[MOSIP-19752] added workflow for release changes

.github/workflows/release_changes.yml

@@ -0,0 +1,46 @@
+name: Release/pre-release Preparation.
+
+on:
+  workflow_dispatch:
+    inputs:
+      message:
+        description: 'Triggered for release or pe-release'     
+        required: false
+        default: 'Release Preparation'
+      releaseTags:
+        description: 'tag to update'
+        required: true
+      snapshotTags:
+        description: 'tag to be replaced'
+        required: true
+      base:
+        description: 'base branch for PR'
+        required: true
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup branch and env
+      run: |
+        # Strip git ref prefix from version
+        echo "BRANCH_NAME=$(echo ${{ github.ref }} | sed -e 's,.*/\(.*\),\1,')" >> $GITHUB_ENV
+        echo "GPG_TTY=$(tty)" >> $GITHUB_ENV
+
+    - name: Mannualy changing the pom versions
+      run: find . -type f -name "*pom.xml" -print0 | xargs -0 sed -i "s/${{ github.event.inputs.snapshotTags }}/${{ github.event.inputs.releaseTags }}/g"
+
+    - name: Updating the Release URL in POM 
+      run: |
+          cd .github/workflows
+          sed -i 's/OSSRH_SNAPSHOT_URL/RELEASE_URL/g' push_trigger.yml
+
+    - name: Create Pull Request
+      uses: peter-evans/create-pull-request@v3
+      with:
+        commit-message: Updated Pom versions for release changes
+        title: Release changes
+        body: Automated PR for ${{ github.event.inputs.releaseTags }} release.
+        branch: release-branch
+        delete-branch: true
+        base: ${{ github.event.inputs.base }}