refactor: add missing namespace, doc-blocks

Author: lucatume

src/commands/dc.php

@@ -7,8 +7,7 @@
  * @var string  $cli_name The current name of the `slic` CLI application.
  */
 
-use function StellarWP\Slic\colorize;
-use function StellarWP\Slic\slic_realtime;
+namespace StellarWP\Slic;
 
 if ( $is_help ) {
 	$help = <<< HELP

src/notify.php

@@ -5,6 +5,13 @@
 
 namespace StellarWP\Slic;
 
+/**
+ * Outputs a notification about the WordPress site URL.
+ *
+ * Displays a colored message showing the local WordPress site URL with the configured HTTP port.
+ *
+ * @return void
+ */
 function service_wordpress_notify() {
 	echo colorize( PHP_EOL . "Your WordPress site is reachable at: <yellow>http://localhost:" . getenv( 'WORDPRESS_HTTP_PORT' ) . "</yellow>" . PHP_EOL );
 }

src/utils.php

@@ -284,7 +284,13 @@ function is_ci() {
 	return false;
 }
 
-// Whether the current run context is a `slic` binary one or not.
+/**
+ * Returns whether the current run context is a slic binary one or not.
+ *
+ * Checks environment variables to determine if the code is running in a slic context.
+ *
+ * @return bool Whether the current run context is a slic binary one or not.
+ */
 function is_slic() {
 	$env_vars = [
 		'STELLAR_SLIC',