diff --git a/package-lock.json b/package-lock.json
index 925f08f..8284dad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,19 +4,56 @@
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+          "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
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-        "negotiator": "0.6.2"
+        "normalize-path": "^3.0.0",
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-      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
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+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
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@@ -27,6 +64,7 @@
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@@ -36,6 +74,12 @@
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+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
+      "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==",
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@@ -67,6 +111,25 @@
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+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
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+      "dev": true,
+      "requires": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
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+    "braces": {
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+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+      "dev": true,
+      "requires": {
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@@ -77,17 +140,46 @@
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+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
+      "integrity": "sha512-Dr3sfKRP6oTcjf2JmUmFJfeVMvXBdegxB0iVQ5eb2V10uFJUCAS8OByZdVAyVb8xXNz3GjjTgj9kLWsZTqE6kw==",
+      "dev": true,
+      "requires": {
+        "anymatch": "~3.1.2",
+        "braces": "~3.0.2",
+        "fsevents": "~2.3.2",
+        "glob-parent": "~5.1.2",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
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+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==",
+      "dev": true
+    },
     "connect-flash": {
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+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
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-        "safe-buffer": "5.1.2"
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@@ -140,7 +232,7 @@
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-      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
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@@ -155,29 +247,29 @@
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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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-      "resolved": "https://registry.npmjs.org/express/-/express-4.17.1.tgz",
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+      "resolved": "https://registry.npmjs.org/express/-/express-4.17.3.tgz",
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-        "accepts": "~1.3.7",
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-        "body-parser": "1.19.0",
-        "content-disposition": "0.5.3",
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@@ -191,17 +283,94 @@
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-        "qs": "6.7.0",
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-        "send": "0.17.1",
-        "serve-static": "1.14.1",
-        "setprototypeof": "1.1.1",
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+        "send": "0.17.2",
+        "serve-static": "1.14.2",
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         "utils-merge": "1.0.1",
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+            "inherits": "2.0.4",
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+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.9.7.tgz",
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+            "http-errors": "1.8.1",
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+            "unpipe": "1.0.0"
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+          "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
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     },
     "express-session": {
@@ -231,6 +400,15 @@
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+      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
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+      "dev": true,
+      "requires": {
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@@ -246,14 +424,36 @@
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-      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz",
-      "integrity": "sha1-mMI9qxF1ZXuMBXPozszZGw/xjIQ="
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz",
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-      "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac="
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+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
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+      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
+      "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+      "dev": true,
+      "requires": {
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+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
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+      "dev": true
     },
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@@ -275,6 +475,12 @@
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+      "resolved": "https://registry.npmjs.org/ignore-by-default/-/ignore-by-default-1.0.1.tgz",
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@@ -545,13 +842,19 @@
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+        "forwarded": "0.2.0",
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@@ -611,6 +920,15 @@
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@@ -666,30 +984,57 @@
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+            "statuses": ">= 1.5.0 < 2",
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+          "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
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+      "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz",
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-        "send": "0.17.1"
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@@ -702,6 +1047,23 @@
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+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/simple-update-notifier/-/simple-update-notifier-1.1.0.tgz",
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+      "requires": {
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+          "version": "7.0.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-7.0.0.tgz",
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+        }
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       "resolved": "https://registry.npmjs.org/sliced/-/sliced-1.0.1.tgz",
@@ -729,11 +1091,38 @@
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+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
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+      "dev": true,
+      "requires": {
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+      }
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+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
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+      "dev": true,
+      "requires": {
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       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
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+    "touch": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz",
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+      "dev": true,
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       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -756,6 +1145,12 @@
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       "integrity": "sha1-SDEm4Rd03y9xuLY53NeZw3YWK4I="
     },
+    "undefsafe": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/undefsafe/-/undefsafe-2.0.5.tgz",
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+      "dev": true
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       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
@@ -774,7 +1169,7 @@
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-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+      "integrity": "sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg=="
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diff --git a/package.json b/package.json
index bf51fa6..7b07bbc 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
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     "cookie-parser": "^1.4.5",
     "ejs": "^2.5.5",
-    "express": "^4.17.1",
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     "express-session": "^1.17.0",
     "logger": "0.0.1",
     "mongoose": "^5.9.7",