add: sonarqube json config

frontend/public/json/sonarqube.json

@@ -0,0 +1,36 @@
+{
+  "name": "sonarqube",
+  "slug": "sonarqube",
+  "categories": [
+    20,
+    19
+  ],
+  "date_created": "2025-09-30",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": 9000,
+  "documentation": "https://docs.sonarsource.com/sonarqube-server",
+  "config_path": "/opt/sonarqube/conf/sonar.properties",
+  "website": null,
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/sonarqube.webp",
+  "description": "SonarQube Server automates code quality and security reviews and provides actionable code intelligence so developers can focus on building better, faster.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/sonarqube.sh",
+      "resources": {
+        "cpu": 4,
+        "ram": 6144,
+        "hdd": 25,
+        "os": "Debian",
+        "version": "12"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": "admin",
+    "password": "admin"
+  },
+  "notes": []
+}