From b914a46c27b7ca061f1c0273d3f4c63f304bb72d Mon Sep 17 00:00:00 2001
From: Kyle Conroy <kyleconroy@gmail.com>
Date: Fri, 19 Apr 2024 14:59:42 -0400
Subject: [PATCH] milestone/changelog checkers

adopted from jdaviz

Co-authored-by: P. L. Lim <2090236+pllim@users.noreply.github.com>
---
 .github/workflows/check_changelog.yml | 20 ++++++++++++++++
 .github/workflows/check_milestone.yml | 34 +++++++++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 .github/workflows/check_changelog.yml
 create mode 100644 .github/workflows/check_milestone.yml

diff --git a/.github/workflows/check_changelog.yml b/.github/workflows/check_changelog.yml
new file mode 100644
index 00000000..b533c93a
--- /dev/null
+++ b/.github/workflows/check_changelog.yml
@@ -0,0 +1,20 @@
+name: Check PR change log
+
+on:
+  pull_request:
+    types: [opened, synchronize, labeled, unlabeled]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  changelog_checker:
+    name: Check if change log entry is correct
+    runs-on: ubuntu-latest
+    steps:
+    - name: Check change log entry
+      uses: scientific-python/action-check-changelogfile@0.3
+      env:
+        CHANGELOG_FILENAME: CHANGES.rst
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/check_milestone.yml b/.github/workflows/check_milestone.yml
new file mode 100644
index 00000000..c23d3d67
--- /dev/null
+++ b/.github/workflows/check_milestone.yml
@@ -0,0 +1,34 @@
+name: Check PR milestone
+
+on:
+  # So it cannot be skipped.
+  pull_request_target:
+    types: [opened, synchronize, milestoned, demilestoned]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  # https://stackoverflow.com/questions/69434370/how-can-i-get-the-latest-pr-data-specifically-milestones-when-running-yaml-jobs
+  milestone_checker:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/github-script@v7
+      if: github.repository == 'spacetelescope/lcviz'
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        script: |
+          const { data } = await github.request("GET /repos/{owner}/{repo}/pulls/{pr}", {
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pr: context.payload.pull_request.number
+            });
+            if (data.milestone) {
+              core.info(`This pull request has a milestone set: ${data.milestone.title}`);
+            } else {
+              core.setFailed(`A maintainer needs to set the milestone for this pull request.`);
+            }