feat(zabbix): Add Zabbix monitoring blueprint with Docker Compose, template, and metadata (#450)

Added a complete Zabbix 7.4 blueprint including Docker Compose setup for PostgreSQL, server, web interface, SNMP traps, and Java gateway; configuration template for environment variables; logo image; and metadata entry for easy deployment and monitoring capabilities.

meta.json

@@ -5377,6 +5377,24 @@
       "webui"
     ]
   },
+  {
+    "id": "zabbix",
+    "name": "Zabbix",
+    "version": "7.4",
+    "description": "Zabbix is an open-source enterprise-grade monitoring platform for networks, servers, virtual machines, and cloud services. This template includes PostgreSQL, Nginx frontend, SNMP traps, and Java gateway.",
+    "logo": "image.png",
+    "links": {
+      "github": "https://github.com/zabbix/zabbix-docker",
+      "website": "https://www.zabbix.com/",
+      "docs": "https://www.zabbix.com/documentation/current/en/manual/installation/containers"
+    },
+    "tags": [
+      "monitoring",
+      "infrastructure",
+      "observability",
+      "alerting"
+    ]
+  },
   {
     "id": "zipline",
     "name": "Zipline",