diff --git a/package-lock.json b/package-lock.json
index 8e298f9..cd6de1b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3578,9 +3578,9 @@
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
     },
     "decode-uri-component": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU="
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.2.tgz",
+      "integrity": "sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ=="
     },
     "decompress": {
       "version": "4.2.0",
diff --git a/yarn.lock b/yarn.lock
index 0cdcc8f..ecfea4e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2207,7 +2207,7 @@ compressible@~2.0.13:
 
 compression@^1.5.2:
   version "1.7.2"
-  resolved "http://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
+  resolved "https://registry.npmjs.org/compression/-/compression-1.7.2.tgz#aaffbcd6aaf854b44ebb280353d5ad1651f59a69"
   dependencies:
     accepts "~1.3.4"
     bytes "3.0.0"
@@ -2615,8 +2615,9 @@ decamelize@^1.0.0, decamelize@^1.1.1, decamelize@^1.1.2:
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
 
 decode-uri-component@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.2.tgz#e69dbe25d37941171dd540e024c444cd5188e1e9"
+  integrity sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ==
 
 decompress-response@^3.2.0, decompress-response@^3.3.0:
   version "3.3.0"
@@ -2825,6 +2826,11 @@ detect-node@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/detect-node/-/detect-node-2.0.3.tgz#a2033c09cc8e158d37748fbde7507832bd6ce127"
 
+dialog-polyfill@^0.4.7:
+  version "0.4.10"
+  resolved "https://registry.yarnpkg.com/dialog-polyfill/-/dialog-polyfill-0.4.10.tgz#c4ea68a0deed4abb59a6a2a025c548b278cd532e"
+  integrity sha512-j5yGMkP8T00UFgyO+78OxiN5vC5dzRQF3BEio+LhNvDbyfxWBsi3sfPArDm54VloaJwy2hm3erEiDWqHRC8rzw==
+
 diff@3.5.0, diff@^3.2.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
@@ -3884,6 +3890,14 @@ firebase@^5.3.1:
     "@firebase/polyfill" "0.3.13"
     "@firebase/storage" "0.2.15"
 
+firebaseui@^4.2.0:
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/firebaseui/-/firebaseui-4.8.1.tgz#29ccbc9dfd579c4453725f88e9cf81c8ea62c580"
+  integrity sha512-Qh8kfqGjMIiVJ2X8MUFsmlf43QFcVc8ungD+kw5T8ACuhQ68IAyUHExlItAfumrcLlqEgyo1MjH0O9fZZAMOKw==
+  dependencies:
+    dialog-polyfill "^0.4.7"
+    material-design-lite "^1.2.0"
+
 flat-cache@^1.2.1:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/flat-cache/-/flat-cache-1.3.0.tgz#d3030b32b38154f4e3b7e9c709f490f7ef97c481"
@@ -6246,6 +6260,11 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
+material-design-lite@^1.2.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/material-design-lite/-/material-design-lite-1.3.0.tgz#d004ce3fee99a1eeb74a78b8a325134a5f1171d3"
+  integrity sha512-ao76b0bqSTKcEMt7Pui+J/S3eVF0b3GWfuKUwfe2lP5DKlLZOwBq37e0/bXEzxrw7/SuHAuYAdoCwY6mAYhrsg==
+
 math-expression-evaluator@^1.2.14:
   version "1.2.17"
   resolved "https://registry.yarnpkg.com/math-expression-evaluator/-/math-expression-evaluator-1.2.17.tgz#de819fdbcd84dccd8fae59c6aeb79615b9d266ac"