Fix issue with 'createchangelog' workflow always switching to Git Det…

…ached Head Mode

.github/workflows/createchangelog.yaml

@@ -18,6 +18,18 @@ jobs:
           submodules: 'recursive'
           ref: ${{ github.ref }}
 
+      - name: Make sure current branch is 'main' branch if ref name isn't valid branch
+        run: |
+          # NOTE/TODO:
+          #   Because there's a chance where this'll get triggered by a Release Creation, Edit, Deletion..
+          #   the value of 'github.ref' will be 'refs/tags/TAG-NAME', and this tag can not be handled easily by
+          #   the 'actions/checkout' action.. we need to handle this case by always changing to main branch.
+          declare -rA number_of_refname_instances=$(git branch -a | grep -Po '${{ github.ref_name }}' | wc --lines)
+          if [[ $number_of_refname_instances = 0 ]] ; then
+            git switch main
+            git pull
+          fi
+
       - name: Get all releases and update changelog.md file
         run: |
           # Initialize some values
@@ -112,10 +124,6 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          if ['${{ github.event_name }}' = 'release']; then
-            git branch --contains ${{ github.ref }} | grep -Po '\*\s*.*' | sed 's/\* //g' > branch_name.txt
-          fi
-          cat branch_name.txt
           git config --global user.name 'github-actions[bot]'
           git config --global user.email 'github-actions[bot]@users.noreply.github.com'
           git add docs/changelog.md