add linting configuration and script

Author: alexanderwiederin

bindings/kotlin/ldk-node-android/lib/build.gradle.kts

@@ -10,6 +10,7 @@ plugins {
 
     id("maven-publish")
     id("signing")
+    id("org.jlleitschuh.gradle.ktlint") version "11.6.1"
 }
 
 repositories {
@@ -106,3 +107,11 @@ signing {
 //    useInMemoryPgpKeys(signingKeyId, signingKey, signingPassword)
     sign(publishing.publications)
 }
+
+ktlint {
+    filter {
+        exclude { entry ->
+            entry.file.toString().contains("main")
+        }
+    }
+}

bindings/kotlin/ldk-node-jvm/lib/build.gradle.kts

@@ -12,6 +12,7 @@ plugins {
     id("java-library")
     id("maven-publish")
     id("signing")
+    id("org.jlleitschuh.gradle.ktlint") version "11.6.1"
 }
 
 repositories {
@@ -111,3 +112,11 @@ signing {
 //    useInMemoryPgpKeys(signingKeyId, signingKey, signingPassword)
     sign(publishing.publications)
 }
+
+ktlint {
+    filter {
+        exclude { entry ->
+            entry.file.toString().contains("main")
+        }
+    }
+}

scripts/format_kotlin.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+LDK_NODE_ANDROID_DIR="bindings/kotlin/ldk-node-android"
+LDK_NODE_JVM_DIR="bindings/kotlin/ldk-node-jvm"
+
+# Run ktlintFormat in ldk-node-android
+(
+  cd $LDK_NODE_ANDROID_DIR || exit 1
+  ./gradlew ktlintFormat
+)
+
+# Run ktlintFormat in ldk-node-jvm
+(
+  cd $LDK_NODE_JVM_DIR || exit 1
+  ./gradlew ktlintFormat
+)