chore : bump version to 0.2.3 and add Monolog logging

Add symfony/monolog-bundle with rotating file logs in dev (7 days)
and fingers_crossed + rotating file in prod (30 days).
Deploy script now ensures var/log/ permissions.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

config/bundles.php

@@ -10,6 +10,7 @@ use Lexik\Bundle\JWTAuthenticationBundle\LexikJWTAuthenticationBundle;
 use Nelmio\CorsBundle\NelmioCorsBundle;
 use Symfony\AI\McpBundle\McpBundle;
 use Symfony\Bundle\FrameworkBundle\FrameworkBundle;
+use Symfony\Bundle\MonologBundle\MonologBundle;
 use Symfony\Bundle\SecurityBundle\SecurityBundle;
 use Symfony\Bundle\TwigBundle\TwigBundle;
 
@@ -24,4 +25,5 @@ return [
     DoctrineFixturesBundle::class       => ['dev' => true, 'test' => true],
     LexikJWTAuthenticationBundle::class => ['all' => true],
     McpBundle::class                    => ['all' => true],
+    MonologBundle::class                => ['all' => true],
 ];