diff --git a/pwa/package.json b/pwa/package.json
index 715a319..e671b49 100644
--- a/pwa/package.json
+++ b/pwa/package.json
@@ -32,7 +32,7 @@
   "devDependencies": {
     "@testing-library/jest-dom": "^5.11.9",
     "@testing-library/react": "^11.2.3",
-    "babel-jest": "^26.1.0",
+    "babel-jest": "^27.4.2",
     "jest": "^26.1.0"
   }
 }
diff --git a/pwa/yarn.lock b/pwa/yarn.lock
index bf69375..d413f3b 100644
--- a/pwa/yarn.lock
+++ b/pwa/yarn.lock
@@ -584,6 +584,27 @@
     source-map "^0.6.1"
     write-file-atomic "^3.0.0"
 
+"@jest/transform@^27.4.2":
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/@jest/transform/-/transform-27.4.2.tgz#459885e96de2e21fc68b8b371e90aa653966dd0d"
+  integrity sha512-RTKcPZllfcmLfnlxBya7aypofhdz05+E6QITe55Ex0rxyerkgjmmpMlvVn11V0cP719Ps6WcDYCnDzxnnJUwKg==
+  dependencies:
+    "@babel/core" "^7.1.0"
+    "@jest/types" "^27.4.2"
+    babel-plugin-istanbul "^6.0.0"
+    chalk "^4.0.0"
+    convert-source-map "^1.4.0"
+    fast-json-stable-stringify "^2.0.0"
+    graceful-fs "^4.2.4"
+    jest-haste-map "^27.4.2"
+    jest-regex-util "^27.4.0"
+    jest-util "^27.4.2"
+    micromatch "^4.0.4"
+    pirates "^4.0.1"
+    slash "^3.0.0"
+    source-map "^0.6.1"
+    write-file-atomic "^3.0.0"
+
 "@jest/types@^24.9.0":
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/@jest/types/-/types-24.9.0.tgz#63cb26cb7500d069e5a389441a7c6ab5e909fc59"
@@ -604,6 +625,17 @@
     "@types/yargs" "^15.0.0"
     chalk "^4.0.0"
 
+"@jest/types@^27.4.2":
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/@jest/types/-/types-27.4.2.tgz#96536ebd34da6392c2b7c7737d693885b5dd44a5"
+  integrity sha512-j35yw0PMTPpZsUoOBiuHzr1zTYoad1cVIE0ajEjcrJONxxrko/IRGKkXx3os0Nsi4Hu3+5VmDbVfq5WhG/pWAg==
+  dependencies:
+    "@types/istanbul-lib-coverage" "^2.0.0"
+    "@types/istanbul-reports" "^3.0.0"
+    "@types/node" "*"
+    "@types/yargs" "^16.0.0"
+    chalk "^4.0.0"
+
 "@material-ui/core@^4.11.1":
   version "4.11.1"
   resolved "https://registry.yarnpkg.com/@material-ui/core/-/core-4.11.1.tgz#5bb94adc4257165d6ca1670fd71923a27f07d478"
@@ -842,10 +874,10 @@
   resolved "https://registry.yarnpkg.com/@types/aria-query/-/aria-query-4.2.0.tgz#14264692a9d6e2fa4db3df5e56e94b5e25647ac0"
   integrity sha512-iIgQNzCm0v7QMhhe4Jjn9uRh+I6GoPmt03CbEtwx3ao8/EfoQcmgtqH4vQ5Db/lxiIGaWDv6nwvunuh0RyX0+A==
 
-"@types/babel__core@^7.0.0", "@types/babel__core@^7.1.7":
-  version "7.1.12"
-  resolved "https://registry.yarnpkg.com/@types/babel__core/-/babel__core-7.1.12.tgz#4d8e9e51eb265552a7e4f1ff2219ab6133bdfb2d"
-  integrity sha512-wMTHiiTiBAAPebqaPiPDLFA4LYPKr6Ph0Xq/6rq1Ur3v66HXyG+clfR9CNETkD7MQS8ZHvpQOtA53DLws5WAEQ==
+"@types/babel__core@^7.0.0", "@types/babel__core@^7.1.14", "@types/babel__core@^7.1.7":
+  version "7.1.16"
+  resolved "https://registry.yarnpkg.com/@types/babel__core/-/babel__core-7.1.16.tgz#bc12c74b7d65e82d29876b5d0baf5c625ac58702"
+  integrity sha512-EAEHtisTMM+KaKwfWdC3oyllIqswlznXCIVCt7/oRNrh+DhgT4UEBNC/jlADNjvw7UnfbcdkGQcPVZ1xYiLcrQ==
   dependencies:
     "@babel/parser" "^7.1.0"
     "@babel/types" "^7.0.0"
@@ -988,6 +1020,13 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@types/yargs@^16.0.0":
+  version "16.0.4"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-16.0.4.tgz#26aad98dd2c2a38e421086ea9ad42b9e51642977"
+  integrity sha512-T8Yc9wt/5LbJyCaLiHPReJa0kApcIgJ7Bn735GjItUfh08Z1pJvu8QZqb9s+mMvKV6WUQRV7K2R46YbjMXTTJw==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@webassemblyjs/ast@1.9.0":
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.9.0.tgz#bd850604b4042459a5a41cd7d338cbed695ed964"
@@ -1423,7 +1462,7 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.11.0.tgz#d61f46d83b2519250e2784daf5b09479a8b41c59"
   integrity sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA==
 
-babel-jest@^26.1.0, babel-jest@^26.6.3:
+babel-jest@^26.6.3:
   version "26.6.3"
   resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-26.6.3.tgz#d87d25cb0037577a0c89f82e5755c5d293c01056"
   integrity sha512-pl4Q+GAVOHwvjrck6jKjvmGhnO3jHX/xuB9d27f+EJZ/6k+6nMuPjorrYp7s++bKKdANwzElBWnLWaObvTnaZA==
@@ -1437,6 +1476,20 @@ babel-jest@^26.1.0, babel-jest@^26.6.3:
     graceful-fs "^4.2.4"
     slash "^3.0.0"
 
+babel-jest@^27.4.2:
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-27.4.2.tgz#6edf80971045cfd44f3f10b6eda6007d95f62742"
+  integrity sha512-MADrjb3KBO2eyZCAc6QaJg6RT5u+6oEdDyHO5HEalnpwQ6LrhTsQF2Kj1Wnz2t6UPXIXPk18dSXXOT0wF5yTxA==
+  dependencies:
+    "@jest/transform" "^27.4.2"
+    "@jest/types" "^27.4.2"
+    "@types/babel__core" "^7.1.14"
+    babel-plugin-istanbul "^6.0.0"
+    babel-preset-jest "^27.4.0"
+    chalk "^4.0.0"
+    graceful-fs "^4.2.4"
+    slash "^3.0.0"
+
 babel-plugin-istanbul@^6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-6.0.0.tgz#e159ccdc9af95e0b570c75b4573b7c34d671d765"
@@ -1458,6 +1511,16 @@ babel-plugin-jest-hoist@^26.6.2:
     "@types/babel__core" "^7.0.0"
     "@types/babel__traverse" "^7.0.6"
 
+babel-plugin-jest-hoist@^27.4.0:
+  version "27.4.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-27.4.0.tgz#d7831fc0f93573788d80dee7e682482da4c730d6"
+  integrity sha512-Jcu7qS4OX5kTWBc45Hz7BMmgXuJqRnhatqpUhnzGC3OBYpOmf2tv6jFNwZpwM7wU7MUuv2r9IPS/ZlYOuburVw==
+  dependencies:
+    "@babel/template" "^7.3.3"
+    "@babel/types" "^7.3.3"
+    "@types/babel__core" "^7.0.0"
+    "@types/babel__traverse" "^7.0.6"
+
 babel-plugin-syntax-jsx@6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-syntax-jsx/-/babel-plugin-syntax-jsx-6.18.0.tgz#0af32a9a6e13ca7a3fd5069e62d7b0f58d0d8946"
@@ -1502,6 +1565,14 @@ babel-preset-jest@^26.6.2:
     babel-plugin-jest-hoist "^26.6.2"
     babel-preset-current-node-syntax "^1.0.0"
 
+babel-preset-jest@^27.4.0:
+  version "27.4.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-27.4.0.tgz#70d0e676a282ccb200fbabd7f415db5fdf393bca"
+  integrity sha512-NK4jGYpnBvNxcGo7/ZpZJr51jCGT+3bwwpVIDY2oNfTxJJldRtB4VAcYdgp1loDE50ODuTu+yBjpMAswv5tlpg==
+  dependencies:
+    babel-plugin-jest-hoist "^27.4.0"
+    babel-preset-current-node-syntax "^1.0.0"
+
 balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
@@ -1912,6 +1983,11 @@ ci-info@^2.0.0:
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-2.0.0.tgz#67a9e964be31a51e15e5010d58e6f12834002f46"
   integrity sha512-5tK7EtrZ0N+OLFMthtqOj4fI2Jeb88C4CAZPu25LDVUgXJ0A3Js4PMGqrn0JU1W0Mh1/Z8wZzYPxqUrXeBboCQ==
 
+ci-info@^3.2.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-3.3.0.tgz#b4ed1fb6818dea4803a55c623041f9165d2066b2"
+  integrity sha512-riT/3vI5YpVH6/qomlDnJow6TBee2PBKSEpx3O32EGPYbWGIRsIlGRms3Sm74wYE1JMo8RnO04Hb12+v1J5ICw==
+
 cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/cipher-base/-/cipher-base-1.0.4.tgz#8760e4ecc272f4c363532f926d874aae2c1397de"
@@ -3105,6 +3181,11 @@ fsevents@^2.1.2:
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.2.1.tgz#1fb02ded2036a8ac288d507a65962bd87b97628d"
   integrity sha512-bTLYHSeC0UH/EFXS9KqWnXuOl/wHK5Z/d+ghd5AsFMYN7wIGkUCOJyzy88+wJKkZPGON8u4Z9f6U4FdgURE9qA==
 
+fsevents@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.3.2.tgz#8a526f78b8fdf4623b709e0b975c52c24c02fd1a"
+  integrity sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==
+
 fsevents@~2.1.2:
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.3.tgz#fb738703ae8d2f9fe900c33836ddebee8b97f23e"
@@ -3965,6 +4046,26 @@ jest-haste-map@^26.6.2:
   optionalDependencies:
     fsevents "^2.1.2"
 
+jest-haste-map@^27.4.2:
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-27.4.2.tgz#7fc7d5e568cca704284f4850885b74a0b8b87587"
+  integrity sha512-foiyAEePORUN2eeJnOtcM1y8qW0ShEd9kTjWVL4sVaMcuCJM6gtHegvYPBRT0mpI/bs4ueThM90+Eoj2ncoNsA==
+  dependencies:
+    "@jest/types" "^27.4.2"
+    "@types/graceful-fs" "^4.1.2"
+    "@types/node" "*"
+    anymatch "^3.0.3"
+    fb-watchman "^2.0.0"
+    graceful-fs "^4.2.4"
+    jest-regex-util "^27.4.0"
+    jest-serializer "^27.4.0"
+    jest-util "^27.4.2"
+    jest-worker "^27.4.2"
+    micromatch "^4.0.4"
+    walker "^1.0.7"
+  optionalDependencies:
+    fsevents "^2.3.2"
+
 jest-jasmine2@^26.6.3:
   version "26.6.3"
   resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-26.6.3.tgz#adc3cf915deacb5212c93b9f3547cd12958f2edd"
@@ -4040,6 +4141,11 @@ jest-regex-util@^26.0.0:
   resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-26.0.0.tgz#d25e7184b36e39fd466c3bc41be0971e821fee28"
   integrity sha512-Gv3ZIs/nA48/Zvjrl34bf+oD76JHiGDUxNOVgUjh3j890sblXryjY4rss71fPtD/njchl6PSE2hIhvyWa1eT0A==
 
+jest-regex-util@^27.4.0:
+  version "27.4.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-27.4.0.tgz#e4c45b52653128843d07ad94aec34393ea14fbca"
+  integrity sha512-WeCpMpNnqJYMQoOjm1nTtsgbR4XHAk1u00qDoNBQoykM280+/TmgA5Qh5giC1ecy6a5d4hbSsHzpBtu5yvlbEg==
+
 jest-resolve-dependencies@^26.6.3:
   version "26.6.3"
   resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-26.6.3.tgz#6680859ee5d22ee5dcd961fe4871f59f4c784fb6"
@@ -4130,6 +4236,14 @@ jest-serializer@^26.6.2:
     "@types/node" "*"
     graceful-fs "^4.2.4"
 
+jest-serializer@^27.4.0:
+  version "27.4.0"
+  resolved "https://registry.yarnpkg.com/jest-serializer/-/jest-serializer-27.4.0.tgz#34866586e1cae2388b7d12ffa2c7819edef5958a"
+  integrity sha512-RDhpcn5f1JYTX2pvJAGDcnsNTnsV9bjYPU8xcV+xPwOXnUPOQwf4ZEuiU6G9H1UztH+OapMgu/ckEVwO87PwnQ==
+  dependencies:
+    "@types/node" "*"
+    graceful-fs "^4.2.4"
+
 jest-snapshot@^26.6.2:
   version "26.6.2"
   resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-26.6.2.tgz#f3b0af1acb223316850bd14e1beea9837fb39c84"
@@ -4164,6 +4278,18 @@ jest-util@^26.6.2:
     is-ci "^2.0.0"
     micromatch "^4.0.2"
 
+jest-util@^27.4.2:
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-27.4.2.tgz#ed95b05b1adfd761e2cda47e0144c6a58e05a621"
+  integrity sha512-YuxxpXU6nlMan9qyLuxHaMMOzXAl5aGZWCSzben5DhLHemYQxCc4YK+4L3ZrCutT8GPQ+ui9k5D8rUJoDioMnA==
+  dependencies:
+    "@jest/types" "^27.4.2"
+    "@types/node" "*"
+    chalk "^4.0.0"
+    ci-info "^3.2.0"
+    graceful-fs "^4.2.4"
+    picomatch "^2.2.3"
+
 jest-validate@^26.6.2:
   version "26.6.2"
   resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-26.6.2.tgz#23d380971587150467342911c3d7b4ac57ab20ec"
@@ -4206,6 +4332,15 @@ jest-worker@^26.6.2:
     merge-stream "^2.0.0"
     supports-color "^7.0.0"
 
+jest-worker@^27.4.2:
+  version "27.4.2"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-27.4.2.tgz#0fb123d50955af1a450267787f340a1bf7e12bc4"
+  integrity sha512-0QMy/zPovLfUPyHuOuuU4E+kGACXXE84nRnq6lBVI9GJg5DCBiA97SATi+ZP8CpiJwEQy1oCPjRBf8AnLjN+Ag==
+  dependencies:
+    "@types/node" "*"
+    merge-stream "^2.0.0"
+    supports-color "^8.0.0"
+
 jest@^26.1.0:
   version "26.6.3"
   resolved "https://registry.yarnpkg.com/jest/-/jest-26.6.3.tgz#40e8fdbe48f00dfa1f0ce8121ca74b88ac9148ef"
@@ -4652,6 +4787,14 @@ micromatch@^4.0.2:
     braces "^3.0.1"
     picomatch "^2.0.5"
 
+micromatch@^4.0.4:
+  version "4.0.4"
+  resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-4.0.4.tgz#896d519dfe9db25fce94ceb7a500919bf881ebf9"
+  integrity sha512-pRmzw/XUcwXGpD9aI9q/0XOwLNygjETJ8y0ao0wdqprrzDa4YnxLcz7fQRZr8voh8V10kGhABbNcHVk5wHgWwg==
+  dependencies:
+    braces "^3.0.1"
+    picomatch "^2.2.3"
+
 miller-rabin@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/miller-rabin/-/miller-rabin-4.0.1.tgz#f080351c865b0dc562a8462966daa53543c78a4d"
@@ -5304,6 +5447,11 @@ picomatch@^2.0.4, picomatch@^2.0.5, picomatch@^2.2.1:
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
   integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
 
+picomatch@^2.2.3:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.3.0.tgz#f1f061de8f6a4bf022892e2d128234fb98302972"
+  integrity sha512-lY1Q/PiJGC2zOv/z391WOTD+Z02bCgsFfvxoXXf6h7kv9o+WmsmzYqrAwY63sNgOxE4xEdq0WyUnXfKeBrSvYw==
+
 pify@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/pify/-/pify-4.0.1.tgz#4b2cd25c50d598735c50292224fd8c6df41e3231"
@@ -6744,6 +6892,13 @@ supports-color@^7.0.0, supports-color@^7.1.0:
   dependencies:
     has-flag "^4.0.0"
 
+supports-color@^8.0.0:
+  version "8.1.1"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-8.1.1.tgz#cd6fc17e28500cff56c1b86c0a7fd4a54a73005c"
+  integrity sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==
+  dependencies:
+    has-flag "^4.0.0"
+
 supports-hyperlinks@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/supports-hyperlinks/-/supports-hyperlinks-2.1.0.tgz#f663df252af5f37c5d49bbd7eeefa9e0b9e59e47"