Add karaage script

flake.nix

@@ -20,7 +20,7 @@
 
       in {
         packages = {
-          karaage = mkPoetryApplication {
+          karaage = p2n.mkPoetryApplication {
             projectDir = self;
             overrides = p2n.overrides.withDefaults (final: prev: {
               #nh3 = prev.nh3.override { preferWheel = true; };

karaage/cli.py

@@ -0,0 +1,7 @@
+import os
+import sys
+from django.core.management import execute_from_command_line
+
+def manage():
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'karaage.conf.settings')
+    execute_from_command_line(sys.argv)

manage.py

@@ -22,22 +22,5 @@
 
 if __name__ == "__main__":
     os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'karaage.conf.settings')
-
-    try:
-        from django.core.management import execute_from_command_line
-    except ImportError:
-        # The above import may fail for some other reason. Ensure that the
-        # issue is really that Django is missing to avoid masking other
-        # exceptions on Python 2.
-        execute_from_command_line = None
-        try:
-            import django  # pylint:disable=unused-import
-        except ImportError:
-            django = None
-            raise ImportError(
-                "Couldn't import Django. Are you sure it's installed and "
-                "available on your PYTHONPATH environment variable? Did you "
-                "forget to activate a virtual environment?"
-            )
-        raise
+    from django.core.management import execute_from_command_line
     execute_from_command_line(sys.argv)

pyproject.toml

@@ -66,3 +66,6 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.black]
 line-length = 120
+
+[tool.poetry.scripts]
+karaage = "karaage.cli:manage"