@Override
	protected List<ResourceFile> findExtensionInstallationDirectories() {
		File installDir = new File(getUserTempDir(), "ExtensionInstallDir");
		return Collections.singletonList(new ResourceFile(installDir));
	}
Constructs a new Ghidra application layout object with the provided user settings
directory.
<p>
This layout is useful when running Ghidra tests.

@param userSettingsDir The custom user settings directory to use.
@throws FileNotFoundException if there was a problem getting a user directory.
@throws IOException if there was a problem getting the application properties.
Ghidra/Framework/Utility/src/main/java/ghidra/GhidraTestApplicationLayout.java