package: disallow plugins in subdirectories

Author: abextm

package/src/main/java/net/runelite/pluginhub/packager/Packager.java

@@ -193,6 +193,12 @@ private void buildPlugin(File plugin)
 		{
 			try
 			{
+				if (!PLUGIN_ROOT.equals(p.getPluginCommitDescriptor().getParentFile()))
+				{
+					throw PluginBuildException.of(p, "Plugin cannot be in a subdirectory")
+						.withFile(p.getPluginCommitDescriptor());
+				}
+
 				PluginHubManifest.JarData oldJarData = this.oldJarData.get(p.getInternalName());
 				if (isIncrementalRebuild && oldJarData != null)
 				{

package/src/main/java/net/runelite/pluginhub/packager/Plugin.java

@@ -143,6 +143,7 @@ public class Plugin implements Closeable
 		}
 	}
 
+	@Getter
 	private final File pluginCommitDescriptor;
 
 	@Getter