Generate IDE run configs on a per config basis. Allows for much finer grain control over what run configs are generated.

Defaults to generate all run configs on the root project.

src/main/java/net/fabricmc/loom/task/GenIdeaProjectTask.java

@@ -84,6 +84,10 @@ public class GenIdeaProjectTask extends AbstractLoomTask {
 		}
 
 		for (RunConfigSettings settings : getExtension().getRunConfigs()) {
+			if (!settings.shouldGenerateIDEConfig()) {
+				continue;
+			}
+
 			runManager.appendChild(RunConfig.runConfig(project, settings).genRuns(runManager));
 			settings.makeRunDir();
 		}