Added GH Action to automatically update CHANGELOG.md (#37)

.github/workflows/main.yml

@@ -0,0 +1,49 @@
+# This will execute some scripts on main branch.
+
+name: MasterRun
+
+on:
+  push:
+    branches:
+      - master
+      - main
+
+  workflow_dispatch:
+
+jobs:
+  runme:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout dj-wasabi-release repo
+        uses: actions/checkout@v2
+        with:
+          repository: dj-wasabi/dj-wasabi-release
+          path: dj-wasabi-release
+
+      - name: Checkout current repo
+        uses: actions/checkout@v2
+        with:
+          path: main
+
+      - name: Commit Changelog file
+        run: |
+          # We are cloned in the 'main' directory and the dj-wasabi-release
+          # repository is the 'dj-wasabi-release' next to 'main'
+          cd main
+
+          # Generate CHANGELOG.md file
+          ../dj-wasabi-release/release.sh -d
+
+          # Let commit the changes if there are any? (Well there should be!)
+          if [[ $(git status | grep -c 'CHANGELOG.md' || true) -gt 0 ]]
+            then  echo "Committing file"
+                  git config --global user.name 'Werner Dijkerman [GH bot]'
+                  git config --global user.email 'github@dj-wasabi.nl'
+
+                  git add CHANGELOG.md
+                  git commit -m "Updated CHANGELOG.md on \"$(date "+%Y-%m-%d %H:%M:%S")\"" CHANGELOG.md
+                  git push
+          fi
+        env:
+          CHANGELOG_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}