diff --git a/backend/package-lock.json b/backend/package-lock.json
index eb1ebb2..ad45ea9 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -9,13 +9,59 @@
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@@ -94,21 +150,43 @@
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-      "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
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-        "content-type": "1.0.4",
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+          "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
+          "integrity": "sha512-g7nH6P6dyDioJogAAGprGpCtVImJhpPk/roCzdb3fIh61/s/nPsfR6onyMwkCAR/OlC3yBC0lESvUoQEAssIrw=="
+        },
+        "iconv-lite": {
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+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
+          "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
+          "requires": {
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+          }
+        }
       }
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@@ -120,15 +198,29 @@
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+      "resolved": "https://registry.npmjs.org/buffer-equal-constant-time/-/buffer-equal-constant-time-1.0.1.tgz",
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-      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
-      "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg="
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
+      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
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@@ -169,14 +261,24 @@
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-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
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-      "integrity": "sha1-4TjMdeBAxyexlm/l5fjJruJW/js="
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@@ -262,6 +364,11 @@
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+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.2.tgz",
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@@ -283,9 +390,9 @@
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-      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
-      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
+      "version": "1.2.0",
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@@ -306,10 +413,18 @@
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+      "resolved": "https://registry.npmjs.org/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
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-      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
+      "integrity": "sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow=="
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@@ -319,53 +434,76 @@
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-      "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
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-      "integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg="
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-      "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
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+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/event-target-shim/-/event-target-shim-5.0.1.tgz",
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-        "body-parser": "1.18.3",
-        "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
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-        "etag": "1.8.1",
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-        "statuses": "1.4.0",
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+          "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
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+        }
       }
     },
     "express-generator": {
@@ -380,6 +518,43 @@
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+      "resolved": "https://registry.npmjs.org/express-session/-/express-session-1.17.3.tgz",
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@@ -1105,6 +1526,13 @@
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@@ -1136,34 +1564,46 @@
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-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
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+        "destroy": "1.2.0",
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-        "on-finished": "2.3.0",
-        "range-parser": "1.2.0",
-        "statuses": "1.4.0"
+        "http-errors": "2.0.0",
+        "mime": "1.6.0",
+        "ms": "2.1.3",
+        "on-finished": "2.4.1",
+        "range-parser": "~1.2.1",
+        "statuses": "2.0.1"
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-      "integrity": "sha1-CV6Ecv1bRiN9tQzkhqQ/S4bGzsE=",
+      "version": "1.15.0",
+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.15.0.tgz",
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-        "parseurl": "1.3.2",
-        "send": "0.16.2"
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
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@@ -1172,9 +1612,19 @@
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-      "integrity": "sha1-0L2FU2iHtv58DYGMuWLZ2RxU5lY="
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.0.4.tgz",
+      "integrity": "sha512-q5XPytqFEIKHkGdiMIrY10mvLRvnQh42/+GoBlFW3b2LXLE2xxJpZFdm94we0BaoV3RwJyGqg5wS7epxTv0Zvw==",
+      "requires": {
+        "call-bind": "^1.0.0",
+        "get-intrinsic": "^1.0.2",
+        "object-inspect": "^1.9.0"
+      }
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     "signal-exit": {
       "version": "3.0.2",
@@ -1194,6 +1644,11 @@
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+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/split-on-first/-/split-on-first-1.1.0.tgz",
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@@ -1221,9 +1676,14 @@
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-      "integrity": "sha512-zhSCtt8v2NDrRlPQpCNtw/heZLtfUDqxBM1udqikb/Hbk52LK4nQSwr10u77iopCW5LsyHpuXS0GnEc48mLeew=="
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
+      "integrity": "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ=="
+    },
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+      "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-2.0.0.tgz",
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@@ -1275,6 +1735,11 @@
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       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
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+    "toidentifier": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz",
+      "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
+    },
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       "version": "2.4.3",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
@@ -1291,6 +1756,11 @@
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+    "tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -1305,12 +1775,35 @@
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-      "integrity": "sha1-+JzjQVQcZysl7nrjxz3uOyvlAZQ=",
+      "version": "1.6.18",
+      "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
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       "requires": {
         "media-typer": "0.3.0",
-        "mime-types": "2.1.21"
+        "mime-types": "~2.1.24"
+      },
+      "dependencies": {
+        "mime-db": {
+          "version": "1.52.0",
+          "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+          "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg=="
+        },
+        "mime-types": {
+          "version": "2.1.35",
+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+          "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+          "requires": {
+            "mime-db": "1.52.0"
+          }
+        }
+      }
+    },
+    "uid-safe": {
+      "version": "2.1.5",
+      "resolved": "https://registry.npmjs.org/uid-safe/-/uid-safe-2.1.5.tgz",
+      "integrity": "sha512-KPHm4VL5dDXKz01UuEd88Df+KzynaohSL9fBh096KWAxSKZQDI2uBrVqtvRM4rwrIrRRKsdLNML/lnaaVSRioA==",
+      "requires": {
+        "random-bytes": "~1.0.0"
       }
     },
     "uid2": {
@@ -1321,7 +1814,7 @@
     "unpipe": {
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       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+      "integrity": "sha512-pjy2bYhSsufwWlKwPc+l3cN7+wuJlK6uz0YdJEOlQDbl6jo/YlPi4mb8agUkVC8BF7V8NuzeyPNqRksA3hztKQ=="
     },
     "uri-js": {
       "version": "4.2.2",
@@ -1331,6 +1824,11 @@
         "punycode": "2.1.1"
       }
     },
+    "url-template": {
+      "version": "2.0.8",
+      "resolved": "https://registry.npmjs.org/url-template/-/url-template-2.0.8.tgz",
+      "integrity": "sha512-XdVKMF4SJ0nP/O7XIPB0JwAEuT9lDIYnNsK8yGVe43y0AWoKeJNdv3ZNWh7ksJ6KqQFjOO6ox/VEitLnaVNufw=="
+    },
     "util-deprecate": {
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       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -1361,6 +1859,20 @@
         "extsprintf": "1.3.0"
       }
     },
+    "webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ=="
+    },
+    "whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "requires": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
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     "wide-align": {
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       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
diff --git a/backend/package.json b/backend/package.json
index f44c0ba..660df03 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -9,12 +9,12 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "body-parser": "^1.18.3",
+    "body-parser": "^1.20.1",
     "cookie-parser": "^1.4.3",
     "cookie-session": "^2.0.0-beta.3",
     "cors": "^2.8.5",
     "dotenv": "^8.0.0",
-    "express": "^4.16.4",
+    "express": "^4.18.2",
     "express-generator": "^4.16.0",
     "express-session": "^1.16.1",
     "googleapis": "^40.0.0",