diff --git a/package.json b/package.json
index 84b37c6..9f2ef8a 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "rollup-plugin-terser": "^4.0.4",
     "rollup-plugin-visualizer": "^2.6.0",
     "sirv-cli": "^0.4.4",
-    "svelte": "^3.0.0"
+    "svelte": "^4.2.19"
   },
   "dependencies": {
     "canvas": "^2.6.0",
diff --git a/yarn.lock b/yarn.lock
index 9f1dac2..c8bbe90 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,14 @@
 # yarn lockfile v1
 
 
+"@ampproject/remapping@^2.2.1":
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/@ampproject/remapping/-/remapping-2.3.0.tgz#ed441b6fa600072520ce18b43d2c8cc8caecc7f4"
+  integrity sha512-30iZtAPgz+LTIYoeivqYo853f02jBYSd5uGnGpkFV0M3xOt9aN73erkgYAmZU43x4VfqcnLxW9Kpg3R5LC4YYw==
+  dependencies:
+    "@jridgewell/gen-mapping" "^0.3.5"
+    "@jridgewell/trace-mapping" "^0.3.24"
+
 "@babel/code-frame@^7.0.0", "@babel/code-frame@^7.5.5":
   version "7.5.5"
   resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.5.5.tgz#bc0782f6d69f7b7d49531219699b988f669a8f9d"
@@ -150,6 +158,38 @@
     lodash "^4.17.13"
     to-fast-properties "^2.0.0"
 
+"@jridgewell/gen-mapping@^0.3.5":
+  version "0.3.5"
+  resolved "https://registry.yarnpkg.com/@jridgewell/gen-mapping/-/gen-mapping-0.3.5.tgz#dcce6aff74bdf6dad1a95802b69b04a2fcb1fb36"
+  integrity sha512-IzL8ZoEDIBRWEzlCcRhOaCupYyN5gdIK+Q6fbFdPDg6HqX6jpkItn7DFIpW9LQzXG6Df9sA7+OKnq0qlz/GaQg==
+  dependencies:
+    "@jridgewell/set-array" "^1.2.1"
+    "@jridgewell/sourcemap-codec" "^1.4.10"
+    "@jridgewell/trace-mapping" "^0.3.24"
+
+"@jridgewell/resolve-uri@^3.1.0":
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/@jridgewell/resolve-uri/-/resolve-uri-3.1.2.tgz#7a0ee601f60f99a20c7c7c5ff0c80388c1189bd6"
+  integrity sha512-bRISgCIjP20/tbWSPWMEi54QVPRZExkuD9lJL+UIxUKtwVJA8wW1Trb1jMs1RFXo1CBTNZ/5hpC9QvmKWdopKw==
+
+"@jridgewell/set-array@^1.2.1":
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/@jridgewell/set-array/-/set-array-1.2.1.tgz#558fb6472ed16a4c850b889530e6b36438c49280"
+  integrity sha512-R8gLRTZeyp03ymzP/6Lil/28tGeGEzhx1q2k703KGWRAI1VdvPIXdG70VJc2pAMw3NA6JKL5hhFu1sJX0Mnn/A==
+
+"@jridgewell/sourcemap-codec@^1.4.10", "@jridgewell/sourcemap-codec@^1.4.14", "@jridgewell/sourcemap-codec@^1.4.15", "@jridgewell/sourcemap-codec@^1.5.0":
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.5.0.tgz#3188bcb273a414b0d215fd22a58540b989b9409a"
+  integrity sha512-gv3ZRaISU3fjPAgNsriBRqGWQL6quFx04YMPW/zD8XMLsU32mhCCbfbO6KZFLjvYpCZ8zyDEgqsgf+PwPaM7GQ==
+
+"@jridgewell/trace-mapping@^0.3.18", "@jridgewell/trace-mapping@^0.3.24":
+  version "0.3.25"
+  resolved "https://registry.yarnpkg.com/@jridgewell/trace-mapping/-/trace-mapping-0.3.25.tgz#15f190e98895f3fc23276ee14bc76b675c2e50f0"
+  integrity sha512-vNk6aEwybGtawWmy/PzwnGDOjCkLWSD2wqvjGGAgOAwCGWySYXfYoxt00IJkTF+8Lb57DwOb3Aa0o9CApepiYQ==
+  dependencies:
+    "@jridgewell/resolve-uri" "^3.1.0"
+    "@jridgewell/sourcemap-codec" "^1.4.14"
+
 "@polka/url@^0.5.0":
   version "0.5.0"
   resolved "https://registry.yarnpkg.com/@polka/url/-/url-0.5.0.tgz#b21510597fd601e5d7c95008b76bf0d254ebfd31"
@@ -176,6 +216,11 @@
   dependencies:
     "@types/babel-types" "*"
 
+"@types/estree@*", "@types/estree@^1.0.0", "@types/estree@^1.0.1":
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-1.0.5.tgz#a6ce3e556e00fd9895dd872dd172ad0d4bd687f4"
+  integrity sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw==
+
 "@types/estree@0.0.39":
   version "0.0.39"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
@@ -225,6 +270,11 @@ acorn@^7.0.0:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.0.0.tgz#26b8d1cd9a9b700350b71c0905546f64d1284e7a"
   integrity sha512-PaF/MduxijYYt7unVGRuds1vBC9bFxbNf+VWqhOClfdgy7RlVkQqt610ig1/yxTgsDIfW1cWDel5EBbOy3jdtQ==
 
+acorn@^8.10.0, acorn@^8.9.0:
+  version "8.12.1"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-8.12.1.tgz#71616bdccbe25e27a54439e0046e89ca76df2248"
+  integrity sha512-tcpGyI9zbizT9JbV6oYE477V6mTlXvvi0T0G3SNIYE2apm/G5huBa1+K89VGeovbg+jycCrfhl3ADxErOuO6Jg==
+
 align-text@^0.1.1, align-text@^0.1.3:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/align-text/-/align-text-0.1.4.tgz#0cd90a561093f35d0a99256c22b7069433fad117"
@@ -289,6 +339,13 @@ argparse@^1.0.7:
   dependencies:
     sprintf-js "~1.0.2"
 
+aria-query@^5.3.0:
+  version "5.3.0"
+  resolved "https://registry.yarnpkg.com/aria-query/-/aria-query-5.3.0.tgz#650c569e41ad90b51b3d7df5e5eed1c7549c103e"
+  integrity sha512-b0P0sZPKtyu8HkeRAfCq0IfURZK+SuwMjY1UXGBU27wpAiTwQAIlq56IbIO+ytk/JjS1fMR14ee5WBBfKi5J6A==
+  dependencies:
+    dequal "^2.0.3"
+
 arr-diff@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/arr-diff/-/arr-diff-4.0.0.tgz#d6461074febfec71e7e15235761a329a5dc7c520"
@@ -348,6 +405,11 @@ atob@^2.1.1, atob@^2.1.2:
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
   integrity sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==
 
+axobject-query@^4.0.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/axobject-query/-/axobject-query-4.1.0.tgz#28768c76d0e3cff21bc62a9e2d0b6ac30042a1ee"
+  integrity sha512-qIj0G9wZbMGNLjLmg1PT6v2mE9AH2zlnADJD/2tC6E00hgmhUOfEB6greHPAfLRSufHqROIUTkw6E+M3lH0PTQ==
+
 babel-runtime@^6.26.0:
   version "6.26.0"
   resolved "https://registry.yarnpkg.com/babel-runtime/-/babel-runtime-6.26.0.tgz#965c7058668e82b55d7bfe04ff2337bc8b5647fe"
@@ -614,6 +676,17 @@ code-point-at@^1.0.0:
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
   integrity sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=
 
+code-red@^1.0.3:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/code-red/-/code-red-1.0.4.tgz#59ba5c9d1d320a4ef795bc10a28bd42bfebe3e35"
+  integrity sha512-7qJWqItLA8/VPVlKJlFXU+NBlo/qyfs39aJcuMT/2ere32ZqvF5OSxgdM5xOfJJ7O429gg2HM47y8v9P+9wrNw==
+  dependencies:
+    "@jridgewell/sourcemap-codec" "^1.4.15"
+    "@types/estree" "^1.0.1"
+    acorn "^8.10.0"
+    estree-walker "^3.0.3"
+    periscopic "^3.1.0"
+
 collection-visit@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/collection-visit/-/collection-visit-1.0.0.tgz#4bc0373c164bc3291b4d368c829cf1a80a59dca0"
@@ -812,6 +885,14 @@ css-tree@1.0.0-alpha.37:
     mdn-data "2.0.4"
     source-map "^0.6.1"
 
+css-tree@^2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/css-tree/-/css-tree-2.3.1.tgz#10264ce1e5442e8572fc82fbe490644ff54b5c20"
+  integrity sha512-6Fv1DV/TYw//QF5IzQdqsNDjx/wc8TrMBZsqjL9eW01tWb7R7k/mq+/VXfJCl7SoD5emsJop9cOByJZfs8hYIw==
+  dependencies:
+    mdn-data "2.0.30"
+    source-map-js "^1.0.1"
+
 css-unit-converter@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/css-unit-converter/-/css-unit-converter-1.1.1.tgz#d9b9281adcfd8ced935bdbaba83786897f64e996"
@@ -1253,6 +1334,11 @@ delegates@^1.0.0:
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
   integrity sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=
 
+dequal@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/dequal/-/dequal-2.0.3.tgz#2644214f1997d39ed0ee0ece72335490a7ac67be"
+  integrity sha512-0je+qPKHEMohvfRTCEo3CrPG6cAzAYgmzKyxRiYSSDkS6eGJdyVJm7WaYA5ECaAD9wLB2T4EEeymA5aFVcYXCA==
+
 detect-libc@^1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
@@ -1404,6 +1490,13 @@ estree-walker@^0.6.1:
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-0.6.1.tgz#53049143f40c6eb918b23671d1fe3219f3a1b362"
   integrity sha512-SqmZANLWS0mnatqbSfRP5g8OXZC12Fgg1IwNtLsyHDzJizORW4khDfjPqJZsemPWBB2uqykUah5YpQ6epsqC/w==
 
+estree-walker@^3.0.0, estree-walker@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-3.0.3.tgz#67c3e549ec402a487b4fc193d1953a524752340d"
+  integrity sha512-7RUKfXgSMMkzt6ZuXmqapOurLGPPfgj6l9uRZ7lRGolvk0y2yocc35LdcxKC5PQZdn2DMqioAQ2NoWcrTKmm6g==
+  dependencies:
+    "@types/estree" "^1.0.0"
+
 esutils@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.3.tgz#74d2eb4de0b8da1293711910d50775b9b710ef64"
@@ -2009,6 +2102,13 @@ is-reference@^1.1.2:
   dependencies:
     "@types/estree" "0.0.39"
 
+is-reference@^3.0.0, is-reference@^3.0.1:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/is-reference/-/is-reference-3.0.2.tgz#154747a01f45cd962404ee89d43837af2cba247c"
+  integrity sha512-v3rht/LgVcsdZa3O2Nqs+NMowLOxeOm7Ay9+/ARQ2F+qEoANRcqrjAZKGN0v8ymUetZGgkp26LTnGT7H0Qo9Pg==
+  dependencies:
+    "@types/estree" "*"
+
 is-regex@^1.0.3, is-regex@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.0.4.tgz#5517489b547091b0930e095654ced25ee97e9491"
@@ -2215,6 +2315,11 @@ local-access@^1.0.1:
   resolved "https://registry.yarnpkg.com/local-access/-/local-access-1.0.1.tgz#5121258146d64e869046c642ea4f1dd39ff942bb"
   integrity sha512-ykt2pgN0aqIy6KQC1CqdWTWkmUwNgaOS6dcpHVjyBJONA+Xi7AtSB1vuxC/U/0tjIP3wcRudwQk1YYzUvzk2bA==
 
+locate-character@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/locate-character/-/locate-character-3.0.0.tgz#0305c5b8744f61028ef5d01f444009e00779f974"
+  integrity sha512-SW13ws7BjaeJ6p7Q6CO2nchbYEc3X3J6WrmTTDto7yMPqVSZTUyY5Tjbid+Ab8gLnATtygYtiDIJGQRRn2ZOiA==
+
 locate-path@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-3.0.0.tgz#dbec3b3ab759758071b58fe59fc41871af21400e"
@@ -2275,6 +2380,13 @@ magic-string@^0.25.2:
   dependencies:
     sourcemap-codec "^1.4.4"
 
+magic-string@^0.30.4:
+  version "0.30.11"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.30.11.tgz#301a6f93b3e8c2cb13ac1a7a673492c0dfd12954"
+  integrity sha512-+Wri9p0QHMy+545hKww7YAu5NyzF8iomPL/RQazugQ9+Ez4Ic3mERMd8ZTX5rfK944j+560ZJi8iAwgak1Ac7A==
+  dependencies:
+    "@jridgewell/sourcemap-codec" "^1.5.0"
+
 make-dir@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/make-dir/-/make-dir-2.1.0.tgz#5f0310e18b8be898cc07009295a30ae41e91e6f5"
@@ -2306,6 +2418,11 @@ markdown-it@^9.1.0:
     mdurl "^1.0.1"
     uc.micro "^1.0.5"
 
+mdn-data@2.0.30:
+  version "2.0.30"
+  resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.30.tgz#ce4df6f80af6cfbe218ecd5c552ba13c4dfa08cc"
+  integrity sha512-GaqWWShW4kv/G9IEucWScBx9G1/vsFZZJUO+tD26M8J8z3Kw5RDQjaoZe03YAClgeS/SWPOcb4nkFBTEi5DUEA==
+
 mdn-data@2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.4.tgz#699b3c38ac6f1d728091a64650b65d388502fd5b"
@@ -2831,6 +2948,15 @@ path-type@^3.0.0:
   dependencies:
     pify "^3.0.0"
 
+periscopic@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/periscopic/-/periscopic-3.1.0.tgz#7e9037bf51c5855bd33b48928828db4afa79d97a"
+  integrity sha512-vKiQ8RRtkl9P+r/+oefh25C3fhybptkHKCZSPlcXiJux2tJF55GnEj3BVn4A5gKfq9NWWXXrxkHBwVPUfH0opw==
+  dependencies:
+    "@types/estree" "^1.0.0"
+    estree-walker "^3.0.0"
+    is-reference "^3.0.0"
+
 pidtree@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/pidtree/-/pidtree-0.3.0.tgz#f6fada10fccc9f99bf50e90d0b23d72c9ebc2e6b"
@@ -3830,6 +3956,11 @@ sort-keys@^1.0.0:
   dependencies:
     is-plain-obj "^1.0.0"
 
+source-map-js@^1.0.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.0.tgz#16b809c162517b5b8c3e7dcd315a2a5c2612b2af"
+  integrity sha512-itJW8lvSA0TXEphiRoawsCksnlf8SyvmFzIhltqAHluXd88pkCd+cXJVHTDwdCr0IzwptSm035IHQktUu1QUMg==
+
 source-map-resolve@^0.5.0:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.5.2.tgz#72e2cc34095543e43b2c62b2c4c10d4a9054f259"
@@ -4060,10 +4191,25 @@ supports-color@^6.1.0:
   dependencies:
     has-flag "^3.0.0"
 
-svelte@^3.0.0:
-  version "3.12.1"
-  resolved "https://registry.yarnpkg.com/svelte/-/svelte-3.12.1.tgz#ddfacd43272ac3255907c682b74ee7d3d8b06b0c"
-  integrity sha512-t29WJNjHIqfrdMcVXqIyRfgLEaNz7MihKXTpb8qHlbzvf0WyOOIhIlwIGvl6ahJ9+9CLJwz0sjhFNAmPgo8BHg==
+svelte@^4.2.19:
+  version "4.2.19"
+  resolved "https://registry.yarnpkg.com/svelte/-/svelte-4.2.19.tgz#4e6e84a8818e2cd04ae0255fcf395bc211e61d4c"
+  integrity sha512-IY1rnGr6izd10B0A8LqsBfmlT5OILVuZ7XsI0vdGPEvuonFV7NYEUK4dAkm9Zg2q0Um92kYjTpS1CAP3Nh/KWw==
+  dependencies:
+    "@ampproject/remapping" "^2.2.1"
+    "@jridgewell/sourcemap-codec" "^1.4.15"
+    "@jridgewell/trace-mapping" "^0.3.18"
+    "@types/estree" "^1.0.1"
+    acorn "^8.9.0"
+    aria-query "^5.3.0"
+    axobject-query "^4.0.0"
+    code-red "^1.0.3"
+    css-tree "^2.3.1"
+    estree-walker "^3.0.3"
+    is-reference "^3.0.1"
+    locate-character "^3.0.0"
+    magic-string "^0.30.4"
+    periscopic "^3.1.0"
 
 svgo@^1.0.0:
   version "1.3.2"