run linter
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.10'
+
+    - name: Lint with Ruff
+      run: |
+        pip install ruff
+        ruff check --respect-gitignore --extend-select W,N --output-format=github .

application.py

@@ -5,7 +5,7 @@
 from flask_restful import reqparse, Api, Resource
 import sentry_sdk
 from flask_sqlalchemy import SQLAlchemy
-from sqlalchemy import Table, Column, distinct, select
+from sqlalchemy import Table, Column
 from sqlalchemy.exc import IntegrityError
 import settings
 from sqlalchemy.orm import declarative_base

settings.py

@@ -1,3 +1,5 @@
+import os
+
 ALCHEMY_URL = 'sqlite:///changelog.db' #Any valid SQLAlchemy connection string.
 LISTEN_HOST = "127.0.0.1"
 LISTEN_PORT = 5000
@@ -7,7 +9,6 @@
 SENTRY_DSN = None
 
 # Loading site-specific override settings
-import os
 extra_settings_path = os.getenv('CHANGELOG_SETTINGS_PATH')
 if extra_settings_path is not None:
     try: