Added experimental script.

scripts/authoring-client.py

@@ -0,0 +1,17 @@
+# /// script
+# requires-python = ">=3.11"
+# dependencies = [
+#   "click",
+# ]
+# ///
+
+import click
+
+
+@click.command()
+def main():
+    print("Hello, world!")
+
+
+if __name__ == "__main__":
+    main()