diff --git a/.github/workflows/draft-release.yml b/.github/workflows/draft-release.yml
index 782d910..bb82791 100644
--- a/.github/workflows/draft-release.yml
+++ b/.github/workflows/draft-release.yml
@@ -1,6 +1,7 @@
-# Placeholder draft-release workflow
+# Drafts new mailtrap-java release: bumps the version in pom.xml, regenerates the changelog
+# from merged PRs, and opens a release PR against main.
 #
-name: Draft java Release
+name: Draft Java Release
 on:
   workflow_dispatch:
     inputs:
@@ -14,14 +15,75 @@ on:
           - major
         default: patch
 
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: false
+
+permissions:
+  contents: write
+  pull-requests: write
+
 jobs:
   draft-release:
-    name: Draft java Release (placeholder)
+    name: Draft mailtrap-java Release
     runs-on: ubuntu-latest
     steps:
-      - name: Echo inputs
-        env:
-          BUMP_TYPE: ${{ inputs.bump_type }}
-        run: |
-          echo "Placeholder draft-release workflow"
-          echo "bump_type=$BUMP_TYPE"
+      - uses: actions/checkout@v4
+        with:
+          ref: debug
+
+      - name: Set up JDK
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Read current version
+        id: read
+        run: echo "version=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)" >> "$GITHUB_OUTPUT"
+
+      - name: Compute next version
+        id: bump
+        uses: railsware/github-actions/compute-next-semver@master
+        with:
+          current: ${{ steps.read.outputs.version }}
+          bump-type: ${{ inputs.bump_type }}
+
+      - name: Abort if tag already exists
+        uses: railsware/github-actions/abort-if-tag-exists@master
+        with:
+          tag: ${{ steps.bump.outputs.tag }}
+
+      - name: Generate release notes
+        id: notes
+        uses: railsware/github-actions/generate-release-notes@master
+        with:
+          tag: ${{ steps.bump.outputs.tag }}
+
+      - name: Bump version in pom.xml
+        if: steps.notes.outputs.release_notes != ''
+        run: mvn versions:set -DnewVersion=${{ steps.bump.outputs.next }} -DgenerateBackupPoms=false
+
+      - name: Prepend new section to CHANGELOG.md
+        if: steps.notes.outputs.release_notes != ''
+        uses: railsware/github-actions/prepend-changelog@master
+        with:
+          version: ${{ steps.bump.outputs.next }}
+          release-notes: ${{ steps.notes.outputs.release_notes }}
+
+      - name: Commit, push, open PR
+        if: steps.notes.outputs.release_notes != ''
+        uses: railsware/github-actions/open-sdk-release-pr@master
+        with:
+          tag: ${{ steps.bump.outputs.tag }}
+          current: ${{ steps.read.outputs.version }}
+          next: ${{ steps.bump.outputs.next }}
+          bump-type: ${{ inputs.bump_type }}
+          release-notes: ${{ steps.notes.outputs.release_notes }}
+
+      - name: Create draft GitHub release
+        if: steps.notes.outputs.release_notes != ''
+        uses: railsware/github-actions/create-draft-github-release@master
+        with:
+          tag: ${{ steps.bump.outputs.tag }}
+          release-notes: ${{ steps.notes.outputs.release_notes }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..aed7ef5
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,28 @@
+## [1.3.1] - 2026-07-10
+
+## What's Changed
+* Release v1.3.0 by @IgorDobryn in https://github.com/mailtrap/mailtrap-java/pull/52
+* MT-22022: Add webhook signature verification helper by @Rabsztok in https://github.com/mailtrap/mailtrap-java/pull/53
+* Bump com.fasterxml.jackson.core:jackson-databind from 2.17.2 to 2.22.0 by @dependabot[bot] in https://github.com/mailtrap/mailtrap-java/pull/55
+* Add draft-release workflow placeholder by @IgorDobryn in https://github.com/mailtrap/mailtrap-java/pull/54
+
+## New Contributors
+* @Rabsztok made their first contribution in https://github.com/mailtrap/mailtrap-java/pull/53
+
+**Full Changelog**: https://github.com/mailtrap/mailtrap-java/compare/v1.3.0...v1.3.1
+
+## [1.3.0] - 2026-05-14
+
+See https://github.com/mailtrap/mailtrap-java/releases/tag/v1.3.0
+
+## [1.2.0] - 2026-03-23
+
+See https://github.com/mailtrap/mailtrap-java/releases/tag/v1.2.0
+
+## [1.1.0] - 2025-10-24
+
+See https://github.com/mailtrap/mailtrap-java/releases/tag/v1.1.0
+
+## [1.0.0] - 2025-02-19
+
+See https://github.com/mailtrap/mailtrap-java/releases/tag/v1.0.0
diff --git a/pom.xml b/pom.xml
index e69615e..46791f5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>io.mailtrap</groupId>
     <artifactId>mailtrap-java</artifactId>
-    <version>1.3.0</version>
+    <version>1.3.1</version>
 
     <name>Mailtrap Java SDK</name>
     <description>The official Mailtrap SDK for Java provides Java APIs