Preparation for plugins

plugin-api/build.gradle.kts

@@ -0,0 +1,21 @@
+plugins {
+    kotlin("jvm")
+}
+
+group = "de.grimsi.gameyfin"
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    // PF4J (shared)
+    api("org.pf4j:pf4j:${rootProject.extra["pf4jVersion"]}")
+
+    // Test dependencies
+    testImplementation(kotlin("test"))
+}
+
+tasks.test {
+    useJUnitPlatform()
+}