feat: ship blog platform admin and deploy stack

frontend/package.json

@@ -12,6 +12,7 @@
     "astro": "astro"
   },
   "dependencies": {
+    "@astrojs/node": "^10.0.4",
     "@astrojs/svelte": "^8.0.3",
     "@astrojs/tailwind": "^6.0.2",
     "@tailwindcss/typography": "^0.5.19",
@@ -19,6 +20,7 @@
     "autoprefixer": "^10.4.27",
     "lucide-astro": "^0.556.0",
     "postcss": "^8.5.8",
+    "sharp": "^0.34.5",
     "svelte": "^5.55.0",
     "tailwindcss": "^3.4.19"
   },