Rename and update project to java 21 and newer spring versions

pom.xml

@@ -1,20 +1,23 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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>
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.6.2</version>
-		<relativePath/> <!-- lookup parent from repository -->
+		<version>3.4.5</version>
+		<relativePath/>
+		<!-- lookup parent from repository -->
 	</parent>
-	<groupId>com.carService</groupId>
-	<artifactId>demo</artifactId>
-	<version>0.0.1-SNAPSHOT</version>
-	<name>demo</name>
-	<description>Demo project for Spring Boot</description>
+	<groupId>com.carInsurance</groupId>
+	<artifactId>main</artifactId>
+	<version>1.0.0</version>
+	<name>carInsurance</name>
+	<description>Car insurance interest calculator</description>
 	<properties>
-		<java.version>11</java.version>
+		<java.version>21</java.version>
+		<maven.compiler.source>21</maven.compiler.source>
+		<maven.compiler.target>21</maven.compiler.target>
 	</properties>
 	<dependencies>
 		<dependency>
@@ -31,8 +34,8 @@
 		</dependency>
 
 		<dependency>
-			<groupId>org.postgresql</groupId>
-			<artifactId>postgresql</artifactId>
+			<groupId>org.mariadb.jdbc</groupId>
+			<artifactId>mariadb-java-client</artifactId>
 			<scope>runtime</scope>
 		</dependency>
 		<dependency>
@@ -63,5 +66,4 @@
 			</plugin>
 		</plugins>
 	</build>
-
 </project>