Fix bug displaying page language

Features:

• Localization: Added support for the following languages:
  • Arabic (Saudi Arabia) - ar_SA
  • Czech (Czech Republic) - cs_CZ
  • German (Germany) - de_DE
  • English (United Kingdom) - en_GB
  • Spanish (Spain) - es_ES
  • Spanish (Mexico) - es_MX
  • French (France) - fr_FR
  • Italian (Italy) - it_IT
  • Japanese (Japan) - ja_JP
  • Korean (South Korea) - ko_KR
  • Dutch (Netherlands) - nl_NL
  • Polish (Poland) - pl_PL
  • Portuguese (Brazil) - pt_BR
  • Portuguese (Portugal) - pt_PT
  • Russian (Russia) - ru_RU
  • Swedish (Sweden) - sv_SE
  • Chinese (Simplified) - zh_CN
  • Chinese (Traditional) - zh_TW
• Image Overview: Implemented a tabbed overview for all images, including:
  • Images with associated alt text and URL.
  • Images without alt text.

Bug Fixes:
* Addressed and resolved an issue related to incorrect HTML rendering.

• X-Robots-Tag: Displays information if the X-Robots-Tag header is present.
• Alt-Svc: Alerts if the Alt-Svc header is found.
• X-UA-Compatible: Shows details when the X-UA-Compatible header is present.
• Strict Transport Security: Displays a high-severity warning if the Strict-Transport-Security header is missing.
• Referrer-Policy: Alerts with high severity if the Referrer-Policy header is missing.
• X-Content-Type-Options: Alerts with high severity if the X-Content-Type-Options header is missing.
• X-XSS-Protection: Displays information if the X-XSS-Protection header is found and a high-severity warning if missing.
• X-Frame-Options: Alerts with high severity if the X-Frame-Options header is missing.
• Content-Security-Policy: Alerts with high severity if the Content-Security-Policy header is missing.
• Mixed Image Formats: Displays a warning if both modern and legacy image formats are used.
• Modern Image Formats: Displays information if modern image formats are detected.
• Legacy Image Formats: Displays a warning if legacy image formats are used.
• W3C HTML Validator: Added a link to validate your page’s HTML through the W3C HTML Validator.
• PageSpeed Insights: Added a link to analyze your page's performance with Google PageSpeed Insights.
• Facebook Sharing Debugger: Added a link to test how your page appears when shared on Facebook.
• LinkedIn Post Inspector: Added a link to check how your page appears when shared on LinkedIn.
• Rich Results Test: Added a link to test your page’s rich results on Google's Rich Results Test.
• Schema Markup Validator: Added a link to validate your page’s schema markup.
• Bug Fixes:
• Fixed issues with retrieving HTTP response headers.
• Resolved a bug where empty robots.txt rules prevented collecting information about internal and external links.

These updates improve your webpage’s security, image quality, and overall performance, while making it easier to validate how your page looks on social media and ensure it's set up correctly.