Add Release Issue creation action

.github/RELEASE_TEMPLATE.md

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+---
+labels: "Type: Release Thread"
+---
+Data Developers - Please use this issue to push new releases if doing so via comment.
+
+# Explainer
+
+- Create an issue comment that starts with `/release` on the first line.
+- Second (non-empty) line will be used as a release title/name.
+- All following lines will be interpreted as a release description/body.
+- Description (even if empty) will always be appended with a comparison link to the previous release, unless there is no previous release.
+
+# How to
+
+Add a comment with one of the following to push a release:
+
+### For a standard release:
+*given latest release v2.2.2, will create a release v2.2.3 (increases patch)*
+> /release
+>
+> This is title of v2.2.3
+
+### For a Chapter Approved/Big FAQ initial releases (game-wide updates):
+*given latest release v2.2.2, will create a release v2.3.0 (increases minor, resets patch)*
+> /release bump=minor
+>
+> This is title of v2.3.0
+
+### For a new game edition:
+*given latest release v2.2.2, will create a release v3.0.0 (increases major, resets minor and patch)*
+> /release bump=major
+>
+> This is title of v3.0.0

.github/workflows/ReleaseIssue.yml

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+# Workflow to create a github issue every month to facilitate comment based releases
+name: Monthly Release Thread
+
+on:
+  schedule:
+   - cron: 0 0 1 * *  # Every 1st day of the month at 0000 – https://crontab.guru
+
+jobs:
+  monthly_release:
+    runs-on: ubuntu-latest
+    steps:
+
+# Repo code checkout required if `template` is used
+    - name: Checkout
+      uses: actions/checkout@v2
+
+# Get current month for issue title
+    - name: get-date
+      id: date
+      run: echo "::set-output name=date::$(date +'%B %Y')"
+
+# Create, pin, label, and assign release issue
+    - name: create-issue
+      id: issue
+      uses: imjohnbo/issue-bot@v2
+      with:
+        pinned: true
+        close-previous: true
+        title: "RELEASE THREAD: ${{ steps.date.outputs.date }}"
+        template: ".github/RELEASE_TEMPLATE.md"
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}