add first structure

scripts/generate_schema.pyi

@@ -0,0 +1,14 @@
+from typing import IO, Any
+
+import click
+
+def generate_schema_from_click(
+  cmd: click.Group | click.Command,
+  additional_properties: bool,
+) -> dict[str, Any]: ...
+def generate_node_from_click(
+  cmd: click.Group | click.Command,
+  additional_properties: bool,
+) -> dict[str, Any]: ...
+@click.command
+def main(schemastore: bool, outfile: IO[str]) -> None: ...