Added local test file.

test.py

+from polygonqueryonraster.app import GeoTIFFService
+
+if __name__ == "__main__":
+
+
+    data_directory = 'geodata/data'  # Specify your local data directory
+    port_number = 3307  # Specify the custom port number
+    categorical = True  # Specify whether the analysis is categorical
+
+    service = GeoTIFFService(directory=data_directory, port=port_number, categorical=categorical)
+    service.run()
+