diff --git a/pom.xml b/pom.xml
index 0f43a98f0..ce92ea579 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,28 +3,35 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.springframework.samples</groupId>
   <artifactId>spring-petclinic</artifactId>
-  <version>3.0.0-SNAPSHOT</version>
+  <version>3.1.0-SNAPSHOT</version>
 
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.0.4</version>
+    <version>3.1.1</version>
   </parent>
   <name>petclinic</name>
 
   <properties>
+
     <!-- Generic properties -->
     <java.version>17</java.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+    <!-- Important for reproducible builds. Update using e.g. ./mvnw versions:set -DnewVersion=... -->
+    <project.build.outputTimestamp>2023-05-10T07:42:50Z</project.build.outputTimestamp>
 
     <!-- Web dependencies -->
     <webjars-bootstrap.version>5.2.3</webjars-bootstrap.version>
     <webjars-font-awesome.version>4.7.0</webjars-font-awesome.version>
 
-    <jacoco.version>0.8.8</jacoco.version>
+    <checkstyle.version>10.11.0</checkstyle.version>
+    <jacoco.version>0.8.10</jacoco.version>
+    <libsass.version>0.2.29</libsass.version>
+    <lifecycle-mapping>1.0.0</lifecycle-mapping>
+    <maven-checkstyle.version>3.2.2</maven-checkstyle.version>
     <nohttp-checkstyle.version>0.0.11</nohttp-checkstyle.version>
-    <spring-format.version>0.0.38</spring-format.version>
+    <spring-format.version>0.0.39</spring-format.version>
 
   </properties>
 
@@ -76,7 +83,7 @@
       <artifactId>postgresql</artifactId>
       <scope>runtime</scope>
     </dependency>
-   
+
     <!-- caching -->
     <dependency>
       <groupId>javax.cache</groupId>
@@ -103,7 +110,27 @@
     <dependency>
       <groupId>org.springframework.boot</groupId>
       <artifactId>spring-boot-devtools</artifactId>
-      <optional>true</optional>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-testcontainers</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-docker-compose</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.testcontainers</groupId>
+      <artifactId>junit-jupiter</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.testcontainers</groupId>
+      <artifactId>mysql</artifactId>
+      <scope>test</scope>
     </dependency>
 
     <dependency>
@@ -113,8 +140,40 @@
 
   </dependencies>
 
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>org.testcontainers</groupId>
+        <artifactId>testcontainers-bom</artifactId>
+        <version>${testcontainers.version}</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
   <build>
     <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-enforcer-plugin</artifactId>
+        <executions>
+          <execution>
+            <id>enforce-java</id>
+            <goals>
+              <goal>enforce</goal>
+            </goals>
+            <configuration>
+              <rules>
+                <requireJavaVersion>
+                  <message>This build requires at least Java ${java.version}, update your JVM, and run the build again</message>
+                  <version>${java.version}</version>
+                </requireJavaVersion>
+              </rules>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
       <plugin>
         <groupId>io.spring.javaformat</groupId>
         <artifactId>spring-javaformat-maven-plugin</artifactId>
@@ -131,12 +190,12 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>3.9.1</version>
+        <version>${maven-checkstyle.version}</version>
         <dependencies>
           <dependency>
             <groupId>com.puppycrawl.tools</groupId>
             <artifactId>checkstyle</artifactId>
-            <version>10.8.1</version>
+            <version>${checkstyle.version}</version>
           </dependency>
           <dependency>
             <groupId>io.spring.nohttp</groupId>
@@ -151,7 +210,6 @@
             <configuration>
               <configLocation>src/checkstyle/nohttp-checkstyle.xml</configLocation>
               <suppressionsLocation>src/checkstyle/nohttp-checkstyle-suppressions.xml</suppressionsLocation>
-              <encoding>UTF-8</encoding>
               <sourceDirectories>${basedir}</sourceDirectories>
               <includes>**/*</includes>
               <excludes>**/.git/**/*,**/.idea/**/*,**/target/**/,**/.flattened-pom.xml,**/*.class</excludes>
@@ -180,8 +238,8 @@
               <additionalProperties>
                 <encoding.source>${project.build.sourceEncoding}</encoding.source>
                 <encoding.reporting>${project.reporting.outputEncoding}</encoding.reporting>
-                <java.source>${maven.compiler.source}</java.source>
-                <java.target>${maven.compiler.target}</java.target>
+                <java.source>${java.version}</java.source>
+                <java.target>${java.version}</java.target>
               </additionalProperties>
             </configuration>
           </execution>
@@ -299,7 +357,7 @@
           <plugin>
             <groupId>com.gitlab.haynes</groupId>
             <artifactId>libsass-maven-plugin</artifactId>
-            <version>0.2.29</version>
+            <version>${libsass.version}</version>
             <executions>
               <execution>
                 <phase>generate-resources</phase>
@@ -333,7 +391,7 @@
             <plugin>
               <groupId>org.eclipse.m2e</groupId>
               <artifactId>lifecycle-mapping</artifactId>
-              <version>1.0.0</version>
+              <version>${lifecycle-mapping}</version>
               <configuration>
                 <lifecycleMappingMetadata>
                   <pluginExecutions>