diff --git a/package-lock.json b/package-lock.json
index b19e908..98d8414 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,8 +12,10 @@
         "express": "^4.17.1",
         "fs": "*",
         "nodemon": "^2.0.7",
+        "normalize-url": ">=4.5.1",
         "socket.io": "^4.0.2",
-        "socketio-file-upload": "^0.7.3"
+        "socketio-file-upload": "^0.7.3",
+        "ws": ">=7.4.6"
       }
     },
     "node_modules/@sindresorhus/is": {
@@ -622,6 +624,26 @@
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
       "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
     },
+    "node_modules/engine.io/node_modules/ws": {
+      "version": "7.4.6",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+      "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==",
+      "engines": {
+        "node": ">=8.3.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": "^5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/escape-goat": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/escape-goat/-/escape-goat-2.1.1.tgz",
@@ -1205,9 +1227,9 @@
       }
     },
     "node_modules/normalize-url": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz",
-      "integrity": "sha512-2s47yzUxdexf1OhyRi4Em83iQk0aPvwTddtFz4hnSSw9dCEsLEGf6SwIO8ss/19S9iBb5sJaOuTvTGDeZI00BQ==",
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.1.tgz",
+      "integrity": "sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA==",
       "engines": {
         "node": ">=8"
       }
@@ -1832,9 +1854,9 @@
       }
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     "node_modules/ws": {
-      "version": "7.4.5",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.5.tgz",
-      "integrity": "sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g==",
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.1.tgz",
+      "integrity": "sha512-2c6faOUH/nhoQN6abwMloF7Iyl0ZS2E9HGtsiLrWn0zOOMWlhtDmdf/uihDt6jnuCxgtwGBNy6Onsoy2s2O2Ow==",
       "engines": {
         "node": ">=8.3.0"
       },
@@ -2319,6 +2341,12 @@
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           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
           "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        },
+        "ws": {
+          "version": "7.4.6",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+          "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==",
+          "requires": {}
         }
       }
     },
@@ -2758,9 +2786,9 @@
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     },
     "normalize-url": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.0.tgz",
-      "integrity": "sha512-2s47yzUxdexf1OhyRi4Em83iQk0aPvwTddtFz4hnSSw9dCEsLEGf6SwIO8ss/19S9iBb5sJaOuTvTGDeZI00BQ=="
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.5.1.tgz",
+      "integrity": "sha512-9UZCFRHQdNrfTpGg8+1INIg93B6zE0aXMVFkw1WFwvO4SlZywU6aLg5Of0Ap/PgcbSw4LNxvMWXMeugwMCX0AA=="
     },
     "object-assign": {
       "version": "4.1.1",
@@ -3238,9 +3266,9 @@
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     },
     "ws": {
-      "version": "7.4.5",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.5.tgz",
-      "integrity": "sha512-xzyu3hFvomRfXKH8vOFMU3OguG6oOvhXMo3xsGy3xWExqaM2dxBbVxuD99O7m3ZUFMvvscsZDqxfgMaRr/Nr1g==",
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.1.tgz",
+      "integrity": "sha512-2c6faOUH/nhoQN6abwMloF7Iyl0ZS2E9HGtsiLrWn0zOOMWlhtDmdf/uihDt6jnuCxgtwGBNy6Onsoy2s2O2Ow==",
       "requires": {}
     },
     "xdg-basedir": {