Merge pull request #148 from OvertureMaps/automated-release-config

Add automated releases.json builder

.github/workflows/fetch-releases.yml

@@ -0,0 +1,41 @@
+name: Fetch releases from S3
+
+on:
+  push:
+    branches: main
+  schedule:
+    - cron: "0 1 * * *"
+
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  id-token: write
+
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout Repo
+      uses: actions/checkout@v3
+
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.11"
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install boto3
+
+    - name: Get all history from checkfront
+      run: cd utils && python3 fetch-releases-from-s3.py
+
+    - name: copy_output_to_build
+      run: mkdir publish && cp utils/releases.json publish/
+
+    - name: Deploy 🚀
+      uses: JamesIves/github-pages-deploy-action@v4
+      with:
+        folder: publish

utils/fetch-releases-from-s3.py

@@ -0,0 +1,19 @@
+import boto3, json
+from botocore import UNSIGNED
+from botocore.config import Config
+
+s3 = boto3.client('s3', config=Config(signature_version=UNSIGNED))
+
+contents = s3.list_objects_v2(Bucket='overturemaps-us-west-2', Delimiter='/', Prefix='release/')
+
+output = {}
+
+for idx, release in enumerate(sorted(contents.get('CommonPrefixes'), key=lambda x:x.get('Prefix'), reverse = True)):
+    path = release.get('Prefix').split('/')[1]
+    if idx==0:
+        output['latest'] = path
+        output['releases'] = []
+    output['releases'].append(path)
+
+with open ('releases.json','w') as output_file:
+    output_file.write(json.dumps(output, indent=4))