Most slash command support completed, needs some debugging (and reindent)

docs/conf.py

@@ -355,7 +355,7 @@ texinfo_documents = [
 #texinfo_no_detailmenu = False
 
 def setup(app):
-  if app.config.language == 'ja':
-    app.config.intersphinx_mapping['py'] = ('https://docs.python.org/ja/3', None)
-    app.config.html_context['discord_invite'] = 'https://discord.gg/nXzj3dg'
-    app.config.resource_links['discord'] = 'https://discord.gg/nXzj3dg'
+    if app.config.language == 'ja':
+        app.config.intersphinx_mapping['py'] = ('https://docs.python.org/ja/3', None)
+        app.config.html_context['discord_invite'] = 'https://discord.gg/nXzj3dg'
+        app.config.resource_links['discord'] = 'https://discord.gg/nXzj3dg'

docs/extensions/details.py

@@ -52,4 +52,3 @@ def setup(app):
     app.add_node(details, html=(visit_details_node, depart_details_node))
     app.add_node(summary, html=(visit_summary_node, depart_summary_node))
     app.add_directive('details', DetailsDirective)
-

docs/extensions/nitpick_file_ignorer.py

@@ -5,7 +5,7 @@ from sphinx.util import logging as sphinx_logging
 
 
 class NitpickFileIgnorer(logging.Filter):
-    
+
     def __init__(self, app: Sphinx) -> None:
         self.app = app
         super().__init__()