chore: update vite to 8, vite-plugin-svelte to 7 (#8141)

* chore: update vite to 8 beta, vite-plugin-svelte to 7, vitest to 4.1 beta

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* chore: add .npmrc with legacy-peer-deps for vite 8 beta

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

frontend/.npmrc

@@ -0,0 +1 @@
+legacy-peer-deps=true

frontend/package.json

@@ -27,9 +27,9 @@
 		"@melt-ui/svelte": "^0.86.2",
 		"@playwright/test": "^1.57.0",
 		"@sveltejs/adapter-static": "^3.0.6",
-		"@sveltejs/kit": "^2.53.2",
+		"@sveltejs/kit": "^2.53.4",
 		"@sveltejs/package": "^2.5.7",
-		"@sveltejs/vite-plugin-svelte": "^6.2.4",
+		"@sveltejs/vite-plugin-svelte": "^7.0.0",
 		"@tailwindcss/forms": "^0.5.3",
 		"@tailwindcss/typography": "^0.5.8",
 		"@types/d3": "^7.4.0",
@@ -70,9 +70,9 @@
 		"tar": "^7.4.3",
 		"tslib": "^2.6.1",
 		"typescript": "^5.5.0",
-		"vite": "npm:rolldown-vite@7.3.0",
+		"vite": "^8.0.0-beta.16",
 		"vite-plugin-mkcert": "^1.17.5",
-		"vitest": "^4.0.10",
+		"vitest": "^4.1.0-beta.5",
 		"vitest-browser-svelte": "^2.0.1"
 	},
 	"overrides": {
@@ -93,6 +93,7 @@
 		"@codingame/monaco-vscode-standalone-typescript-language-features": "=25.0.0",
 		"@json2csv/plainjs": "^7.0.6",
 		"@leeoniya/ufuzzy": "^1.0.8",
+		"@popperjs/core": "^2.11.8",
 		"@redocly/json-to-json-schema": "^0.0.1",
 		"@scalar/openapi-parser": "^0.15.0",
 		"@tanstack/svelte-table": "npm:tanstack-table-8-svelte-5@^0.1",

frontend/sharedUtils/vite.sharedUtils.config.js

@@ -16,7 +16,7 @@ export default defineConfig({
 			formats: ['es']
 		},
 		outDir: 'dist/sharedUtils',
-		rollupOptions: {
+		rolldownOptions: {
 			external: [],
 			output: {
 				globals: {}