Corrected various JSON read and write issues; modpack install is now created, but folder contents appear to be overridden on launch...

piston.py

@@ -63,7 +63,7 @@ def main(modpack_path):
         logging.info(f"Modpack {modpack_name} ({modpack_id}) not found in install list - creating...")
         install_list[modpack_id] = {
             'created': datetime.datetime.now().strftime('%Y-%m-%dT%H:%M:%S.%f')[:-3] + 'Z',
-            'gameDir': install_path,
+            'gameDir': str(install_path),
             'icon': 'Redstone_Block',
             'javaArgs': '-Xmx4G '
                         '-XX:+UnlockExperimentalVMOptions '
@@ -80,7 +80,7 @@ def main(modpack_path):
             full_profile_setup = json.load(f)
         with open(get_minecraft_folder(sys_root) / 'launcher_profiles.json', 'w') as f:
             full_profile_setup['profiles'] = install_list
-            json.dump(full_profile_setup, f)
+            json.dump(full_profile_setup, f, indent=2)
         logging.info(f"Successfully added mod to installed profile list.")
 
     # Validate file structure compared to mod zip
@@ -92,4 +92,6 @@ def main(modpack_path):
 
 
 if __name__ == '__main__':
+    logging.basicConfig()
+    logging.getLogger().setLevel(logging.DEBUG)
     main(PurePath() / 'testing_data' / 'FusterCluck_test.zip')