[release drafter] do not inherit default replacers

Author: gnodet

.github/release-drafter.yml

@@ -15,13 +15,87 @@
 # specific language governing permissions and limitations
 # under the License.
 
-_extends: maven-gh-actions-shared
+# Configuration for Release Drafter: https://github.com/toolmantim/release-drafter
+name-template: $RESOLVED_VERSION
 tag-template: maven-$RESOLVED_VERSION
+version-template: $COMPLETE
 
+filter-by-commitish: true
 include-pre-releases: true
 prerelease: true
 
-# Override replacers to strip backport branch prefixes and handle JIRA links
+# Emoji reference: https://gitmoji.carloscuesta.me/
+categories:
+
+  - title: ":boom: Breaking changes"
+    labels:
+      - breaking
+
+  - title: 🚨 Removed
+    label: removed
+
+  - title: ⚠️ Deprecated
+    label: deprecated
+
+  - title: ":tada: Major features and improvements"
+    labels:
+      - major-enhancement
+      - major-rfe
+
+  - title: 🐛 Major bug fixes
+    labels:
+      - major-bug
+
+  - title: 🚀 New features and improvements
+    labels:
+      - enhancement
+      - feature
+      - rfe
+
+  - title: 🐛 Bug Fixes
+    labels:
+      - bug
+      - fix
+      - bugfix
+      - regression
+
+  - title: ":construction_worker: Changes for developers"
+    labels:
+      - developer
+
+  - title: 📝 Documentation updates
+    label: documentation
+
+  - title: 👻 Maintenance
+    labels:
+      - chore
+      - internal
+      - maintenance
+
+  - title: 🔧 Build
+    label: build
+
+  - title: 🚦 Tests
+    labels:
+      - test
+      - tests
+
+  # Default label used by Dependabot
+  - title: 📦 Dependency updates
+    label: dependencies
+
+exclude-labels:
+  - reverted
+  - no-changelog
+  - skip-changelog
+  - invalid
+
+change-template: '- $TITLE ([#$NUMBER]($URL)) @$AUTHOR'
+
+template: |
+  <!-- Optional: add a release summary here -->
+  $CHANGES
+
 replacers:
   # Strip backport branch prefixes like [maven-4.0.x], [maven-3.x], etc.
   - search: '/^\[maven-[\d\.x-]+\]\s*-?\s*/g'