🔥 Remove Laravel Sail, Docker, and related setup, migrate to simplified local development environment

- **Removed:** `docker-compose.yml`, Sail-specific Dockerfiles, and related scripts for PHP 8.3 setup.
- **Updated:** Documentation to reflect a shift from Docker to a direct PHP-based local development workflow.
- **Removed:** `laravel/sail` dependency from `composer.lock`.
- **Implemented:** `#[Locked]` Livewire attribute across components for read-only properties.
- **Added:** Feature tests to ensure locked properties cannot be tampered with.

opencode.json

@@ -5,7 +5,7 @@
             "type": "local",
             "enabled": true,
             "command": [
-                "vendor/bin/sail",
+                "php",
                 "artisan",
                 "boost:mcp"
             ]