Build: add back workflow to delete old pre-releases

.github/scripts/delete_old_pre_releases.py

@@ -0,0 +1,35 @@
+from datetime import datetime
+import json
+import requests
+import os
+
+def get_releases(repo_owner, repo_name, github_token):
+  url = f"https://api.github.com/repos/{repo_owner}/{repo_name}/releases"
+  headers = {"Authorization": f"token {github_token}"}
+  response = requests.get(url, headers=headers)
+  if response.status_code != 200:
+    raise Exception("Failed to get releases: {}".format(response.content))
+  releases = json.loads(response.content)
+  return releases
+
+def delete_release(repo_owner, repo_name, release_id, github_token):
+  url = f"https://api.github.com/repos/{repo_owner}/{repo_name}/releases/{release_id}"
+  headers = {"Authorization": f"token {github_token}"}
+  response = requests.delete(url, headers=headers)
+  if response.status_code != 204:
+    raise Exception("Failed to delete release: {}".format(response.content))
+
+def delete_old_pre_releases(repo_owner, repo_name, github_token):
+  releases = get_releases(repo_owner, repo_name, github_token)
+  now = datetime.utcnow()
+  for release in releases:
+    published_at = datetime.strptime(release["published_at"], '%Y-%m-%dT%H:%M:%SZ')
+    if release["prerelease"] and (now - published_at).days >= 7:
+      print(f"Deleting {release['name']} ({release['id']})")
+      delete_release(repo_owner, repo_name, release["id"], github_token)
+
+if __name__ == "__main__":
+  github_token = os.environ["GITHUB_TOKEN"]
+  REPO_OWNER = "alexklibisz"
+  REPO_NAME = "elastiknn"
+  delete_old_pre_releases(REPO_OWNER, REPO_NAME, github_token)

.github/workflows/delete-old-pre-releases.yaml

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+name: "Delete Old Pre-releases"
+
+on:
+  push:
+    branches:
+      - main
+  schedule:
+    - cron: '0 0 * * 0'
+  workflow_dispatch:
+
+jobs:
+  cleanup-snapshots:
+    name: Cleanup Snapshots
+    runs-on:
+      - ubuntu-22.04
+    env:
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - uses: actions/checkout@v3
+      - run: python3 -m pip install requests
+      - run: python3 .github/scripts/delete_old_pre_releases.py