Add GraalVM native image

README.md

@@ -9,6 +9,14 @@ cd app/build/install/app-shadow
 
 Move the executable somewhere in your $PATH
 
+Or build a native image with GraalVM
+
+```bash
+./gradlew installShadowDist
+cd app/build/install/app-shadow/lib
+native-image --no-fallback -R:MaxNewSize=32 -jar scaffold.jar
+```
+
 ## Usage
 
 ### Create a generator

app/resources/META-INF/native-image/reflect-config.json

@@ -0,0 +1,5 @@
+[
+{
+  "name":"com.electronwill.nightconfig.toml.TomlFormat"
+}
+]

app/resources/META-INF/native-image/resource-config.json

@@ -0,0 +1,5 @@
+{
+  "resources":{
+  "includes":[{"pattern":"\\QMETA-INF/services/org.slf4j.spi.SLF4JServiceProvider\\E"}]},
+  "bundles":[]
+}

buildSrc/src/main/kotlin/java-convention.gradle.kts

@@ -12,8 +12,8 @@ repositories {
 }
 
 java {
-    targetCompatibility = JavaVersion.toVersion(15)
-    sourceCompatibility = JavaVersion.toVersion(15)
+    targetCompatibility = JavaVersion.toVersion(11)
+    sourceCompatibility = JavaVersion.toVersion(11)
 }
 
 tasks.withType<JavaCompile> {

buildSrc/src/main/kotlin/kotlin-convention.gradle.kts

@@ -17,7 +17,7 @@ tasks.withType<Test> {
 
 tasks.withType<KotlinCompile> {
     kotlinOptions {
-        jvmTarget = "15"
+        jvmTarget = "11"
         javaParameters = true
         freeCompilerArgs = listOf("-Xopt-in=kotlin.RequiresOptIn")
     }