chore: autogenerate github release each friday

.github/scripts/release.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+
+set -e
+set -u
+
+while [[ $# -gt 0 ]]; do
+  case $1 in
+    --github-token)
+      GITHUB_TOKEN="$2"
+      shift # pop option
+      shift # pop value
+      ;;
+    -*|--*)
+      echo "Unknown option $1"
+      exit 1
+      ;;
+    *)
+      echo "Unknown argument $1"
+      exit 1
+      ;;
+  esac
+done
+
+CURRENT_VERSION=$(git describe --abbrev=0 --tags 2>/dev/null)
+CURRENT_VERSION_PARTS=(${CURRENT_VERSION//./ })
+FIRST_PART=${CURRENT_VERSION_PARTS[0]:1}
+SECOND_PART=${CURRENT_VERSION_PARTS[1]}
+COMMIT_ID=$(git rev-parse HEAD~0)
+YEAR="$(date +"%Y")"
+
+echo "Git tag:       $CURRENT_VERSION"
+echo "First part:    $FIRST_PART"
+echo "Second part:   $SECOND_PART"
+echo "Second part+1: $(($SECOND_PART+1))"
+echo "Commit ID:     $COMMIT_ID"
+echo "-------------------------------------"
+echo "Year:          $YEAR"
+echo "-------------------------------------"
+
+
+# Ensure that the version starts from 0 when the year changes
+if [[ "$YEAR" == "$FIRST_PART" ]]; then
+  # Increment the second part of the version by 1
+  NEW_VERSION="v${YEAR}.$(($SECOND_PART+1))"
+else
+  # New year - start from 0
+  NEW_VERSION="v${YEAR}.0"
+fi
+
+echo "New version:   $NEW_VERSION"
+
+echo "{\"tag_name\":\"$NEW_VERSION\",\"name\":\"${NEW_VERSION}\",\"draft\":true,\"prerelease\":false,\"generate_release_notes\":true}"
+
+curl -L \
+  -X POST \
+  -H "Accept: application/vnd.github+json" \
+  -H "Authorization: Bearer ${GITHUB_TOKEN}" \
+  -H "X-GitHub-Api-Version: 2022-11-28" \
+  https://api.github.com/repos/altinn/altinn-studio/releases \
+  -d "{\"tag_name\":\"$NEW_VERSION\",\"name\":\"${NEW_VERSION}\",\"draft\":true,\"prerelease\":false,\"generate_release_notes\":true}"
+

.github/workflows/release.yaml

@@ -0,0 +1,23 @@
+name: Generate release for Altinn Studio
+on:
+  schedule:
+    # run every friday at 15:00
+    - cron: '0 9 * * 5'
+
+jobs:
+  generate-release:
+    name: Run release script
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          path: altinn-studio
+          fetch-tags: true
+
+      - name: Run release script
+        working-directory: altinn-studio
+        run: |
+          bash .github/scripts/release.sh \
+            --github-token ${{ secrets.GITHUB_TOKEN }} \
+