fix: settings for apps and projects

add: coolify version config
fix: private key for private git based apps

app/Models/GitlabApp.php

@@ -4,4 +4,8 @@ namespace App\Models;
 
 class GitlabApp extends BaseModel
 {
+    public function privateKey()
+    {
+        return $this->belongsTo(PrivateKey::class);
+    }
 }