Require Pest ^3.7 for PHPUnit 11.5 compatibility

Earlier Pest 3.x versions conflict with PHPUnit 11.5.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: leeoptima

composer.json

@@ -16,7 +16,7 @@
     },
     "require-dev": {
         "orchestra/testbench": "^9.0|^10.0",
-        "pestphp/pest": "^3.0"
+        "pestphp/pest": "^3.7"
     },
     "suggest": {
         "laravel/mcp": "Required for MCP tools integration"