Authorization and registration coding

Coding of registration and authorization is finished. Also other fixes

reactapp/package-lock.json

@@ -16,6 +16,7 @@
         "@types/react": "^18.2.51",
         "@types/react-dom": "^18.2.18",
         "framer-motion": "^11.0.3",
+        "js-cookie": "^3.0.5",
         "node-sass": "^9.0.0",
         "react": "^18.2.0",
         "react-dom": "^18.2.0",
@@ -26,7 +27,8 @@
         "web-vitals": "^2.1.4"
       },
       "devDependencies": {
-        "@babel/plugin-proposal-private-property-in-object": "^7.21.11"
+        "@babel/plugin-proposal-private-property-in-object": "^7.21.11",
+        "@types/js-cookie": "^3.0.6"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -4487,6 +4489,12 @@
         "node": ">=8"
       }
     },
+    "node_modules/@types/js-cookie": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/@types/js-cookie/-/js-cookie-3.0.6.tgz",
+      "integrity": "sha512-wkw9yd1kEXOPnvEeEV1Go1MmxtBJL0RR79aOTAApecWFVu7w0NNXNqhcWgvw2YgZDYadliXkl14pa3WXw5jlCQ==",
+      "dev": true
+    },
     "node_modules/@types/json-schema": {
       "version": "7.0.15",
       "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.15.tgz",
@@ -12575,6 +12583,14 @@
       "resolved": "https://registry.npmjs.org/js-base64/-/js-base64-2.6.4.tgz",
       "integrity": "sha512-pZe//GGmwJndub7ZghVHz7vjb2LgC1m8B07Au3eYqeqv9emhESByMXxaEgkUkEqJe87oBbSniGYoQNIBklc7IQ=="
     },
+    "node_modules/js-cookie": {
+      "version": "3.0.5",
+      "resolved": "https://registry.npmjs.org/js-cookie/-/js-cookie-3.0.5.tgz",
+      "integrity": "sha512-cEiJEAEoIbWfCZYKWhVwFuvPX1gETRYPw6LlaTKoxD3s2AkXzkCjnp6h0V77ozyqj0jakteJ4YqDJT830+lVGw==",
+      "engines": {
+        "node": ">=14"
+      }
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",