feat : display container port mappings in environment health

Extract exposed ports from docker inspect and show them as badges (hostPort:containerPort)
in the environment health section.

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

src/ApiResource/EnvironmentHealth.php

@@ -26,4 +26,6 @@ final class EnvironmentHealth
     public string $memoryUsage = '';
     public string $memoryLimit = '';
     public float $memoryPercent = 0.0;
+    /** @var list<array{hostPort: string, containerPort: string, protocol: string}> */
+    public array $ports = [];
 }