[ci skip] add test plugin module

test-plugin/build.gradle.kts

@@ -0,0 +1,17 @@
+version = "1.0.0-SNAPSHOT"
+
+dependencies {
+    compileOnly(project(":purpur-api"))
+}
+
+tasks.processResources {
+    val apiVersion = rootProject.providers.gradleProperty("mcVersion").get()
+    val props = mapOf(
+        "version" to project.version,
+        "apiversion" to "\"$apiVersion\"",
+    )
+    inputs.properties(props)
+    filesMatching("paper-plugin.yml") {
+        expand(props)
+    }
+}

test-plugin/src/main/java/org/purpurmc/testplugin/TestPlugin.java

@@ -0,0 +1,12 @@
+package org.purpurmc.testplugin;
+
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class TestPlugin extends JavaPlugin implements Listener {
+
+    @Override
+    public void onEnable() {
+        this.getServer().getPluginManager().registerEvents(this, this);
+    }
+}

test-plugin/src/main/java/org/purpurmc/testplugin/TestPluginBootstrap.java

@@ -0,0 +1,4 @@
+package org.purpurmc.testplugin;
+
+public class TestPluginBootstrap {
+}

test-plugin/src/main/java/org/purpurmc/testplugin/TestPluginLoader.java

@@ -0,0 +1,4 @@
+package org.purpurmc.testplugin;
+
+public class TestPluginLoader {
+}

test-plugin/src/main/resources/paper-plugin.yml

@@ -0,0 +1,12 @@
+name: Purpur-Test-Plugin
+version: ${version}
+main: org.purpurmc.testplugin.TestPlugin
+description: Purpur Test Plugin
+author: PurpurMC
+api-version: ${apiversion}
+load: STARTUP
+bootstrapper: org.purpurmc.testplugin.TestPluginBootstrap
+loader: org.purpurmc.testplugin.TestPluginLoader
+defaultPerm: FALSE
+permissions:
+dependencies: