Update SNAPSHOT to 4.2.1

Bump commons-logging:commons-logging from 1.3.4 to 1.3.5

.github/dco.yml

@@ -0,0 +1,2 @@
+require:
+  members: false

.github/workflows/maven.yml

@@ -5,9 +5,9 @@ name: Build
 
 on:
   push:
-    branches: [ main, 4.1.x, 3.1.x ]
+    branches: [ main, 4.2.x, 4.1.x, 3.1.x ]
   pull_request:
-    branches: [ main, 4.1.x, 3.1.x ]
+    branches: [ main, 4.2.x, 4.1.x, 3.1.x ]
 
 jobs:
   build:
@@ -29,4 +29,4 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-maven-
       - name: Build with Maven
-        run: ./mvnw clean install -B -U -Pspring
+        run: ./mvnw clean install -Pdocs -B -U -Pspring

README.adoc

@@ -45,15 +45,11 @@ tracker for issues and merging pull requests into main. If you want
 to contribute even something trivial please do not hesitate, but
 follow the guidelines below.
 
-[[sign-the-contributor-license-agreement]]
-== Sign the Contributor License Agreement
+[[developer-certificate-of-origin]]
+== Developer Certificate of Origin (DCO)
 
-Before we accept a non-trivial patch or pull request we will need you to sign the
-https://cla.pivotal.io/sign/spring[Contributor License Agreement].
-Signing the contributor's agreement does not grant anyone commit rights to the main
-repository, but it does mean that we can accept your contributions, and you will get an
-author credit if we do.  Active contributors might be asked to join the core team, and
-given the ability to merge pull requests.
+All commits must include a __Signed-off-by__ trailer at the end of each commit message to indicate that the contributor agrees to the Developer Certificate of Origin.
+For additional details, please refer to the blog post https://spring.io/blog/2025/01/06/hello-dco-goodbye-cla-simplifying-contributions-to-spring[Hello DCO, Goodbye CLA: Simplifying Contributions to Spring].
 
 [[code-of-conduct]]
 == Code of Conduct
@@ -233,7 +229,7 @@ Spring Cloud Build brings along the  `basepom:duplicate-finder-maven-plugin`, th
 [[duplicate-finder-configuration]]
 === Duplicate Finder configuration
 
-Duplicate finder is *enabled by default* and will run in the `verify` phase of your Maven build, but it will only take effect in your project if you add the `duplicate-finder-maven-plugin` to the `build` section of the projecst's `pom.xml`.
+Duplicate finder is *enabled by default* and will run in the `verify` phase of your Maven build, but it will only take effect in your project if you add the `duplicate-finder-maven-plugin` to the `build` section of the project's `pom.xml`.
 
 .pom.xml
 [source,xml]

docs/modules/ROOT/partials/contributing.adoc

@@ -6,15 +6,11 @@ tracker for issues and merging pull requests into main. If you want
 to contribute even something trivial please do not hesitate, but
 follow the guidelines below.
 
-[[sign-the-contributor-license-agreement]]
-== Sign the Contributor License Agreement
+[[developer-certificate-of-origin]]
+== Developer Certificate of Origin (DCO)
 
-Before we accept a non-trivial patch or pull request we will need you to sign the
-https://cla.pivotal.io/sign/spring[Contributor License Agreement].
-Signing the contributor's agreement does not grant anyone commit rights to the main
-repository, but it does mean that we can accept your contributions, and you will get an
-author credit if we do.  Active contributors might be asked to join the core team, and
-given the ability to merge pull requests.
+All commits must include a __Signed-off-by__ trailer at the end of each commit message to indicate that the contributor agrees to the Developer Certificate of Origin.
+For additional details, please refer to the blog post https://spring.io/blog/2025/01/06/hello-dco-goodbye-cla-simplifying-contributions-to-spring[Hello DCO, Goodbye CLA: Simplifying Contributions to Spring].
 
 [[code-of-conduct]]
 == Code of Conduct

docs/package.json

@@ -1,10 +1,10 @@
 {
   "dependencies": {
-    "antora": "3.2.0-alpha.6",
+    "antora": "3.2.0-alpha.8",
     "@antora/atlas-extension": "1.0.0-alpha.2",
-    "@antora/collector-extension": "1.0.0",
+    "@antora/collector-extension": "1.0.1",
     "@asciidoctor/tabs": "1.0.0-beta.6",
     "@springio/antora-extensions": "1.14.2",
-    "@springio/asciidoctor-extensions": "1.0.0-alpha.14"
+    "@springio/asciidoctor-extensions": "1.0.0-alpha.16"
   }
 }

docs/pom.xml

@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>4.2.0</version>
+		<version>4.2.1</version>
 	</parent>
 	<properties>
 		<docs.main>spring-cloud-build</docs.main>
@@ -32,7 +32,7 @@
 		<dependency>
 			<groupId>commons-logging</groupId>
 			<artifactId>commons-logging</artifactId>
-			<version>1.3.4</version>
+			<version>1.3.5</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>

pom.xml

@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-build</artifactId>
-	<version>4.2.0</version>
+	<version>4.2.1</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Parent</name>
 	<description>Spring Cloud parent pom, managing plugins and dependencies for Spring
@@ -28,8 +28,8 @@
 		<maven.compiler.target>${java.version}</maven.compiler.target>
 		<main.basedir>${basedir}</main.basedir>
 		<docs.main>${project.artifactId}</docs.main>
-		<spring-boot.version>3.4.0</spring-boot.version>
-		<spring-cloud-build.version>4.2.0</spring-cloud-build.version>
+		<spring-boot.version>3.4.3</spring-boot.version>
+		<spring-cloud-build.version>4.2.1</spring-cloud-build.version>
 		<docs.resources.dir>${project.build.directory}/build-docs</docs.resources.dir>
 		<docs.classes.dir>${project.build.directory}/build-docs-classes</docs.classes.dir>
 		<refdocs.build.directory>${project.build.directory}/refdocs/</refdocs.build.directory>
@@ -57,7 +57,7 @@
 		<puppycrawl-tools-checkstyle.version>9.3</puppycrawl-tools-checkstyle.version>
 		<spring-javaformat.version>0.0.43</spring-javaformat.version>
 		<maven-failsafe-plugin.version>3.5.2</maven-failsafe-plugin.version>
-		<maven-javadoc-plugin.version>3.10.1</maven-javadoc-plugin.version>
+		<maven-javadoc-plugin.version>3.11.2</maven-javadoc-plugin.version>
 		<maven-source-plugin.version>3.3.1</maven-source-plugin.version>
 		<maven-jar-plugin.version>3.4.2</maven-jar-plugin.version>
 		<maven-antrun-plugin.version>3.1.0</maven-antrun-plugin.version>
@@ -138,7 +138,7 @@
 		<copy-missing-html-files.phase>package</copy-missing-html-files.phase>
 		<package-and-attach-docs-zip.phase>package</package-and-attach-docs-zip.phase>
 		<antora-maven-plugin.version>0.0.4</antora-maven-plugin.version>
-		<org-antora-maven-plugin.version>1.0.0-alpha.4</org-antora-maven-plugin.version>
+		<org-antora-maven-plugin.version>1.0.0-alpha.5</org-antora-maven-plugin.version>
 		<node.version>v16.20.2</node.version>
 		<antora-maven-plugin.phase>prepare-package</antora-maven-plugin.phase>
 		<generate-readme.phase>prepare-package</generate-readme.phase>

spring-cloud-build-dependencies/pom.xml

@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-build-dependencies</artifactId>
-	<version>4.2.0</version>
+	<version>4.2.1</version>
 	<name>spring-cloud-build-dependencies</name>
 	<packaging>pom</packaging>
 	<description>Spring Cloud Build Dependencies: an internal BOM for use with Spring
@@ -14,12 +14,12 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-dependencies</artifactId>
-		<version>3.4.0</version>
+		<version>3.4.3</version>
 		<relativePath/>
 	</parent>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<spring-boot.version>3.4.0</spring-boot.version>
+		<spring-boot.version>3.4.3</spring-boot.version>
 		<okhttp.version>4.12.0</okhttp.version>
 		<maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version>
 	</properties>

spring-cloud-build-tools/pom.xml

@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>4.2.0</version>
+		<version>4.2.1</version>
 	</parent>
 	<dependencies>
 		<dependency>

spring-cloud-dependencies-parent/pom.xml

@@ -4,7 +4,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
-	<version>4.2.0</version>
+	<version>4.2.1</version>
 	<artifactId>spring-cloud-dependencies-parent</artifactId>
 	<packaging>pom</packaging>
 	<name>spring-cloud-dependencies-parent</name>