diff --git a/package-lock.json b/package-lock.json
index b7475a6..27ba6f7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,13 +4,46 @@
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   "requires": true,
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+      "resolved": "https://registry.npmjs.org/@types/component-emitter/-/component-emitter-1.2.11.tgz",
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+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.12.tgz",
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+      "resolved": "https://registry.npmjs.org/@types/node/-/node-17.0.21.tgz",
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+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
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+        "negotiator": "0.6.3"
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+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
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+      "resolved": "https://registry.npmjs.org/async/-/async-0.9.2.tgz",
+      "integrity": "sha1-rqdNXmHB+JlhO/ZL2mbUx48v0X0="
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+      "resolved": "https://registry.npmjs.org/base64id/-/base64id-2.0.0.tgz",
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@@ -29,6 +77,13 @@
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
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@@ -41,10 +96,29 @@
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       "integrity": "sha1-+IkqvI+eYn1Crtr7yma/WrmRBO4="
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+    "brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
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-      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
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+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
+      "integrity": "sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg=="
+    },
+    "chalk": {
+      "version": "2.4.2",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+      "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
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+        "ansi-styles": "^3.2.1",
+        "escape-string-regexp": "^1.0.5",
+        "supports-color": "^5.3.0"
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@@ -91,12 +165,22 @@
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+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
+      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg=="
+    },
+    "concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
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-      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
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+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
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@@ -105,9 +189,9 @@
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-      "integrity": "sha512-+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg=="
+      "version": "0.4.2",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz",
+      "integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA=="
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@@ -124,6 +208,15 @@
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       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
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+    "cors": {
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+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "requires": {
+        "object-assign": "^4",
+        "vary": "^1"
+      }
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@@ -158,9 +251,12 @@
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-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.0.1.tgz",
-      "integrity": "sha512-cuIMtJwxvzumSAkqaaoGY/L6Fc/t6YvoP9/VIaK0V/CyqKLEQ8sqODmYfy/cjXEdZ9+OOL8TecbJu+1RsofGDw=="
+      "version": "3.1.6",
+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.6.tgz",
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+      }
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@@ -175,6 +271,46 @@
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       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
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+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-6.1.3.tgz",
+      "integrity": "sha512-rqs60YwkvWTLLnfazqgZqLa/aKo+9cueVfEi/dZ8PyGyaf8TLOxj++4QMIgeG3Gn0AhrWiFXvghsoY9L9h25GA==",
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+        "@types/cookie": "^0.4.1",
+        "@types/cors": "^2.8.12",
+        "@types/node": ">=10.0.0",
+        "accepts": "~1.3.4",
+        "base64id": "2.0.0",
+        "cookie": "~0.4.1",
+        "cors": "~2.8.5",
+        "debug": "~4.3.1",
+        "engine.io-parser": "~5.0.3",
+        "ws": "~8.2.3"
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
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+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-5.0.3.tgz",
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@@ -185,22 +321,27 @@
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       "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
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+      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
+      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
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+      "resolved": "https://registry.npmjs.org/express/-/express-4.17.3.tgz",
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-        "body-parser": "1.19.0",
-        "content-disposition": "0.5.3",
+        "body-parser": "1.19.2",
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@@ -214,13 +355,13 @@
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-        "qs": "6.7.0",
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-        "safe-buffer": "5.1.2",
-        "send": "0.17.1",
-        "serve-static": "1.14.1",
-        "setprototypeof": "1.1.1",
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+        "send": "0.17.2",
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+        "setprototypeof": "1.2.0",
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@@ -228,20 +369,20 @@
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-            "raw-body": "2.4.0",
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@@ -261,6 +402,14 @@
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+      "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.2.tgz",
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@@ -276,25 +425,37 @@
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-      "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
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+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
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+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
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@@ -526,15 +706,22 @@
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-        "basic-auth": "~2.0.0",
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+        }
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@@ -543,15 +730,20 @@
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+      "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz",
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       "integrity": "sha1-vR/vr2hslrdUda7VGWQS/2DPucE="
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+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
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@@ -657,18 +849,18 @@
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-        "ipaddr.js": "1.9.0"
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@@ -676,12 +868,12 @@
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+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.3.tgz",
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-        "http-errors": "1.7.2",
+        "bytes": "3.1.2",
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@@ -692,9 +884,9 @@
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@@ -716,9 +908,9 @@
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@@ -727,18 +919,18 @@
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         "fresh": "0.5.2",
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+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
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@@ -767,20 +959,20 @@
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+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
+      "integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==",
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         "parseurl": "~1.3.3",
-        "send": "0.17.1"
+        "send": "0.17.2"
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-      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
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+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
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@@ -801,9 +993,62 @@
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-      "integrity": "sha1-EzvzobZ9AvKsZRA8EfeObyxPOzo="
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.4.1.tgz",
+      "integrity": "sha512-s04vrBswdQBUmuWJuuNTmXUVJhP0cVky8bBDhdkf8y0Ptsu7fKU2LuLbts9g+pdmAdyMMn8F/9Mf1/wbtUN0fg==",
+      "requires": {
+        "accepts": "~1.3.4",
+        "base64id": "~2.0.0",
+        "debug": "~4.3.2",
+        "engine.io": "~6.1.0",
+        "socket.io-adapter": "~2.3.3",
+        "socket.io-parser": "~4.0.4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
+          "requires": {
+            "ms": "2.1.2"
+          }
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+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
+    },
+    "socket.io-adapter": {
+      "version": "2.3.3",
+      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.3.3.tgz",
+      "integrity": "sha512-Qd/iwn3VskrpNO60BeRyCyr8ZWw9CPZyitW4AQwmRZ8zCiyDiL+znRnWX6tDHXnWn1sJrM1+b6Mn6wEDJJ4aYQ=="
+    },
+    "socket.io-parser": {
+      "version": "4.0.4",
+      "resolved": "https://registry.npmjs.org/socket.io-parser/-/socket.io-parser-4.0.4.tgz",
+      "integrity": "sha512-t+b0SS+IxG7Rxzda2EVvyBZbvFPBCjJoyHuE0P//7OAsN23GItzDRdWa6ALxZI/8R5ygK7jAR6t028/z+7295g==",
+      "requires": {
+        "@types/component-emitter": "^1.2.10",
+        "component-emitter": "~1.3.0",
+        "debug": "~4.3.1"
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+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
+          "requires": {
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+          }
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
     },
     "sparse-bitfield": {
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@@ -824,15 +1069,23 @@
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       "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
     },
+    "supports-color": {
+      "version": "5.5.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+      "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+      "requires": {
+        "has-flag": "^3.0.0"
+      }
+    },
     "text-hex": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-1.0.0.tgz",
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-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw=="
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
     },
     "triple-beam": {
       "version": "1.3.0",
@@ -969,6 +1222,11 @@
           }
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+    },
+    "ws": {
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.2.3.tgz",
+      "integrity": "sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA=="
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   }
 }
diff --git a/package.json b/package.json
index 48d5a1b..a9f03a0 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "passport-google-oauth": "^2.0.0",
     "passport-local": "^1.0.0",
     "serve-favicon": "latest",
-    "socket.io": "^2.0.1",
+    "socket.io": "^4.0.0",
     "winston": "^3.0.0"
   },
   "author": "Sourav Das",