feat: enhance character status extraction and update schema for nullable status

scripts/scrape-onepiece.ts

@@ -659,9 +659,9 @@ function extractOrigin($: cheerio.CheerioAPI): string | null {
 /**
  * Extract status from infobox
  */
-function extractStatus($: cheerio.CheerioAPI): string {
+function extractStatus($: cheerio.CheerioAPI): string | null {
     const div = $('[data-source="statut"] .pi-data-value');
-    if (div.length === 0) return 'Alive';
+    if (div.length === 0) return null;
 
     const statusText = div.text().trim().toLowerCase();
     
@@ -669,6 +669,8 @@ function extractStatus($: cheerio.CheerioAPI): string {
         return 'Alive';
     } else if (statusText.includes('décédé')) {
         return 'Dead';
+    } else if (statusText.includes('inconnu')) {
+        return 'Unknown';
     }
     
     return 'Alive';