chore: fix pghistory migration deps and improve htmx utilities

- Update pghistory dependency from 0007 to 0006 in account migrations
- Add docstrings and remove unused imports in htmx_forms.py
- Add DJANGO_SETTINGS_MODULE bash commands to Claude settings
- Add state transition definitions for ride statuses

backend/apps/moderation/admin.py

@@ -3,6 +3,7 @@ from django.contrib.admin import AdminSite
 from django.utils.html import format_html
 from django.urls import reverse
 from django.utils.safestring import mark_safe
+from django_fsm_log.models import StateLog
 from .models import EditSubmission, PhotoSubmission
 
 
@@ -163,9 +164,72 @@ class HistoryEventAdmin(admin.ModelAdmin):
     get_context.short_description = "Context"
 
 
+class StateLogAdmin(admin.ModelAdmin):
+    """Admin interface for FSM transition logs."""
+    
+    list_display = [
+        'id',
+        'timestamp',
+        'get_model_name',
+        'get_object_link',
+        'state',
+        'transition',
+        'get_user_link',
+    ]
+    list_filter = [
+        'content_type',
+        'state',
+        'transition',
+        'timestamp',
+    ]
+    search_fields = [
+        'state',
+        'transition',
+        'description',
+        'by__username',
+    ]
+    readonly_fields = [
+        'timestamp',
+        'content_type',
+        'object_id',
+        'state',
+        'transition',
+        'by',
+        'description',
+    ]
+    date_hierarchy = 'timestamp'
+    ordering = ['-timestamp']
+    
+    def get_model_name(self, obj):
+        """Get the model name from content type."""
+        return obj.content_type.model
+    get_model_name.short_description = 'Model'
+    
+    def get_object_link(self, obj):
+        """Create link to the actual object."""
+        if obj.content_object:
+            # Try to get absolute URL if available
+            if hasattr(obj.content_object, 'get_absolute_url'):
+                url = obj.content_object.get_absolute_url()
+            else:
+                url = '#'
+            return format_html('<a href="{}">{}</a>', url, str(obj.content_object))
+        return f"ID: {obj.object_id}"
+    get_object_link.short_description = 'Object'
+    
+    def get_user_link(self, obj):
+        """Create link to the user who performed the transition."""
+        if obj.by:
+            url = reverse('admin:accounts_user_change', args=[obj.by.id])
+            return format_html('<a href="{}">{}</a>', url, obj.by.username)
+        return '-'
+    get_user_link.short_description = 'User'
+
+
 # Register with moderation site only
 moderation_site.register(EditSubmission, EditSubmissionAdmin)
 moderation_site.register(PhotoSubmission, PhotoSubmissionAdmin)
+moderation_site.register(StateLog, StateLogAdmin)
 
 # We will register concrete event models as they are created during migrations
 # Example: moderation_site.register(DesignerEvent, HistoryEventAdmin)