Update Svelte and testing library for v5 support

Author: TeyKey1

package-lock.json

@@ -40,14 +40,14 @@
 	},
 	"peerDependencies": {
 		"konva": "8 - 9",
-		"svelte": "3 - 4"
+		"svelte": "5"
 	},
 	"devDependencies": {
 		"@sveltejs/adapter-static": "^3.0.1",
 		"@sveltejs/kit": "^2.0.4",
 		"@sveltejs/package": "^2.1.0",
 		"@tailwindcss/typography": "^0.5.7",
-		"@testing-library/svelte": "4.0.5",
+		"@testing-library/svelte": "^5.1.0",
 		"@types/lodash.clonedeep": "^4.5.7",
 		"@typescript-eslint/eslint-plugin": "^7.1.0",
 		"@typescript-eslint/parser": "^7.1.0",
@@ -62,8 +62,8 @@
 		"plop": "^4.0.1",
 		"prettier": "^3.1.1",
 		"prettier-plugin-svelte": "^3.1.2",
-		"svelte": "5.0.0-next.80",
-		"svelte-check": "^3.6.7",
+		"svelte": "5.0.0-next.114",
+		"svelte-check": "^3.6.9",
 		"svelte-highlight": "^7.3.0",
 		"svelte-local-storage-store": "^0.6.4",
 		"svelte-preprocess": "^5.0.4",

package.json

@@ -1,9 +1,10 @@
 import { sveltekit } from '@sveltejs/kit/vite';
+import { svelteTesting } from '@testing-library/svelte/vite';
 import type { UserConfig } from 'vite';
 import path from 'path';
 
 const config: UserConfig = {
-	plugins: [sveltekit()],
+	plugins: [sveltekit(), svelteTesting()],
 	optimizeDeps: {
 		include: ['highlight.js', 'highlight.js/lib/core']
 	},
@@ -15,6 +16,10 @@ const config: UserConfig = {
 			jsdom: {
 				resources: 'usable'
 			}
+		},
+		// TODO: Alias to enable Svelte 5 support on testing-library, can be removed once stable
+		alias: {
+			'@testing-library/svelte': '@testing-library/svelte/svelte5'
 		}
 	},
 	// Workaround as in svelte tests onMount is not called due to being in nodejs environment (SSR) see: https://github.com/testing-library/svelte-testing-library/issues/222#issuecomment-1588987135