feat(task) : add markdown preview for task description

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/package.json

@@ -11,13 +11,15 @@
         "build:dist": "nuxt generate && rm -rf dist && cp -R .output/public dist"
     },
     "dependencies": {
-        "@malio/layer-ui": "^1.2.0",
+        "@malio/layer-ui": "^1.2.3",
         "@nuxt/icon": "^2.2.1",
         "@nuxtjs/i18n": "^10.2.3",
         "@nuxtjs/tailwindcss": "^6.14.0",
         "@pinia/nuxt": "^0.11.3",
+        "@tailwindcss/typography": "^0.5.19",
         "@vuepic/vue-datepicker": "^12.1.0",
         "chart.js": "^4.5.1",
+        "marked": "^18.0.0",
         "nuxt": "^4.3.1",
         "nuxt-toast": "^1.4.0",
         "pinia": "^3.0.4",