diff --git a/web-frontend/package.json b/web-frontend/package.json
index 9677b75..d31f927 100644
--- a/web-frontend/package.json
+++ b/web-frontend/package.json
@@ -17,7 +17,7 @@
     "rollup-plugin-livereload": "^2.0.0",
     "rollup-plugin-svelte": "^7.1.5",
     "rollup-plugin-terser": "^7.0.0",
-    "svelte": "^3.59.2",
+    "svelte": "^4.2.19",
     "svelte-check": "^1.0.0",
     "svelte-preprocess": "^4.0.0",
     "tslib": "^2.0.0",
diff --git a/web-frontend/yarn.lock b/web-frontend/yarn.lock
index 8b238d0..1f3da66 100644
--- a/web-frontend/yarn.lock
+++ b/web-frontend/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@^7.10.4":
   version "7.25.7"
   resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.25.7.tgz#438f2c524071531d643c6f0188e1e28f130cebc7"
@@ -52,12 +60,12 @@
     "@jridgewell/gen-mapping" "^0.3.5"
     "@jridgewell/trace-mapping" "^0.3.25"
 
-"@jridgewell/sourcemap-codec@^1.4.10", "@jridgewell/sourcemap-codec@^1.4.14":
+"@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@^0.3.24", "@jridgewell/trace-mapping@^0.3.25":
+"@jridgewell/trace-mapping@^0.3.18", "@jridgewell/trace-mapping@^0.3.24", "@jridgewell/trace-mapping@^0.3.25":
   version "0.3.25"
   resolved "https://registry.yarnpkg.com/@jridgewell/trace-mapping/-/trace-mapping-0.3.25.tgz#15f190e98895f3fc23276ee14bc76b675c2e50f0"
   integrity sha512-vNk6aEwybGtawWmy/PzwnGDOjCkLWSD2wqvjGGAgOAwCGWySYXfYoxt00IJkTF+8Lb57DwOb3Aa0o9CApepiYQ==
@@ -245,7 +253,7 @@
   dependencies:
     "@types/node" "*"
 
-"@types/estree@*":
+"@types/estree@*", "@types/estree@^1.0.0", "@types/estree@^1.0.1":
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-1.0.6.tgz#628effeeae2064a1b4e79f78e81d87b7e5fc7b50"
   integrity sha512-AYnb1nQyY49te+VRAVgmzfcgjYS91mY5P0TKUDCLEM+gNnA+3T6rWITXRLYCpahpqSQbN5cE+gHpnPyXjHWxcw==
@@ -363,7 +371,7 @@
     "@types/node" "*"
     "@types/send" "*"
 
-acorn@^8.8.2:
+acorn@^8.10.0, acorn@^8.8.2, acorn@^8.9.0:
   version "8.13.0"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-8.13.0.tgz#2a30d670818ad16ddd6a35d3842dacec9e5d7ca3"
   integrity sha512-8zSiw54Oxrdym50NlZ9sUusyO1Z1ZchgRLWRaK6c86XJFClyCgFKetdowBg5bKxyp/u+CDBJG4Mpp0m3HLZl9w==
@@ -390,6 +398,16 @@ anymatch@~3.1.2:
     normalize-path "^3.0.0"
     picomatch "^2.0.4"
 
+aria-query@^5.3.0:
+  version "5.3.2"
+  resolved "https://registry.yarnpkg.com/aria-query/-/aria-query-5.3.2.tgz#93f81a43480e33a338f19163a3d10a50c01dcd59"
+  integrity sha512-COROpnaoap1E2F000S62r6A60uHZnmlvomhfyT2DlTcrY1OrBKn2UhH7qn5wTC9zMvD0AY7csdPSNwKP+7WiQw==
+
+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==
+
 balanced-match@^1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.2.tgz#e83e3a7e3f300b34cb9d87f615fa0cbf357690ee"
@@ -474,6 +492,17 @@ chokidar@^4.0.0:
   dependencies:
     readdirp "^4.0.1"
 
+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"
+
 color-convert@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
@@ -518,6 +547,14 @@ console-clear@^1.1.0:
   resolved "https://registry.yarnpkg.com/console-clear/-/console-clear-1.1.1.tgz#995e20cbfbf14dd792b672cde387bd128d674bf7"
   integrity sha512-pMD+MVR538ipqkG5JXeOEbKWS5um1H4LUUccUQG68qpeqBYbzYy79Gh55jkd2TtPdRfUaLWdv6LPP//5Zt0aPQ==
 
+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"
+
 deepmerge@^4.2.2:
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.3.1.tgz#44b5f2147cd3b00d4b56137685966f26fd25dd4a"
@@ -553,6 +590,13 @@ estree-walker@^2.0.1:
   resolved "https://registry.yarnpkg.com/estree-walker/-/estree-walker-2.0.2.tgz#52f010178c2a4c117a7757cfe942adb7d2da4cac"
   integrity sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/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"
+
 fill-range@^7.1.1:
   version "7.1.1"
   resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-7.1.1.tgz#44265d3cac07e3ea7dc247516380643754a05292"
@@ -690,6 +734,13 @@ is-reference@^1.2.1:
   dependencies:
     "@types/estree" "*"
 
+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" "*"
+
 jest-worker@^26.2.1:
   version "26.6.2"
   resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-26.6.2.tgz#7f72cbc4d643c365e27b9fd775f9d0eaa9c7a8ed"
@@ -729,6 +780,11 @@ local-access@^1.0.1:
   resolved "https://registry.yarnpkg.com/local-access/-/local-access-1.1.0.tgz#e007c76ba2ca83d5877ba1a125fc8dfe23ba4798"
   integrity sha512-XfegD5pyTAfb+GY6chk283Ox5z8WexG56OvM06RWLpAc/UHozO8X6xAxEkIitZOtsSMM1Yr3DkHgW5W+onLhCw==
 
+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==
+
 magic-string@^0.25.7:
   version "0.25.9"
   resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.25.9.tgz#de7f9faf91ef8a1c91d02c2e5314c8277dbcdd1c"
@@ -736,6 +792,18 @@ magic-string@^0.25.7:
   dependencies:
     sourcemap-codec "^1.4.8"
 
+magic-string@^0.30.4:
+  version "0.30.12"
+  resolved "https://registry.yarnpkg.com/magic-string/-/magic-string-0.30.12.tgz#9eb11c9d072b9bcb4940a5b2c2e1a217e4ee1a60"
+  integrity sha512-Ea8I3sQMVXr8JhN4z+H/d8zwo+tYDgHE9+5G4Wnrwhs0gaK9fXTKx0Tw5Xwsd/bCPTTZNRAdpyzvoeORe9LYpw==
+  dependencies:
+    "@jridgewell/sourcemap-codec" "^1.5.0"
+
+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==
+
 merge-stream@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/merge-stream/-/merge-stream-2.0.0.tgz#52823629a14dd00c9770fb6ad47dc6310f2c1f60"
@@ -822,6 +890,15 @@ path-parse@^1.0.7:
   resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.7.tgz#fbc114b60ca42b30d9daf5858e4bd68bbedb6735"
   integrity sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==
 
+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"
+
 picocolors@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.0.tgz#5358b76a78cde483ba5cef6a9dc9671440b27d59"
@@ -1003,7 +1080,7 @@ sorcery@^0.10.0:
     sander "^0.5.0"
     sourcemap-codec "^1.3.0"
 
-"source-map-js@>=0.6.2 <2.0.0":
+"source-map-js@>=0.6.2 <2.0.0", source-map-js@^1.0.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.1.tgz#1ce5650fddd87abc099eda37dcff024c2667ae46"
   integrity sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==
@@ -1089,10 +1166,25 @@ svelte-routing@^1.6.0:
   resolved "https://registry.yarnpkg.com/svelte-routing/-/svelte-routing-1.11.0.tgz#8ef3e486f63725ba36d14b491e6e0fc8c2392458"
   integrity sha512-/JlBAB6KxgM+Xl+4J/vOy4i4uYAJpWWbjh7vtRwsuu0MPl5B+ml+N/jCRkfjRa9ulODcS/G6PL8opyhczmrV8Q==
 
-svelte@^3.59.2:
-  version "3.59.2"
-  resolved "https://registry.yarnpkg.com/svelte/-/svelte-3.59.2.tgz#a137b28e025a181292b2ae2e3dca90bf8ec73aec"
-  integrity sha512-vzSyuGr3eEoAtT/A6bmajosJZIUWySzY2CzB3w2pgPvnkUjGqlDnsNnA0PMO+mMAhuyMul6C2uuZzY6ELSkzyA==
+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"
 
 terser@^5.0.0:
   version "5.34.1"