chore: migrate to svelte 4

Author: danferns

package.json

@@ -14,17 +14,17 @@
     "check": "svelte-check --tsconfig ./tsconfig.json"
   },
   "devDependencies": {
-    "@sveltejs/vite-plugin-svelte": "^1.0.0-next.30",
+    "@sveltejs/vite-plugin-svelte": "^2.4.1",
     "@tsconfig/svelte": "^2.0.1",
     "@typescript-eslint/eslint-plugin": "^5.14.0",
     "@typescript-eslint/parser": "^5.14.0",
     "eslint": "^8.10.0",
     "prettier": "^2.5.1",
-    "svelte": "^3.49.0",
-    "svelte-check": "^2.2.7",
-    "svelte-preprocess": "^4.9.8",
+    "svelte": "^4.0.0",
+    "svelte-check": "^3.4.3",
+    "svelte-preprocess": "^5.0.3",
     "tslib": "^2.3.1",
-    "typescript": "^4.5.4",
+    "typescript": "^5.0.0",
     "vite": "^2.9.16",
     "vite-plugin-pwa": "^0.12.2"
   },