build: Migrate from Gradle to Maven

build.gradle

@@ -1,19 +0,0 @@
-plugins {
-    id 'java'
-}
-
-group = 'dev'
-version = '1.0-SNAPSHOT'
-
-repositories {
-    mavenCentral()
-}
-
-dependencies {
-//    testImplementation platform('org.junit:junit-bom:5.10.0')
-//    testImplementation 'org.junit.jupiter:junit-jupiter'
-}
-
-test {
-    useJUnitPlatform()
-}

pom.xml

@@ -0,0 +1,61 @@
+<?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
+         http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>dev</groupId>
+    <artifactId>WS-07-Multithreading-Basics-and-Hashing</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <properties>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <!-- JUnit dependencies (commented because not using tests yet) -->
+        <!--
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <version>5.10.0</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>5.10.0</version>
+            <scope>test</scope>
+        </dependency>
+        -->
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.11.0</version>
+                <configuration>
+                    <source>17</source>
+                    <target>17</target>
+                </configuration>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>3.2.2</version>
+                <configuration>
+                    <includes>
+                        <include>**/*Test.java</include>
+                    </includes>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

settings.gradle

@@ -1,2 +0,0 @@
-rootProject.name = 'WS-07-Multithreading-Basics-and-Hashing'
-