Added kotlin support and hello world example (EngFlow#44)

WORKSPACE

@@ -167,3 +167,17 @@ load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_depe
 go_rules_dependencies()
 
 go_register_toolchains(version = "1.19.3")
+
+http_archive(
+    name = "io_bazel_rules_kotlin",
+    sha256 = "a57591404423a52bd6b18ebba7979e8cd2243534736c5c94d35c89718ea38f94",
+    urls = ["https://github.com/bazelbuild/rules_kotlin/releases/download/v1.6.0/rules_kotlin_release.tgz"],
+)
+
+load("@io_bazel_rules_kotlin//kotlin:repositories.bzl", "kotlin_repositories")
+
+kotlin_repositories()
+
+load("@io_bazel_rules_kotlin//kotlin:core.bzl", "kt_register_toolchains")
+
+kt_register_toolchains()

kotlin/BUILD

@@ -0,0 +1,7 @@
+load("@io_bazel_rules_kotlin//kotlin:jvm.bzl", "kt_jvm_binary")
+
+kt_jvm_binary(
+    name = "kotlin",
+    srcs = glob(["*.kt"]),
+    main_class = "example.MainKt",
+)

kotlin/Main.kt

@@ -0,0 +1,5 @@
+package example
+
+fun main() {
+    println("Hello, World!")
+}