chore: add calver release script

Signed-off-by: Devin Buhl <devin@buhl.casa>

.github/workflows/link-check.yaml

@@ -29,7 +29,7 @@ jobs:
             broken-links
 
       - name: Update Issue
-        uses: peter-evans/create-issue-from-file@433e51abf769039ee20ba1293a088ca19d573b7f # renovate: tag=v4.0.1
+        uses: peter-evans/create-issue-from-file@433e51abf769039ee20ba1293a088ca19d573b7f # v4.0.1
         with:
           title: Broken links detected 🔗
           issue-number: "${{ steps.link-checker-issue.outputs.issue-number }}"

.github/workflows/meta-sync-labels.yaml

@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
 
       - name: Sync Labels
-        uses: EndBug/label-sync@da00f2c11fdb78e4fae44adac2fdd713778ea3e8 # renovate: tag=v2.3.2
+        uses: EndBug/label-sync@da00f2c11fdb78e4fae44adac2fdd713778ea3e8 # v2.3.2
         with:
           config-file: .github/labels.yaml
           token: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/release.yaml

@@ -0,0 +1,42 @@
+---
+name: "Release"
+
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 1 * *"
+
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+
+      - name: Create Release
+        shell: bash
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+        run: |
+          # Retrieve previous release tag
+          previous_tag="$(gh release list --limit 1 | awk '{ print $1 }')"
+          previous_major="${previous_tag%%\.*}"
+          previous_minor="${previous_tag#*.}"
+          previous_minor="${previous_minor%.*}"
+          previous_patch="${previous_tag##*.}"
+          # Determine next release tag
+          next_major_minor="$(date +'%Y').$(date +'%-m')"
+          if [[ "${previous_major}.${previous_minor}" == "${next_major_minor}" ]]; then
+              echo "Month release already exists for year, incrementing patch number by 1"
+              next_patch="$((previous_patch + 1))"
+          else
+              echo "Month release does not exist for year, setting patch number to 0"
+              next_patch="0"
+          fi
+          # Create release
+          release_tag="${next_major_minor}.${next_patch}"
+          gh release create "${release_tag}" \
+              --repo="${GITHUB_REPOSITORY}" \
+              --title="${release_tag}" \
+              --generate-notes