diff --git a/.github/actions/publish-gradle-plugin/action.yml b/.github/actions/publish-gradle-plugin/action.yml
index 5707761dc5e..b0d006e5a4c 100644
--- a/.github/actions/publish-gradle-plugin/action.yml
+++ b/.github/actions/publish-gradle-plugin/action.yml
@@ -26,7 +26,7 @@ runs:
         JF_ENV_SPRING: ${{ inputs.jfrog-cli-config-token }}
     - name: Download Artifacts
       shell: bash
-      run: jf rt download --spec ${{ format('{0}/artifacts.spec', github.action_path) }} --spec-vars 'buildName=${{ format('spring-boot-{0}', inputs.plugin-version) }};buildNumber=${{ inputs.build-number }}'
+      run: jf rt download --spec ${{ format('{0}/artifacts.spec', github.action_path) }} --spec-vars 'buildName=${{ format('spring-boot-{0}', inputs.plugin-version) }}'
     - name: Set Up Java
       uses: actions/setup-java@v6
       with:
diff --git a/.github/actions/publish-gradle-plugin/artifacts.spec b/.github/actions/publish-gradle-plugin/artifacts.spec
index f84a25bb9b1..163a083f3ac 100644
--- a/.github/actions/publish-gradle-plugin/artifacts.spec
+++ b/.github/actions/publish-gradle-plugin/artifacts.spec
@@ -6,7 +6,6 @@
           "$and": [
             {
               "@build.name": "${buildName}",
-              "@build.number": "${buildNumber}",
               "path": {
                 "$match": "org/springframework/boot/spring-boot-gradle-plugin/*"
               }
diff --git a/.github/actions/release-train-build/action.yml b/.github/actions/release-train-build/action.yml
new file mode 100644
index 00000000000..c67b712cb7d
--- /dev/null
+++ b/.github/actions/release-train-build/action.yml
@@ -0,0 +1,7 @@
+name: Build Release
+runs:
+  using: composite
+  steps:
+    - name: Build Release
+      shell: bash
+      run:  ./gradlew -PdeploymentRepository=$(pwd)/deployment-repository publishAllPublicationsToDeploymentRepository
diff --git a/.github/actions/release-train-build/deployment-spec.yml b/.github/actions/release-train-build/deployment-spec.yml
new file mode 100644
index 00000000000..69cbf8abd9d
--- /dev/null
+++ b/.github/actions/release-train-build/deployment-spec.yml
@@ -0,0 +1,3 @@
+maven-central:
+  excludes:
+    - "org/springframework/boot/spring-boot-docs/**"
diff --git a/.github/actions/release-train-test/action.yml b/.github/actions/release-train-test/action.yml
new file mode 100644
index 00000000000..8351f7635c5
--- /dev/null
+++ b/.github/actions/release-train-test/action.yml
@@ -0,0 +1,7 @@
+name: Test Release
+runs:
+  using: composite
+  steps:
+    - name: Test Release
+      shell: bash
+      run:  ./gradlew build -x dockerTest -x reclaimDockerSpace
diff --git a/.github/actions/sync-to-maven-central/action.yml b/.github/actions/sync-to-maven-central/action.yml
deleted file mode 100644
index 2cf780c081d..00000000000
--- a/.github/actions/sync-to-maven-central/action.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-name: Sync to Maven Central
-description: 'Syncs a release to Maven Central and waits for it to be available for use'
-inputs:
-  central-token-password:
-    description: 'Password for authentication with central.sonatype.com'
-    required: true
-  central-token-username:
-    description: 'Username for authentication with central.sonatype.com'
-    required: true
-  jfrog-cli-config-token:
-    description: 'Config token for the JFrog CLI'
-    required: true
-  spring-boot-version:
-    description: 'Version of Spring Boot that is being synced to Central'
-    required: true
-runs:
-  using: composite
-  steps:
-    - name: Set Up JFrog CLI
-      uses: jfrog/setup-jfrog-cli@68c0efdc951dd2359bbbfa15c48bc67b3ae8e4d6 # v5.2.0
-      env:
-        JF_ENV_SPRING: ${{ inputs.jfrog-cli-config-token }}
-    - name: Download Release Artifacts
-      shell: bash
-      run: jf rt download --spec ${{ format('{0}/artifacts.spec', github.action_path) }} --spec-vars 'buildName=${{ format('spring-boot-{0}', inputs.spring-boot-version) }};buildNumber=${{ github.run_number }}'
-    - name: Sync
-      uses: spring-io/central-publish-action@0c03960e9b16fdfe70e2443e1d5393cbc3a35622 # v0.3.0
-      with:
-        token: ${{ inputs.central-token-password }}
-        token-name: ${{ inputs.central-token-username }}
-        ignore-already-exists-error: true
-        timeout: "90m"
-    - name: Await
-      uses: ./.github/actions/await-http-resource
-      with:
-        url: ${{ format('https://repo.maven.apache.org/maven2/org/springframework/boot/spring-boot/{0}/spring-boot-{0}.jar', inputs.spring-boot-version) }}
diff --git a/.github/actions/sync-to-maven-central/artifacts.spec b/.github/actions/sync-to-maven-central/artifacts.spec
deleted file mode 100644
index ee3d451af33..00000000000
--- a/.github/actions/sync-to-maven-central/artifacts.spec
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-  "files": [
-    {
-      "aql": {
-        "items.find": {
-          "$and": [
-            {
-              "@build.name": "${buildName}",
-              "@build.number": "${buildNumber}",
-              "path": {
-                "$nmatch": "org/springframework/boot/spring-boot-docs/*"
-              }
-            }
-          ]
-        }
-      },
-      "target": "nexus/"
-    }
-  ]
-}
diff --git a/.github/workflow-generator.yml b/.github/workflow-generator.yml
new file mode 100644
index 00000000000..d5159bac482
--- /dev/null
+++ b/.github/workflow-generator.yml
@@ -0,0 +1,20 @@
+workflow:
+  generator:
+    project:
+      java:
+        versions:
+          primary: 25
+    workflows:
+      release-train:
+        build:
+          env:
+            COMMERCIAL_RELEASE_REPO_URL: vars.COMMERCIAL_RELEASE_REPO_URL
+            COMMERCIAL_REPO_USERNAME: secrets.COMMERCIAL_ARTIFACTORY_USERNAME
+            COMMERCIAL_REPO_PASSWORD: secrets.COMMERCIAL_ARTIFACTORY_PASSWORD
+        test:
+          env:
+            COMMERCIAL_RELEASE_REPO_URL: vars.COMMERCIAL_RELEASE_REPO_URL
+            COMMERCIAL_REPO_USERNAME: secrets.COMMERCIAL_ARTIFACTORY_USERNAME
+            COMMERCIAL_REPO_PASSWORD: secrets.COMMERCIAL_ARTIFACTORY_PASSWORD
+          free-disk-space: true
+          runs-on: ubuntu22-4-16
diff --git a/.github/workflows/distribute.yml b/.github/workflows/distribute.yml
deleted file mode 100644
index e8462178fe5..00000000000
--- a/.github/workflows/distribute.yml
+++ /dev/null
@@ -1,45 +0,0 @@
-name: Distribute
-on:
-  workflow_dispatch:
-    inputs:
-      build-number:
-        description: 'Number of the build to use to create the bundle'
-        required: true
-        type: string
-      create-bundle:
-        description: 'Whether to create the bundle. If unchecked, only the bundle distribution is executed'
-        required: true
-        type: boolean
-        default: true
-      version:
-        description: 'Version to bundle and distribute'
-        required: true
-        type: string
-permissions:
-  contents: read
-jobs:
-  distribute-spring-enterprise-release-bundle:
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Create Bundle
-        if: ${{ vars.COMMERCIAL && inputs.create-bundle }}
-        shell: bash
-        run: |
-          curl -s -u "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}:${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}" \
-            -X POST -H "X-JFrog-Signing-Key-Name: packagesKey" -H "Content-Type: application/json" \
-            "https://usw1.packages.broadcom.com/lifecycle/api/v2/release_bundle?project=spring" \
-            -d '{"release_bundle_name": "TNZ-spring-boot-commercial", "release_bundle_version": "${{ inputs.version }}", "skip_docker_manifest_resolution": true, "source_type": "builds", "source": {"builds": [ {"build_repository": "spring-build-info", "build_name": "spring-boot-commercial-${{ inputs.version }}", "build_number": "${{ inputs.build-number }}", "include_dependencies": false}]}}' | \
-            jq -e 'if has("repository_key") then . else halt_error end'
-      - name: Sleep
-        if: ${{ vars.COMMERCIAL && inputs.create-bundle }}
-        shell: bash
-        run: sleep 30
-      - name: Distribute Bundle
-        if: ${{ vars.COMMERCIAL }}
-        shell: bash
-        run: |
-          curl -s -u "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}:${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}" \
-            -X POST -H "Content-Type: application/json" \
-            "https://usw1.packages.broadcom.com/lifecycle/api/v2/distribution/distribute/TNZ-spring-boot-commercial/${{ inputs.version }}?project=spring" \
-            -d '{"auto_create_missing_repositories": "false", "distribution_rules": [{"site_name": "JP-SaaS"}], "modifications": {"mappings": [{"input": "spring-enterprise-maven-prod-local/(.*)", "output": "spring-enterprise/$1"}]}}' | \
-            jq -e 'if has("id") then . else halt_error end'
diff --git a/.github/workflows/publicize-release.yml b/.github/workflows/publicize-release.yml
new file mode 100644
index 00000000000..28a82c38b08
--- /dev/null
+++ b/.github/workflows/publicize-release.yml
@@ -0,0 +1,98 @@
+name: Publicize Release
+on:
+  push:
+    tags:
+      - v4.1.[0-9]+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+jobs:
+  read-version:
+    name: Read Version
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Check Out Code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Read Version From gradle.properties
+        id: read-version
+        shell: bash
+        run: |
+          version=$(sed -n 's/version=\(.*\)/\1/p' gradle.properties)
+          echo "Version is $version"
+          echo "version=$version" >> $GITHUB_OUTPUT
+    outputs:
+      version: ${{ steps.read-version.outputs.version }}
+  publish-gradle-plugin:
+    name: Publish Gradle Plugin
+    if: ${{ !vars.COMMERCIAL }}
+    needs:
+      - read-version
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Check Out Code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Publish
+        uses: ./.github/actions/publish-gradle-plugin
+        with:
+          build-number: '2026.4'
+          gradle-plugin-publish-key: ${{ secrets.GRADLE_PLUGIN_PUBLISH_KEY }}
+          gradle-plugin-publish-secret: ${{ secrets.GRADLE_PLUGIN_PUBLISH_SECRET }}
+          jfrog-cli-config-token: ${{ secrets.JF_ARTIFACTORY_SPRING }}
+          plugin-version: ${{ needs.read-version.outputs.version }}
+  publish-to-sdkman:
+    name: Publish to SDKMAN!
+    needs:
+      - read-version
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Check Out Code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Publish to SDKMAN!
+        uses: ./.github/actions/publish-to-sdkman
+        with:
+          make-default: false
+          sdkman-consumer-key: ${{ secrets.SDKMAN_CONSUMER_KEY }}
+          sdkman-consumer-token: ${{ secrets.SDKMAN_CONSUMER_TOKEN }}
+          spring-boot-version: ${{ needs.read-version.outputs.version }}
+  update-homebrew-tap:
+    name: Update Homebrew Tap
+    needs:
+      - read-version
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Check Out Code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Update Homebrew Tap
+        uses: ./.github/actions/update-homebrew-tap
+        with:
+          spring-boot-version: ${{ needs.read-version.outputs.version }}
+          token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
+  trigger-docs-build:
+    name: Trigger Docs Build
+    needs:
+      - read-version
+    permissions:
+      actions: write
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Run Deploy Docs Workflow
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: gh workflow run deploy-docs.yml --repo ${{ github.repository }} -r docs-build -f build-refname=${{ github.ref_name }} -f build-version=${{ needs.read-version.outputs.version }}
+  create-github-release:
+    name: Create GitHub Release
+    needs:
+      - read-version
+      - publish-gradle-plugin
+      - publish-to-sdkman
+      - trigger-docs-build
+      - update-homebrew-tap
+    runs-on: 'ubuntu-latest'
+    steps:
+      - name: Check Out Code
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Create GitHub Release
+        uses: ./.github/actions/create-github-release
+        with:
+          commercial: ${{ vars.COMMERCIAL }}
+          milestone: ${{ needs.read-version.outputs.version }}
+          token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
\ No newline at end of file
diff --git a/.github/workflows/release-milestone.yml b/.github/workflows/release-milestone.yml
deleted file mode 100644
index 485e93aeece..00000000000
--- a/.github/workflows/release-milestone.yml
+++ /dev/null
@@ -1,131 +0,0 @@
-name: Release Milestone
-on:
-  push:
-    tags:
-      - v4.1.0-M[0-9]
-      - v4.1.0-RC[0-9]
-permissions:
-  contents: read
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-jobs:
-  build-and-stage-release:
-    name: Build and Stage Release
-    if: ${{ github.repository == 'spring-projects/spring-boot' }}
-    runs-on: ${{ vars.UBUNTU_MEDIUM || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Build and Publish
-        id: build-and-publish
-        uses: ./.github/actions/build
-        with:
-          develocity-access-key: ${{ secrets.DEVELOCITY_ACCESS_KEY }}
-          gradle-cache-read-only: false
-          publish: true
-      - name: Stage Release
-        uses: spring-io/artifactory-deploy-action@9cb1c7df78cd8d1223de1dde974819fa6378af9f # v0.0.6
-        with:
-          build-name: ${{ format('spring-boot-{0}', steps.build-and-publish.outputs.version)}}
-          folder: 'deployment-repository'
-          password: ${{ secrets.ARTIFACTORY_PASSWORD }}
-          repository: 'libs-staging-local'
-          signing-key: ${{ secrets.GPG_PRIVATE_KEY }}
-          signing-passphrase: ${{ secrets.GPG_PASSPHRASE }}
-          threads: 8
-          uri: 'https://repo.spring.io'
-          username: ${{ secrets.ARTIFACTORY_USERNAME }}
-    outputs:
-      version: ${{ steps.build-and-publish.outputs.version }}
-  verify:
-    name: Verify
-    needs: build-and-stage-release
-    uses: ./.github/workflows/verify.yml
-    secrets:
-      commercial-repository-password: ${{ secrets.COMMERCIAL_ARTIFACTORY_RO_PASSWORD }}
-      commercial-repository-username: ${{ secrets.COMMERCIAL_ARTIFACTORY_RO_USERNAME }}
-      google-chat-webhook-url: ${{ secrets.GOOGLE_CHAT_WEBHOOK_URL }}
-      opensource-repository-password: ${{ secrets.ARTIFACTORY_PASSWORD }}
-      opensource-repository-username: ${{ secrets.ARTIFACTORY_USERNAME }}
-      token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
-    with:
-      staging: true
-      version: ${{ needs.build-and-stage-release.outputs.version }}
-  sync-to-maven-central:
-    name: Sync to Maven Central
-    if: ${{ !vars.COMMERCIAL }}
-    needs:
-      - build-and-stage-release
-      - verify
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Sync to Maven Central
-        uses: ./.github/actions/sync-to-maven-central
-        with:
-          central-token-password: ${{ secrets.CENTRAL_TOKEN_PASSWORD }}
-          central-token-username: ${{ secrets.CENTRAL_TOKEN_USERNAME }}
-          jfrog-cli-config-token: ${{ secrets.JF_ARTIFACTORY_SPRING }}
-          spring-boot-version: ${{ needs.build-and-stage-release.outputs.version }}
-  promote-release:
-    name: Promote Release
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Set up JFrog CLI
-        uses: jfrog/setup-jfrog-cli@68c0efdc951dd2359bbbfa15c48bc67b3ae8e4d6 # v5.2.0
-        env:
-          JF_ENV_SPRING: ${{ secrets.JF_ARTIFACTORY_SPRING }}
-      - name: Promote build
-        run: jfrog rt build-promote ${{ format('spring-boot-{0}', needs.build-and-stage-release.outputs.version)}} ${{ github.run_number }} libs-milestone-local
-  publish-gradle-plugin:
-    name: Publish Gradle Plugin
-    if: ${{ !vars.COMMERCIAL }}
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Publish
-        uses: ./.github/actions/publish-gradle-plugin
-        with:
-          gradle-plugin-publish-key: ${{ secrets.GRADLE_PLUGIN_PUBLISH_KEY }}
-          gradle-plugin-publish-secret: ${{ secrets.GRADLE_PLUGIN_PUBLISH_SECRET }}
-          jfrog-cli-config-token: ${{ secrets.JF_ARTIFACTORY_SPRING }}
-          plugin-version: ${{ needs.build-and-stage-release.outputs.version }}
-  trigger-docs-build:
-    name: Trigger Docs Build
-    needs:
-      - build-and-stage-release
-      - promote-release
-    permissions:
-      actions: write
-    runs-on: ubuntu-latest
-    steps:
-      - name: Run Deploy Docs Workflow
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh workflow run deploy-docs.yml --repo ${{ github.repository }} -r docs-build -f build-refname=${{ github.ref_name }} -f build-version=${{ needs.build-and-stage-release.outputs.version }}
-  create-github-release:
-    name: Create GitHub Release
-    needs:
-      - build-and-stage-release
-      - promote-release
-      - publish-gradle-plugin
-      - trigger-docs-build
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Create GitHub Release
-        uses: ./.github/actions/create-github-release
-        with:
-          commercial: ${{ vars.COMMERCIAL }}
-          milestone: ${{ needs.build-and-stage-release.outputs.version }}
-          pre-release: true
-          token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
diff --git a/.github/workflows/release-train-build.yml b/.github/workflows/release-train-build.yml
new file mode 100644
index 00000000000..e2789a7dc1c
--- /dev/null
+++ b/.github/workflows/release-train-build.yml
@@ -0,0 +1,93 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Build"
+run-name: "${{ inputs.callback-ref }} – Build"
+"on":
+  workflow_dispatch:
+    inputs:
+      callback:
+        description: "Repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      callback-ref:
+        description: "Ref in the callback repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      release-train-maven-repository-url:
+        description: "URL of a Maven repository to be used to resolve artifacts of projects earlier in the train"
+        required: true
+        type: "string"
+permissions:
+  contents: "read"
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+jobs:
+  build-release:
+    name: "Build Release"
+    runs-on: "ubuntu22-2-8"
+    steps:
+    - name: "Prevent Re-runs"
+      id: "prevent-re-runs"
+      run: |-
+        if [ "$GITHUB_RUN_ATTEMPT" -gt 1 ]; then
+          echo "Re-runs are prohibited. Use the 'Release Train – Retry' workflow to retry build failures"
+          exit 1
+        fi
+    - name: "Set up Java"
+      id: "set-up-java"
+      uses: "actions/setup-java@03ad4de0992f5dab5e18fcb136590ce7c4a0ac95" # v5.6.0
+      with:
+        distribution: "liberica"
+        java-version: "25"
+    - name: "Check Out Code"
+      id: "check-out-code"
+      uses: "actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0" # v7.0.0
+    - name: "Build Release"
+      id: "build-release"
+      uses: "./.github/actions/release-train-build"
+      env:
+        COMMERCIAL_RELEASE_REPO_URL: "${{ vars.COMMERCIAL_RELEASE_REPO_URL }}"
+        COMMERCIAL_REPO_PASSWORD: "${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}"
+        COMMERCIAL_REPO_USERNAME: "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_PASSWORD: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_PASSWORD }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_URL: "${{ inputs.release-train-maven-repository-url }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_USERNAME: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_USERNAME }}"
+    - name: "Upload Deployment Repository"
+      id: "upload-deployment-repository"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        name: "deployment-repository"
+        path: "deployment-repository/**"
+    - name: "Upload Deployment Spec"
+      id: "upload-deployment-spec"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        archive: "false"
+        if-no-files-found: "ignore"
+        name: "deployment-spec"
+        path: ".github/actions/release-train-build/deployment-spec.yml"
+    - name: "Save Build System Caches"
+      id: "save-build-system-caches"
+      uses: "actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9" # v6.1.0
+      with:
+        key: "release-train-${{ inputs.callback-ref }}-${{ github.ref_name }}"
+        path: |-
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+    - name: "Send Callback"
+      id: "send-callback"
+      if: "${{ !cancelled() }}"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run callback \
+        --repo ${{ inputs.callback }} \
+        --ref ${{ inputs.callback-ref }} \
+        --field commit-hash=${{ steps.check-out-code.outputs.commit }} \
+        --field deployment-repository-artifact-identifier=${{ steps.upload-deployment-repository.outputs.artifact-id }} \
+        --field deployment-spec-artifact-identifier=${{ steps.upload-deployment-spec.outputs.artifact-id }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }} \
+        --field result=${{ job.status == 'success' && 'built' || 'build-failed' }} \
+        --field workflow-run-url=${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
diff --git a/.github/workflows/release-train-join.yml b/.github/workflows/release-train-join.yml
new file mode 100644
index 00000000000..729914b3f90
--- /dev/null
+++ b/.github/workflows/release-train-join.yml
@@ -0,0 +1,55 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Join"
+run-name: "${{ inputs.release-train }} – Join"
+"on":
+  workflow_dispatch:
+    inputs:
+      deployment-destination:
+        description: "Destination to which the release should be deployed"
+        options:
+        - "Maven Central"
+        - "Spring Enterprise"
+        required: true
+        type: "choice"
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  join-release-train:
+    name: "Join Release Train"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Join Release Train"
+      id: "join-release-train"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run join \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field commit-hash=${{ github.sha }} \
+          --field deployment-destination=${{ inputs.deployment-destination == 'Maven Central' && 'maven-central' || 'spring-enterprise' }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code
diff --git a/.github/workflows/release-train-leave.yml b/.github/workflows/release-train-leave.yml
new file mode 100644
index 00000000000..bc0be6711a7
--- /dev/null
+++ b/.github/workflows/release-train-leave.yml
@@ -0,0 +1,46 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Leave"
+run-name: "${{ inputs.release-train }} – Leave"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  leave:
+    name: "Leave"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Leave"
+      id: "leave"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run leave \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code
diff --git a/.github/workflows/release-train-ready.yml b/.github/workflows/release-train-ready.yml
new file mode 100644
index 00000000000..794a29a6292
--- /dev/null
+++ b/.github/workflows/release-train-ready.yml
@@ -0,0 +1,47 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Ready"
+run-name: "${{ inputs.release-train }} – Ready"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  ready:
+    name: "Ready"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Ready"
+      id: "ready"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        run_url=$(
+          gh workflow run ready \
+          --repo ${{ inputs.release-train-repository }} \
+          --ref ${{ inputs.release-train }} \
+          --field commit-hash=${{ github.sha }} \
+          --field release-branch=${{ github.ref_name }} \
+          --field release-repository=${{ github.repository }}
+        )
+        echo "Dispatched workflow run. Waiting for $run_url to complete."
+        run_id=${run_url##*/}
+        watch_exit_code=0
+        gh run watch $run_id --repo ${{ inputs.release-train-repository }} --exit-status --interval=3 > /dev/null 2>&1 || watch_exit_code=$?
+        if [[ $watch_exit_code -eq 0 ]]; then
+          echo "Workflow run succeeded."
+        else
+          echo "Workflow run failed."
+        fi
+        exit $watch_exit_code
diff --git a/.github/workflows/release-train-retry.yml b/.github/workflows/release-train-retry.yml
new file mode 100644
index 00000000000..539ccfd2504
--- /dev/null
+++ b/.github/workflows/release-train-retry.yml
@@ -0,0 +1,34 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Retry"
+run-name: "${{ inputs.release-train }} – Retry"
+"on":
+  workflow_dispatch:
+    inputs:
+      release-train:
+        description: "Release train"
+        required: true
+        type: "string"
+      release-train-repository:
+        default: "spring-io/release-train"
+        description: "Release train repository"
+        required: true
+        type: "string"
+permissions:
+  contents: "none"
+jobs:
+  trigger-retry:
+    name: "Trigger Retry"
+    runs-on: "ubuntu-latest"
+    steps:
+    - name: "Trigger Retry"
+      id: "trigger-retry"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run retry \
+        --repo ${{ inputs.release-train-repository }} \
+        --ref ${{ inputs.release-train }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }}
diff --git a/.github/workflows/release-train-test.yml b/.github/workflows/release-train-test.yml
new file mode 100644
index 00000000000..b10767ae6e2
--- /dev/null
+++ b/.github/workflows/release-train-test.yml
@@ -0,0 +1,91 @@
+# This file was auto-generated by github-actions-workflow-generator 0.0.6. Do not edit.
+# To update it, modify .github/workflow-generator.yml as needed and re-run the generator.
+
+name: "Release Train – Test"
+run-name: "${{ inputs.callback-ref }} – Test"
+"on":
+  workflow_dispatch:
+    inputs:
+      callback:
+        description: "Repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      callback-ref:
+        description: "Ref in the callback repository to which a callback should be made upon completion"
+        required: true
+        type: "string"
+      release-train-maven-repository-url:
+        description: "URL of a Maven repository to be used to resolve artifacts of projects earlier in the train"
+        required: true
+        type: "string"
+permissions:
+  contents: "read"
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+jobs:
+  test-release:
+    name: "Test Release"
+    runs-on: "ubuntu22-4-16"
+    steps:
+    - name: "Prevent Re-runs"
+      id: "prevent-re-runs"
+      run: |-
+        if [ "$GITHUB_RUN_ATTEMPT" -gt 1 ]; then
+          echo "Re-runs are prohibited. Use the 'Release Train – Retry' workflow to retry test failures"
+          exit 1
+        fi
+    - name: "Free Disk Space"
+      id: "free-disk-space"
+      if: "${{ runner.os == 'Linux' }}"
+      uses: "jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be" # v1.3.1
+      with:
+        docker-images: "false"
+        tool-cache: "true"
+    - name: "Set up Java"
+      id: "set-up-java"
+      uses: "actions/setup-java@03ad4de0992f5dab5e18fcb136590ce7c4a0ac95" # v5.6.0
+      with:
+        distribution: "liberica"
+        java-version: "25"
+    - name: "Check Out Code"
+      id: "check-out-code"
+      uses: "actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0" # v7.0.0
+    - name: "Restore Build System Caches"
+      id: "restore-build-system-caches"
+      uses: "actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9" # v6.1.0
+      with:
+        key: "release-train-${{ inputs.callback-ref }}-${{ github.ref_name }}"
+        path: |-
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+    - name: "Test Release"
+      id: "test-release"
+      uses: "./.github/actions/release-train-test"
+      env:
+        COMMERCIAL_RELEASE_REPO_URL: "${{ vars.COMMERCIAL_RELEASE_REPO_URL }}"
+        COMMERCIAL_REPO_PASSWORD: "${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}"
+        COMMERCIAL_REPO_USERNAME: "${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_PASSWORD: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_PASSWORD }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_URL: "${{ inputs.release-train-maven-repository-url }}"
+        RELEASE_TRAIN_MAVEN_REPOSITORY_USERNAME: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_MAVEN_REPOSITORY_USERNAME }}"
+    - name: "Send Callback"
+      id: "send-callback"
+      if: "${{ !cancelled() }}"
+      env:
+        GH_TOKEN: "${{ secrets.RELEASE_TRAIN_PARTICIPANT_GITHUB_TOKEN }}"
+      run: |-
+        gh workflow run callback \
+        --repo ${{ inputs.callback }} \
+        --ref ${{ inputs.callback-ref }} \
+        --field commit-hash=${{ steps.check-out-code.outputs.commit }} \
+        --field release-branch=${{ github.ref_name }} \
+        --field release-repository=${{ github.repository }} \
+        --field result=${{ job.status == 'success' && 'tested' || 'test-failed' }} \
+        --field workflow-run-url=${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
+    - name: "Upload Build System Reports"
+      id: "upload-build-system-reports"
+      if: "${{ failure() }}"
+      uses: "actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a" # v7.0.1
+      with:
+        name: "build-system-reports"
+        path: "**/build/reports"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
deleted file mode 100644
index 1c29dbaeaf8..00000000000
--- a/.github/workflows/release.yml
+++ /dev/null
@@ -1,179 +0,0 @@
-name: Release
-on:
-  push:
-    tags:
-      - v4.1.[0-9]+
-permissions:
-  contents: read
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-jobs:
-  build-and-stage-release:
-    name: Build and Stage Release
-    if: ${{ github.repository == 'spring-projects/spring-boot' || github.repository == 'spring-projects/spring-boot-commercial' }}
-    runs-on: ${{ vars.UBUNTU_MEDIUM || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Build and Publish
-        id: build-and-publish
-        uses: ./.github/actions/build
-        with:
-          commercial-release-repository-url: ${{ vars.COMMERCIAL_RELEASE_REPO_URL }}
-          commercial-repository-password: ${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}
-          commercial-repository-username: ${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}
-          commercial-snapshot-repository-url: ${{ vars.COMMERCIAL_SNAPSHOT_REPO_URL }}
-          develocity-access-key: ${{ secrets.DEVELOCITY_ACCESS_KEY }}
-          gradle-cache-read-only: false
-          publish: true
-      - name: Stage Release
-        uses: spring-io/artifactory-deploy-action@9cb1c7df78cd8d1223de1dde974819fa6378af9f # v0.0.6
-        with:
-          build-name: ${{ vars.COMMERCIAL && format('spring-boot-commercial-{0}', steps.build-and-publish.outputs.version) || format('spring-boot-{0}', steps.build-and-publish.outputs.version) }}
-          folder: 'deployment-repository'
-          password: ${{ vars.COMMERCIAL && secrets.COMMERCIAL_ARTIFACTORY_PASSWORD || secrets.ARTIFACTORY_PASSWORD }}
-          project: ${{ vars.COMMERCIAL && 'spring' }}
-          repository: ${{ vars.COMMERCIAL && 'spring-enterprise-maven-stage-local' || 'libs-staging-local' }}
-          signing-key: ${{ secrets.GPG_PRIVATE_KEY }}
-          signing-passphrase: ${{ secrets.GPG_PASSPHRASE }}
-          threads: 8
-          uri: ${{ vars.COMMERCIAL_DEPLOY_REPO_URL || 'https://repo.spring.io' }}
-          username: ${{ vars.COMMERCIAL && secrets.COMMERCIAL_ARTIFACTORY_USERNAME || secrets.ARTIFACTORY_USERNAME }}
-      - name: Send Notification
-        if: failure()
-        uses: ./.github/actions/send-notification
-        with:
-          run-name: ${{ format('{0} | Release Staging | {1}', github.ref_name, inputs.version) }}
-          status: ${{ job.status }}
-          webhook-url: ${{ secrets.GOOGLE_CHAT_WEBHOOK_URL }}
-    outputs:
-      version: ${{ steps.build-and-publish.outputs.version }}
-  verify:
-    name: Verify
-    needs: build-and-stage-release
-    uses: ./.github/workflows/verify.yml
-    secrets:
-      commercial-repository-password: ${{ secrets.COMMERCIAL_ARTIFACTORY_PASSWORD }}
-      commercial-repository-username: ${{ secrets.COMMERCIAL_ARTIFACTORY_USERNAME }}
-      google-chat-webhook-url: ${{ secrets.GOOGLE_CHAT_WEBHOOK_URL }}
-      opensource-repository-password: ${{ secrets.ARTIFACTORY_PASSWORD }}
-      opensource-repository-username: ${{ secrets.ARTIFACTORY_USERNAME }}
-      token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
-    with:
-      staging: true
-      version: ${{ needs.build-and-stage-release.outputs.version }}
-  sync-to-maven-central:
-    name: Sync to Maven Central
-    if: ${{ !vars.COMMERCIAL }}
-    needs:
-      - build-and-stage-release
-      - verify
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Sync to Maven Central
-        uses: ./.github/actions/sync-to-maven-central
-        with:
-          central-token-password: ${{ secrets.CENTRAL_TOKEN_PASSWORD }}
-          central-token-username: ${{ secrets.CENTRAL_TOKEN_USERNAME }}
-          jfrog-cli-config-token: ${{ secrets.JF_ARTIFACTORY_SPRING }}
-          spring-boot-version: ${{ needs.build-and-stage-release.outputs.version }}
-  promote-release:
-    name: Promote Release
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Set up JFrog CLI
-        uses: jfrog/setup-jfrog-cli@68c0efdc951dd2359bbbfa15c48bc67b3ae8e4d6 # v5.2.0
-        env:
-          JF_ENV_SPRING: ${{ vars.COMMERCIAL && secrets.COMMERCIAL_JF_ARTIFACTORY_SPRING || secrets.JF_ARTIFACTORY_SPRING }}
-      - name: Promote open source build
-        if: ${{ !vars.COMMERCIAL }}
-        run: jfrog rt build-promote ${{ format('spring-boot-{0}', needs.build-and-stage-release.outputs.version)}} ${{ github.run_number }} libs-release-local
-      - name: Promote commercial build
-        if: ${{ vars.COMMERCIAL }}
-        run: jfrog rt build-promote ${{ format('spring-boot-commercial-{0}', needs.build-and-stage-release.outputs.version)}} ${{ github.run_number }} spring-enterprise-maven-prod-local --project spring
-  publish-gradle-plugin:
-    name: Publish Gradle Plugin
-    if: ${{ !vars.COMMERCIAL }}
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Publish
-        uses: ./.github/actions/publish-gradle-plugin
-        with:
-          gradle-plugin-publish-key: ${{ secrets.GRADLE_PLUGIN_PUBLISH_KEY }}
-          gradle-plugin-publish-secret: ${{ secrets.GRADLE_PLUGIN_PUBLISH_SECRET }}
-          jfrog-cli-config-token: ${{ secrets.JF_ARTIFACTORY_SPRING }}
-          plugin-version: ${{ needs.build-and-stage-release.outputs.version }}
-  publish-to-sdkman:
-    name: Publish to SDKMAN!
-    if: ${{ !vars.COMMERCIAL }}
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Publish to SDKMAN!
-        uses: ./.github/actions/publish-to-sdkman
-        with:
-          make-default: true
-          sdkman-consumer-key: ${{ secrets.SDKMAN_CONSUMER_KEY }}
-          sdkman-consumer-token: ${{ secrets.SDKMAN_CONSUMER_TOKEN }}
-          spring-boot-version: ${{ needs.build-and-stage-release.outputs.version }}
-  update-homebrew-tap:
-    name: Update Homebrew Tap
-    needs:
-      - build-and-stage-release
-      - sync-to-maven-central
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Update Homebrew Tap
-        uses: ./.github/actions/update-homebrew-tap
-        with:
-          spring-boot-version: ${{ needs.build-and-stage-release.outputs.version }}
-          token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}
-  trigger-docs-build:
-    name: Trigger Docs Build
-    needs:
-      - build-and-stage-release
-      - promote-release
-    permissions:
-      actions: write
-    runs-on: ubuntu-latest
-    steps:
-      - name: Run Deploy Docs Workflow
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh workflow run deploy-docs.yml --repo ${{ github.repository }} -r docs-build -f build-refname=${{ github.ref_name }} -f build-version=${{ needs.build-and-stage-release.outputs.version }}
-  create-github-release:
-    name: Create GitHub Release
-    needs:
-      - build-and-stage-release
-      - promote-release
-      - publish-gradle-plugin
-      - publish-to-sdkman
-      - trigger-docs-build
-      - update-homebrew-tap
-    runs-on: ${{ vars.UBUNTU_SMALL || 'ubuntu-latest' }}
-    steps:
-      - name: Check Out Code
-        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - name: Create GitHub Release
-        uses: ./.github/actions/create-github-release
-        with:
-          commercial: ${{ vars.COMMERCIAL }}
-          latest: true
-          milestone: ${{ needs.build-and-stage-release.outputs.version }}
-          token: ${{ secrets.GH_ACTIONS_REPO_TOKEN }}