feat: move network topology into a first-party plugin

plugins/network-topology/manifest.json

@@ -0,0 +1,33 @@
+{
+  "id": "network-topology",
+  "name": "Network Topology",
+  "version": "1.0.0",
+  "description": "Visualize hosts and their connections as an interactive graph, saved per user.",
+  "author": { "name": "Termix" },
+  "license": "MIT",
+  "repository": "https://github.com/Termix-SSH/Termix",
+  "category": "Infrastructure",
+  "icon": "Network",
+  "engine": { "termix": ">=2.9.0", "api": "1" },
+  "capabilities": {
+    "backend": true,
+    "frontend": true,
+    "electron": true,
+    "platforms": ["linux", "win32", "darwin"]
+  },
+  "permissions": ["process:transport-owner"],
+  "contributes": {
+    "tabs": [
+      {
+        "id": "network_graph",
+        "titleKey": "nav.networkGraph",
+        "icon": "Network",
+        "openFrom": ["rail", "palette"]
+      }
+    ],
+    "dashboardCards": [
+      { "id": "network_graph", "titleKey": "dashboard.networkGraph" }
+    ]
+  },
+  "sidecars": []
+}