Add workflow to automate release creation

This workflow automates the release creation process, handling versioning based on changes to the CHANGELOG.md or Icon.png files.

Author: JeroenBL

.github/workflows/createReleaseV7.yaml

@@ -0,0 +1,119 @@
+##############################
+# Workflow: Create Release
+# Version:  0.0.7
+##############################
+name: Create Release
+
+on:
+  workflow_call:
+    inputs:
+      version:
+        description: 'Optional version override (e.g., v1.0.0)'
+        required: false
+        type: string
+
+permissions:
+  contents: write
+
+jobs:
+  create-release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Detect changed files
+        id: changes
+        run: |
+          CHANGED_FILES=$(git diff --name-only ${{ github.event.before }} ${{ github.sha }})
+
+          echo "$CHANGED_FILES"
+
+          if echo "$CHANGED_FILES" | grep -q "CHANGELOG.md"; then
+            echo "changelog=true" >> $GITHUB_OUTPUT
+          else
+            echo "changelog=false" >> $GITHUB_OUTPUT
+          fi
+
+          if echo "$CHANGED_FILES" | grep -q "Icon.png"; then
+            echo "icon=true" >> $GITHUB_OUTPUT
+          else
+            echo "icon=false" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Stop if no relevant changes
+        if: steps.changes.outputs.changelog != 'true' && steps.changes.outputs.icon != 'true'
+        run: |
+          echo "No CHANGELOG.md or Icon.png changes detected. Skipping release."
+          exit 0
+
+      - name: Determine Version (from input or changelog)
+        if: steps.changes.outputs.changelog == 'true'
+        run: |
+          if [ -n "${{ inputs.version }}" ]; then
+            VERSION="${{ inputs.version }}"
+          else
+            VERSION=$(grep -oP '^## \[\K[^]]+' CHANGELOG.md | head -n 1)
+          fi
+
+          [[ "$VERSION" != v* ]] && VERSION="v$VERSION"
+
+          echo "VERSION=$VERSION" >> $GITHUB_ENV
+          echo "VERSION_NO_V=${VERSION#v}" >> $GITHUB_ENV
+
+      - name: Determine Version (icon patch bump)
+        if: steps.changes.outputs.changelog != 'true' && steps.changes.outputs.icon == 'true'
+        run: |
+          LATEST=$(gh release list --limit 1 --json tagName -q '.[0].tagName')
+
+          if [ -z "$LATEST" ]; then
+            VERSION="v0.0.1"
+          else
+            VERSION_NO_V=${LATEST#v}
+            IFS='.' read -r MAJOR MINOR PATCH <<< "$VERSION_NO_V"
+            PATCH=$((PATCH + 1))
+            VERSION="v$MAJOR.$MINOR.$PATCH"
+          fi
+
+          echo "VERSION=$VERSION" >> $GITHUB_ENV
+          echo "VERSION_NO_V=${VERSION#v}" >> $GITHUB_ENV
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract Release Notes from CHANGELOG.md
+        if: steps.changes.outputs.changelog == 'true'
+        run: |
+          awk '/## \['"${VERSION_NO_V}"'\]/{flag=1; next} /## \[/{flag=0} flag' CHANGELOG.md > release_notes.txt
+
+          if [ ! -s release_notes.txt ]; then
+            echo "No release notes found for version ${VERSION_NO_V}."
+            exit 1
+          fi
+
+      - name: Generate Release Notes for Icon change
+        if: steps.changes.outputs.changelog != 'true' && steps.changes.outputs.icon == 'true'
+        run: |
+          echo "Patch release: updated Icon.png" > release_notes.txt
+
+      - name: Check if release exists
+        id: check_release
+        run: |
+          if gh release view "$VERSION" >/dev/null 2>&1; then
+            echo "exists=true" >> $GITHUB_OUTPUT
+          else
+            echo "exists=false" >> $GITHUB_OUTPUT
+          fi
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create GitHub Release
+        if: steps.check_release.outputs.exists == 'false'
+        run: |
+          gh release create "$VERSION" \
+            --title "$VERSION" \
+            --notes-file release_notes.txt
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}