Prometheus-Blackbox-Exporter (#8255)

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: CanbiZ <47820557+MickLesk@users.noreply.github.com>

frontend/public/json/prometheus-blackbox-exporter.json

@@ -0,0 +1,41 @@
+{
+  "name": "Prometheus Blackbox Exporter",
+  "slug": "prometheus-blackbox-exporter",
+  "categories": [
+    1,
+    9
+  ],
+  "date_created": "2025-09-29",
+  "type": "ct",
+  "updateable": true,
+  "privileged": false,
+  "interface_port": 9115,
+  "documentation": "https://github.com/prometheus/blackbox_exporter",
+  "website": "https://github.com/prometheus/blackbox_exporter",
+  "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/prometheus.webp",
+  "config_path": "/opt/blackbox-exporter/blackbox.yml",
+  "description": "An exporter allows blackbox probing of endpoints over HTTP, HTTPS, DNS, TCP, ICMP and gRPC for use by the Prometheus monitoring system.",
+  "install_methods": [
+    {
+      "type": "default",
+      "script": "ct/prometheus-blackbox-exporter.sh",
+      "resources": {
+        "cpu": 1,
+        "ram": 512,
+        "hdd": 4,
+        "os": "debian",
+        "version": "13"
+      }
+    }
+  ],
+  "default_credentials": {
+    "username": null,
+    "password": null
+  },
+  "notes": [
+    {
+      "text": "Please adjust the Proxmox credentials in the configuration file!",
+      "type": "info"
+    }
+  ]
+}