Add dependencies and related licenses

bindings/java/build.gradle.kts

@@ -1,16 +1,28 @@
+import net.ltgt.gradle.errorprone.CheckSeverity
+import net.ltgt.gradle.errorprone.errorprone
+
 plugins {
     java
     application
+    id("net.ltgt.errorprone") version "4.1.0"
 }
 
 group = "org.github.tursodatabase"
 version = "0.0.1-SNAPSHOT"
 
+java {
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
+}
+
 repositories {
     mavenCentral()
 }
 
 dependencies {
+    errorprone("com.uber.nullaway:nullaway:0.12.3")
+    errorprone("com.google.errorprone:error_prone_core:2.36.0")
+
     testImplementation(platform("org.junit:junit-bom:5.10.0"))
     testImplementation("org.junit.jupiter:junit-jupiter")
     testImplementation("org.assertj:assertj-core:3.27.0")
@@ -30,5 +42,24 @@ application {
 tasks.test {
     useJUnitPlatform()
     // In order to find rust built file under resources, we need to set it as system path
-    systemProperty("java.library.path", "${System.getProperty("java.library.path")}:$projectDir/src/test/resources/limbo/debug")
+    systemProperty(
+        "java.library.path",
+        "${System.getProperty("java.library.path")}:$projectDir/src/test/resources/limbo/debug"
+    )
+}
+
+tasks.withType<JavaCompile> {
+    options.errorprone {
+        check("NullAway", CheckSeverity.ERROR)
+        option("NullAway:AnnotatedPackages", "org.github.tursodatabase")
+        option(
+            "NullAway:CustomNullableAnnotations",
+            "org.github.tursodatabase.annotations.Nullable,org.github.tursodatabase.annotations.SkipNullableCheck"
+        )
+    }
+    if (name.lowercase().contains("test")) {
+        options.errorprone {
+            disable("NullAway")
+        }
+    }
 }