chore: Add code formatter (#76)

Most of the changes are due to running `./gradlew spotlessApply`

Author: erezrokah

lib/build.gradle

@@ -2,6 +2,7 @@ plugins {
     id 'java-library'
     id "io.freefair.lombok" version "8.2.2"
     id "maven-publish"
+    id "com.diffplug.spotless" version "6.20.0"
 }
 
 ext {
@@ -96,4 +97,10 @@ task runMemDBServe(type: JavaExec) {
     classpath = sourceSets.main.runtimeClasspath
     main = javaMainClass
     args = ["serve"]
+}
+
+spotless {
+  java {
+    googleJavaFormat()
+  }
 }

lib/src/main/java/io/cloudquery/MainClass.java

@@ -4,9 +4,9 @@
 import io.cloudquery.server.PluginServe;
 
 public class MainClass {
-    public static void main(String[] args) {
-        PluginServe serve = PluginServe.builder().plugin(new MemDB()).args(args).build();
-        int exitCode = serve.Serve();
-        System.exit(exitCode);
-    }
+  public static void main(String[] args) {
+    PluginServe serve = PluginServe.builder().plugin(new MemDB()).args(args).build();
+    int exitCode = serve.Serve();
+    System.exit(exitCode);
+  }
 }