fix(lint): auto-fix ruff violations and tune lint rules

- Auto-fixed 4,496 lint issues (import sorting, modern syntax, etc.)
- Added ignore rules for patterns intentional in this codebase:
  E402 (late imports), E712 (SQLAlchemy filters), B904 (raise from),
  SIM108/SIM105/SIM117 (readability preferences)
- Added per-file ignores for tests and scripts
- Excluded broken scripts/rename_terminology.py (has curly quotes)

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

app/modules/cms/services/content_page_service.py

@@ -96,7 +96,7 @@ class ContentPageService:
             db.query(ContentPage)
             .filter(
                 and_(
-                    ContentPage.store_id == None,
+                    ContentPage.store_id is None,
                     ContentPage.is_platform_page == False,
                     *base_filters,
                 )
@@ -136,7 +136,7 @@ class ContentPageService:
         filters = [
             ContentPage.platform_id == platform_id,
             ContentPage.slug == slug,
-            ContentPage.store_id == None,
+            ContentPage.store_id is None,
             ContentPage.is_platform_page == True,
         ]
 
@@ -209,7 +209,7 @@ class ContentPageService:
             db.query(ContentPage)
             .filter(
                 and_(
-                    ContentPage.store_id == None,
+                    ContentPage.store_id is None,
                     ContentPage.is_platform_page == False,
                     *base_filters,
                 )
@@ -252,7 +252,7 @@ class ContentPageService:
         """
         filters = [
             ContentPage.platform_id == platform_id,
-            ContentPage.store_id == None,
+            ContentPage.store_id is None,
             ContentPage.is_platform_page == True,
         ]
 
@@ -291,7 +291,7 @@ class ContentPageService:
         """
         filters = [
             ContentPage.platform_id == platform_id,
-            ContentPage.store_id == None,
+            ContentPage.store_id is None,
             ContentPage.is_platform_page == False,
         ]
 
@@ -760,12 +760,12 @@ class ContentPageService:
 
         if page_tier == "platform":
             filters.append(ContentPage.is_platform_page == True)
-            filters.append(ContentPage.store_id == None)
+            filters.append(ContentPage.store_id is None)
         elif page_tier == "store_default":
             filters.append(ContentPage.is_platform_page == False)
-            filters.append(ContentPage.store_id == None)
+            filters.append(ContentPage.store_id is None)
         elif page_tier == "store_override":
-            filters.append(ContentPage.store_id != None)
+            filters.append(ContentPage.store_id is not None)
 
         return (
             db.query(ContentPage)
@@ -942,10 +942,10 @@ class ContentPageService:
             ValueError: If section name is invalid
         """
         from app.modules.cms.schemas import (
-            HeroSection,
-            FeaturesSection,
-            PricingSection,
             CTASection,
+            FeaturesSection,
+            HeroSection,
+            PricingSection,
         )
 
         SECTION_SCHEMAS = {