rewrite mutual friends graph

package.json

@@ -43,6 +43,7 @@
         "@kamiya4047/eslint-plugin-pretty-import": "^0.1.6",
         "@sentry/vite-plugin": "^4.8.0",
         "@sentry/vue": "^10.38.0",
+        "@sigma/node-border": "^3.0.0",
         "@tailwindcss/vite": "^4.1.18",
         "@tanstack/vue-table": "^8.21.3",
         "@tanstack/vue-virtual": "^3.13.18",
@@ -70,7 +71,9 @@
         "eslint-plugin-vue": "^9.33.0",
         "globals": "^17.2.0",
         "graphology": "^0.26.0",
+        "graphology-communities-louvain": "^2.0.2",
         "graphology-layout-forceatlas2": "^0.10.1",
+        "graphology-layout-noverlap": "^0.4.2",
         "jest": "^30.2.0",
         "lightningcss": "^1.31.1",
         "lucide-vue-next": "^0.562.0",