✨ Add Laravel guidelines, Spanish translations, and configuration updates

- Added Laravel Boost Guidelines for structured development practices.
- Introduced Spanish translations for `auth`, `passwords`, and additional JSON keys.
- Configured markdown highlighting with Shiki in `config/markdown.php`.
- Updated sidebar layout for improved interactivity and styling.
- Enhanced user feedback with a copy-to-clipboard directive and toast notifications in Flux.

boost.json

@@ -0,0 +1,10 @@
+{
+    "agents": [
+        "phpstorm"
+    ],
+    "editors": [
+        "phpstorm"
+    ],
+    "guidelines": [],
+    "sail": true
+}