✨ Added markdown and mermaid preview

frontend/package.json

@@ -54,21 +54,24 @@
     "@cospaia/prettier-plugin-clojure": "^0.0.2",
     "@lezer/highlight": "^1.2.3",
     "@lezer/lr": "^1.4.3",
+    "@mdit/plugin-katex": "^0.23.2",
+    "@mdit/plugin-tasklist": "^0.22.2",
     "@prettier/plugin-xml": "^3.4.2",
     "@replit/codemirror-lang-svelte": "^6.0.0",
     "@toml-tools/lexer": "^1.0.0",
     "@toml-tools/parser": "^1.0.0",
+    "@types/markdown-it": "^14.1.2",
     "codemirror": "^6.0.2",
     "codemirror-lang-elixir": "^4.0.0",
     "colors-named": "^1.0.2",
     "colors-named-hex": "^1.0.2",
     "groovy-beautify": "^0.0.17",
+    "highlight.js": "^11.11.1",
     "hsl-matcher": "^1.2.4",
-    "i": "^0.3.7",
     "java-parser": "^3.0.1",
-    "jsox": "^1.2.123",
     "linguist-languages": "^9.1.0",
-    "markdown-exit": "^1.0.0-beta.6",
+    "markdown-it": "^14.1.0",
+    "mermaid": "^11.12.1",
     "npm": "^11.6.2",
     "php-parser": "^3.2.5",
     "pinia": "^3.0.4",
@@ -90,14 +93,18 @@
     "eslint": "^9.39.1",
     "eslint-plugin-vue": "^10.5.1",
     "globals": "^16.5.0",
+    "happy-dom": "^20.0.10",
     "typescript": "^5.9.3",
     "typescript-eslint": "^8.46.4",
     "unplugin-vue-components": "^30.0.0",
-    "vite": "^7.2.2",
+    "vite": "npm:rolldown-vite@latest",
     "vite-plugin-node-polyfills": "^0.24.0",
     "vitepress": "^2.0.0-alpha.12",
     "vitest": "^4.0.8",
     "vue-eslint-parser": "^10.2.0",
     "vue-tsc": "^3.1.3"
+  },
+  "overrides": {
+    "vite": "npm:rolldown-vite@latest"
   }
 }