feat: add rustdesk server app template

apps/rustdesk-server/app.json

@@ -0,0 +1,14 @@
+{
+  "id": "rustdesk-server",
+  "name": "RustDesk Server",
+  "description": "Self-hosted RustDesk ID and relay server for remote desktop clients",
+  "category": "Remote Access",
+  "iconName": "monitor",
+  "latestVersion": "1.0.0",
+  "versions": ["1.0.0"],
+  "maintainer": "serve.zone",
+  "links": {
+    "Website": "https://rustdesk.com/",
+    "Docs": "https://rustdesk.com/docs/en/self-host/rustdesk-server-oss/docker/"
+  }
+}

apps/rustdesk-server/versions/1.0.0/config.json

@@ -0,0 +1,17 @@
+{
+  "image": "rustdesk/rustdesk-server-s6:latest",
+  "port": 21116,
+  "envVars": [
+    {
+      "key": "RELAY",
+      "value": "${SERVICE_DOMAIN}:21117",
+      "description": "Public RustDesk relay address advertised to clients",
+      "required": true
+    },
+    {
+      "key": "ENCRYPTED_ONLY",
+      "value": "0",
+      "description": "Set to 1 to require encrypted client connections only"
+    }
+  ]
+}