Make release workflow manually triggered (opensearch-project#470)

* Make release workflow manually triggered

Signed-off-by: xil <fridalu66@gmail.com>

* Update changelog for PR opensearch-project#470

Signed-off-by: xil <fridalu66@gmail.com>

* Remove ref input from release workflow

Signed-off-by: xil <fridalu66@gmail.com>

---------

Signed-off-by: xil <fridalu66@gmail.com>

Author: lucy66hw

.github/workflows/publish-release.yml

@@ -1,22 +1,25 @@
 name: Release Workflow
 
-# Push events to every tag not containing "/"
-#
-# Create artifacts for Github release and publish to public repositories
+# Triggered manually to create release artifacts:
 # - opensearch-protobufs-java.tar.gz (Java/Maven artifacts)
 # - opensearch-protobufs-{version}.zip (Raw proto files)
 # - opensearch_protobufs-{version}-py3-none-any.whl (Python/PyPI artifacts)
 
 on:
-  push:
-    tags:
-      - "*"
+  workflow_dispatch:
+    inputs:
+      release_tag:
+        description: 'Release tag to create (for example, 1.6.0)'
+        required: true
+        type: string
 
 jobs:
   release:
     environment: release-approval
     runs-on: ubuntu-latest
     permissions: write-all
+    env:
+      RELEASE_TAG: ${{ inputs.release_tag }}
     steps:
       - name: Checkout
         uses: actions/checkout@v6
@@ -54,6 +57,7 @@ jobs:
       - name: Release on Github
         uses: softprops/action-gh-release@v2
         with:
+          tag_name: ${{ env.RELEASE_TAG }}
           draft: true
           generate_release_notes: true
           files: |

CHANGELOG.md

@@ -10,6 +10,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Add PIT RPCs to `SearchService` ([#469](https://github.com/opensearch-project/opensearch-protobufs/pull/469)).
 
 ### Changed
+- Make the release workflow manually triggered ([#470](https://github.com/opensearch-project/opensearch-protobufs/pull/470)).
 
 ### Removed