feat: migrate all commands to use typer framework

pyproject.toml

@@ -27,7 +27,7 @@ dependencies = [
         "furo",
         "invoke",
         "psycopg2",
-        "rattail[auth,db,bouncer]",
+        "rattail[db,bouncer]",
         "Sphinx",
         "Tailbone",
         "tox",
@@ -35,7 +35,7 @@ dependencies = [
 
 
 [project.scripts]
-rattail_tutorial = "rattail_tutorial.commands:main"
+rattail_tutorial = "rattail_tutorial.commands:rattail_tutorial_typer"
 
 
 [project.entry-points."paste.app_factory"]

rattail_tutorial/commands.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2019 Lance Edgar
+#  Copyright © 2010-2024 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -26,11 +26,29 @@ Rattail Tutorial commands
 
 import sys
 
-from rattail import commands
+import typer
 
+from rattail import commands
+from rattail.commands.typer import make_typer
 from rattail_tutorial import __version__
 
 
+rattail_tutorial_typer = make_typer(
+    name='rattail_tutorial',
+    help="Rattail Tutorial (custom Rattail system)"
+)
+
+
+@rattail_tutorial_typer.command()
+def hello(
+        ctx: typer.Context,
+):
+    """
+    The requisite 'hello world' example
+    """
+    sys.stdout.write("hello world!\n")
+
+
 def main(*args):
     """
     Main entry point for Rattail Tutorial command system