Force crawler page limits from code

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

app/settings.py

@@ -146,6 +146,9 @@ def load_settings(require_secrets: bool = True) -> Settings:
         download_success_max_pages=_int_value(config, "DOWNLOAD_SUCCESS_MAX_PAGES", 100),
         config_file_loaded=loaded_path,
     )
+    settings.crawler_max_pages = max(settings.crawler_max_pages, 400)
+    settings.download_success_max_pages = max(settings.download_success_max_pages, 100)
+
     if require_secrets:
         missing = []
         required_names = [