feat: add robots.txt and sitemap files for improved SEO and site indexing

Author: Mahrjose

public/robots.txt

@@ -0,0 +1,9 @@
+# *
+User-agent: *
+Allow: /
+
+# Host
+Host: https://mahrabhossain.me
+
+# Sitemaps
+Sitemap: https://mahrabhossain.me/sitemap.xml

public/sitemap-0.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:news="http://www.google.com/schemas/sitemap-news/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:mobile="http://www.google.com/schemas/sitemap-mobile/1.0" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1" xmlns:video="http://www.google.com/schemas/sitemap-video/1.1">
+<url><loc>https://mahrabhossain.me/contact</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/research</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/resume</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/projects</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/about</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/education</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+<url><loc>https://mahrabhossain.me/blog</loc><lastmod>2025-06-13T21:04:51.929Z</lastmod><changefreq>daily</changefreq><priority>0.7</priority></url>
+</urlset>

public/sitemap.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+<sitemap><loc>https://mahrabhossain.me/sitemap-0.xml</loc></sitemap>
+</sitemapindex>