✨ Añade página de bienvenida y de comprobación

- Añade nueva hoja de estilos (normalize.css) al tema básico.
- Activa la extensión de la página de bienvenida por defecto en el
   registro de extensiones.
- Añade traducciones en inglés y español para el contenido de la página
  de bienvenida.
- Incluye estilos CSS y recursos gráficos para el diseño y disposición
  de la página de bienvenida.

src/locale/en-US/welcome.ftl

@@ -0,0 +1,21 @@
+welcome_extension_name = Default homepage
+welcome_extension_description = Displays a landing page when none is configured.
+
+welcome_page = Welcome Page
+welcome_title = Hello world!
+welcome_aria = Say hello to your { $app } installation
+
+welcome_intro = Discover⚡{ $app }
+welcome_powered = A web solution powered by <strong>PageTop!</strong>
+
+welcome_text1 = If you can read this page, it means that the <strong>PageTop</strong> server is running correctly but has not yet been fully configured. This usually means the site is either experiencing temporary issues or is undergoing routine maintenance.
+welcome_text2 = If the issue persists, please <strong>contact your system administrator</strong> for assistance.
+
+welcome_about = About
+welcome_pagetop = <strong>PageTop</strong> is a <a href="https://www.rust-lang.org" target="_blank">Rust</a>-based web development framework for building modular, extensible, and configurable web solutions.
+
+welcome_issues1 = To report issues related to the <strong>PageTop</strong> framework, please use <a href="https://git.cillero.es/manuelcillero/pagetop/issues" target="_blank">SoloGit</a>. Before opening a new issue, check existing reports to avoid duplicates.
+welcome_issues2 = For issues related specifically to <strong>{ $app }</strong>, please refer to its official repository or support channel, rather than directly to <strong>PageTop</strong>.
+
+welcome_code = Code
+welcome_have_fun = Coding is creating