create config and workflow files for release note (#209)

Signed-off-by: Xun Zhang <xunzh@amazon.com>

.github/draft-release-notes-config.yml

@@ -0,0 +1,45 @@
+# The overall template of the release notes
+template: |
+  Compatible with OpenSearch (**set version here**).
+  $CHANGES
+# Setting the formatting and sorting for the release notes body
+name-template: Version (set version here)
+change-template: "* $TITLE ([#$NUMBER]($URL))"
+sort-by: merged_at
+sort-direction: ascending
+replacers:
+  - search: "##"
+    replace: "###"
+
+# Organizing the tagged PRs into unified ODFE categories
+categories:
+  - title: "Breaking changes"
+    labels:
+      - "breaking change"
+  - title: "Features"
+    labels:
+      - "feature"
+  - title: "Enhancements"
+    labels:
+      - "enhancement"
+  - title: "Bug Fixes"
+    labels:
+      - "bug"
+      - "bug fix"
+  - title: "Infrastructure"
+    labels:
+      - "infra"
+      - "test"
+      - "dependencies"
+      - "github actions"
+  - title: "Documentation"
+    labels:
+      - "documentation"
+  - title: "Maintenance"
+    labels:
+      - "version upgrade"
+      - "odfe release"
+  - title: "Refactoring"
+    labels:
+      - "refactor"
+      - "code quality"

.github/workflows/draft-release-notes-workflow.yml

@@ -0,0 +1,20 @@
+name: Release Drafter
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  update_release_draft:
+    name: Update draft release notes
+    runs-on: ubuntu-latest
+    steps:
+      - name: Update draft release notes
+        uses: release-drafter/release-drafter@v5
+        with:
+          config-name: draft-release-notes-config.yml
+          name: Version (set here)
+          tag: (None)
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}