Add types for react and tsconfig

package-lock.json

@@ -1440,6 +1440,43 @@
         "csstype": "^2.2.0"
       }
     },
+    "@types/react-dom": {
+      "version": "16.8.5",
+      "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-16.8.5.tgz",
+      "integrity": "sha512-idCEjROZ2cqh29+trmTmZhsBAUNQuYrF92JHKzZ5+aiFM1mlSk3bb23CK7HhYuOY75Apgap5y2jTyHzaM2AJGA==",
+      "dev": true,
+      "requires": {
+        "@types/react": "*"
+      }
+    },
+    "@types/react-helmet": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/@types/react-helmet/-/react-helmet-5.0.8.tgz",
+      "integrity": "sha512-ZTr12eDAYI0yUiMx1K82EHqRYa8J1BOOLus+0gL+AkksUiIPwLE0wLiXa9FNqD8r9GXAi+yRPZImkRh1JNlTkQ==",
+      "dev": true,
+      "requires": {
+        "@types/react": "*"
+      }
+    },
+    "@types/react-native": {
+      "version": "0.60.2",
+      "resolved": "https://registry.npmjs.org/@types/react-native/-/react-native-0.60.2.tgz",
+      "integrity": "sha512-K4+/etirpv52xu24xAc++OdhbD0VQEt0Kq0h6dZrLU82OlA+I7BhpKF3JBvx9tbmrFaZDxhHp8N4TEvRYS4fdQ==",
+      "requires": {
+        "@types/prop-types": "*",
+        "@types/react": "*"
+      }
+    },
+    "@types/styled-components": {
+      "version": "4.1.18",
+      "resolved": "https://registry.npmjs.org/@types/styled-components/-/styled-components-4.1.18.tgz",
+      "integrity": "sha512-VrHkgvjbxQXOw0xWSUckusUUZ4y/jqN1u7kF29ngh0oE6uOrlZHleTgqeUqylQqHQIeQ8MxFb50BRHy8ju5DHg==",
+      "requires": {
+        "@types/react": "*",
+        "@types/react-native": "*",
+        "csstype": "^2.2.0"
+      }
+    },
     "@types/tmp": {
       "version": "0.0.32",
       "resolved": "https://registry.npmjs.org/@types/tmp/-/tmp-0.0.32.tgz",