Apply ruff formatting and fix unused import linting errors

Remove unused imports flagged by ruff (F401), apply ruff format across all
files, and restore members.signals side-effect import with noqa: F401 so the
post_save signal that auto-creates Member profiles continues to fire.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

theme/apps.py

@@ -2,4 +2,4 @@ from django.apps import AppConfig
 
 
 class ThemeConfig(AppConfig):
-    name = 'theme'
+    name = "theme"

theme/templatetags/avatar.py

@@ -5,29 +5,33 @@ from django import template
 
 register = template.Library()
 
+
 def calculate_brightness(background_color: dict) -> float:
     """Calculates the brightness of a background image."""
     r_coefficient = 0.241
     g_coefficient = 0.691
     b_coefficient = 0.068
-    
-    return sqrt(r_coefficient ** 2 * background_color["R"] + g_coefficient ** 2 * background_color["G"] + b_coefficient ** 2 * background_color["B"]) * 100
+
+    return sqrt(r_coefficient**2 * background_color["R"] + g_coefficient**2 * background_color["G"] + b_coefficient**2 * background_color["B"]) * 100
+
 
 def foreground(background_color: dict) -> dict:
     """Calculates the foreground color based on the background."""
     black = {"R": 0, "G": 0, "B": 0}
     white = {"R": 255, "G": 255, "B": 255}
-    
+
     return black if calculate_brightness(background_color) > 210 else white
 
+
 def background(text: str) -> dict:
     """Calculates the background color based on the text."""
     hash_value = md5(text.encode("utf-8")).hexdigest()
     hash_value_values = (hash_value[:8], hash_value[8:16], hash_value[16:24])
     background_color = tuple(int(value, 16) % 256 for value in hash_value_values)
-    
+
     return {"R": background_color[0], "G": background_color[1], "B": background_color[2]}
 
+
 @register.inclusion_tag("templatetags/avatar.html")
 def avatar(first_name: str = "", last_name: str = "", initials: str = "", width: str = "md", button: bool = False) -> dict:
     if initials:
@@ -36,14 +40,14 @@ def avatar(first_name: str = "", last_name: str = "", initials: str = "", width:
     else:
         display_name = f"{first_name[0]}{last_name[0]}"
         full_name = f"{first_name} {last_name}"
-        
+
     avatar_background = background(full_name)
     avatar_foreground = foreground(avatar_background)
-    
+
     return {
         "name": display_name,
         "width": width,
         "button": button,
         "background": "#%02x%02x%02x" % (avatar_background["R"], avatar_background["G"], avatar_background["B"]),  # noqa: UP031
         "foreground": "#%02x%02x%02x" % (avatar_foreground["R"], avatar_foreground["G"], avatar_foreground["B"]),  # noqa: UP031
-    }
+    }

theme/templatetags/form_field.py

@@ -4,40 +4,41 @@ from typing import Optional
 
 register = template.Library()
 
+
 @register.inclusion_tag("templatetags/field.html")
 def form_field(field: BoundField, label: Optional[str] = None, help_text: Optional[str] = None, show_label: bool = True, show_help_text: bool = True, show_placeholder: bool = True, show_as_toggle: bool = False, size: str = "full") -> dict:
     if label is not None:
         field.label = label
-        
+
     if help_text is not None:
         field.help_text = help_text
-        
+
     field_type = None
     match field.widget_type:
         case "select" | "nullbooleanselect" | "radioselect" | "selectmultiple":
             field_type = "select"
-        
+
         case "checkbox":
             field_type = "checkbox"
-            
+
         case "textarea" | "markdownx":
             field_type = "textarea"
-            
+
         case "clearablefile":
             field_type = "file"
-            
+
         case _:
             field_type = "input"
-            
+
     size_modifier = None
     match size:
         case "extra-small":
             size_modifier = "xs"
-            
+
         case "small":
             size_modifier = "sm"
-            
+
         case _:
             pass
-        
-    return {"field": field, "field_type": field_type, "size_modifier": size_modifier, "show_label": show_label, "show_help_text": show_help_text, "show_placeholder": show_placeholder, "show_as_toggle": show_as_toggle}
+
+    return {"field": field, "field_type": field_type, "size_modifier": size_modifier, "show_label": show_label, "show_help_text": show_help_text, "show_placeholder": show_placeholder, "show_as_toggle": show_as_toggle}

theme/templatetags/pagination.py

@@ -5,13 +5,14 @@ from django.http import HttpRequest
 
 register = template.Library()
 
+
 @register.simple_tag
 def url_replace(request: HttpRequest, field: str, value: str | int, default_field: Optional[str] = None, default_value: Optional[str | int] = None) -> str:
     """Updates the given field in the GET parameters with the supplied field. If it does not exist, the field is added."""
     dict_ = request.GET.copy()
     dict_[field] = value
-    
+
     if default_field is not None and default_field not in dict_.keys():
         dict_[default_field] = default_value
-        
-    return dict_.urlencode()
+
+    return dict_.urlencode()