Add jenkins build

Jenkinsfile

@@ -0,0 +1,41 @@
+pipeline {
+    agent any
+    tools {
+        maven 'Maven 3'
+        jdk 'Java 8'
+    }
+    options {
+        buildDiscarder(logRotator(artifactNumToKeepStr: '5'))
+    }
+    stages {
+        stage ('Build') {
+            steps {
+                sh 'git submodule update --init --recursive'
+                sh 'mvn clean package'
+            }
+            post {
+                success {
+                    archiveArtifacts artifacts: 'target/*.jar', excludes: 'target/original-*.jar', fingerprint: true
+                }
+            }
+        }
+
+        stage ('Deploy') {
+            when {
+                branch "master"
+            }
+            steps {
+                sh 'mvn javadoc:jar source:jar deploy -DskipTests'
+            }
+        }
+    }
+
+    post {
+        always {
+            deleteDir()
+            withCredentials([string(credentialsId: 'geyser-discord-webhook', variable: 'DISCORD_WEBHOOK')]) {
+                discordSend description: "**Build:** [${currentBuild.id}](${env.BUILD_URL})\n**Status:** [${currentBuild.currentResult}](${env.BUILD_URL})\n\n[**Artifacts on Jenkins**](https://ci.nukkitx.com/job/GeyserConnect)", footer: 'NukkitX Jenkins', link: env.BUILD_URL, successful: currentBuild.resultIsBetterOrEqualTo('SUCCESS'), title: "${env.JOB_NAME} #${currentBuild.id}", webhookURL: DISCORD_WEBHOOK
+            }
+        }
+    }
+}

pom.xml

@@ -20,6 +20,17 @@
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
 
+    <organization>
+        <name>GeyserMC</name>
+        <url>https://github.com/GeyserMC/GeyserConnect/blob/master/pom.xml</url>
+    </organization>
+
+    <scm>
+        <connection>scm:git:https://github.com/GeyserMC/GeyserConnect.git</connection>
+        <developerConnection>scm:git:git@github.com:GeyserMC/GeyserConnect.git</developerConnection>
+        <url>https://github.com/GeyserMC/GeyserConnect</url>
+    </scm>
+
     <repositories>
         <repository>
             <id>jitpack.io</id>
@@ -28,13 +39,38 @@
         <repository>
             <id>nukkitx-release-repo</id>
             <url>https://repo.nukkitx.com/maven-releases/</url>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
         </repository>
         <repository>
             <id>nukkitx-snapshot-repo</id>
             <url>https://repo.nukkitx.com/maven-snapshots/</url>
+            <releases>
+                <enabled>false</enabled>
+            </releases>
+            <snapshots>
+                <enabled>true</enabled>
+            </snapshots>
         </repository>
     </repositories>
 
+    <distributionManagement>
+        <repository>
+            <id>releases</id>
+            <name>nukkitx-releases</name>
+            <url>https://repo.nukkitx.com/maven-releases</url>
+        </repository>
+        <snapshotRepository>
+            <id>snapshots</id>
+            <name>nukkitx-snapshots</name>
+            <url>https://repo.nukkitx.com/maven-snapshots</url>
+        </snapshotRepository>
+    </distributionManagement>
+
     <dependencies>
         <dependency>
             <groupId>org.projectlombok</groupId>