Merge pull request 'fix(search): tag only what the register records, and count the whole school' (#176) from fix/search-row-facts into main

Reviewed-on: #176

nextjs-app/lib/utils.ts

@@ -922,6 +922,15 @@ export function isSpecialSchool(school: { school_type?: string | null }): boolea
   return /\bspecial\b/.test(t) || /pupil referral/.test(t) || /alternative provision/.test(t);
 }
 
+/**
+ * Whether GIAS records a religious character. "None" and "Does not apply" are
+ * the register's two ways of saying it has none, and neither is a faith.
+ */
+export function hasReligiousCharacter(value: string | null | undefined): boolean {
+  const v = value?.trim().toLowerCase() ?? '';
+  return v !== '' && v !== 'none' && v !== 'does not apply';
+}
+
 /**
  * The school's combined Reading, Writing & Maths figure, or null when there is
  * no real one to show.