Refactor Json Location (#3184)

frontend/public/json/mattermost.json

@@ -0,0 +1,39 @@
+{
+    "name": "Mattermost",
+    "slug": "mattermost",
+    "categories": [
+        25
+    ],
+    "date_created": "2025-01-30",
+    "type": "ct",
+    "updateable": false,
+    "privileged": false,
+    "interface_port": 8065,
+    "documentation": null,
+    "website": "https://mattermost.com/",
+    "logo": "https://raw.githubusercontent.com/selfhst/icons/refs/heads/main/svg/mattermost.svg",
+    "description": "Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. It's written in Go and React and runs as a single Linux binary with MySQL or PostgreSQL. It has a slimilar interface and features to Slack or Discord.",
+    "install_methods": [
+        {
+            "type": "default",
+            "script": "ct/mattermost.sh",
+            "resources": {
+                "cpu": 1,
+                "ram": 2048,
+                "hdd": 8,
+                "os": "ubuntu",
+                "version": "24.04"
+            }
+        }
+    ],
+    "default_credentials": {
+        "username": null,
+        "password": null
+    },
+    "notes": [
+        {
+            "text": "WARNING: Installation sources scripts outside of Community Scripts repo. Please check the source before installing.",
+            "type": "warning"
+        }
+    ]
+}