refacto: Replaced useless DB queries by websocket calls + patching WS auth-token leak

package-lock.json

@@ -11,7 +11,8 @@
         "dotenv": "^17.3.1",
         "express": "^4.21.2",
         "jsonwebtoken": "^9.0.2",
-        "pg": "^8.13.1"
+        "pg": "^8.13.1",
+        "ws": "^8.20.0"
       }
     },
     "node_modules/accepts": {
@@ -1125,6 +1126,27 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/ws": {
+      "version": "8.20.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.20.0.tgz",
+      "integrity": "sha512-sAt8BhgNbzCtgGbt2OxmpuryO63ZoDk/sqaB/znQm94T4fCEsy/yV+7CdC1kJhOU9lboAEU7R3kquuycDoibVA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",