Image optimization and rendering

package.json

@@ -4,6 +4,7 @@
   "version": "0.0.1",
   "scripts": {
     "dev": "sapper dev",
+    "prebuild": "node src/",
     "build": "sapper build --legacy",
     "export": "sapper export",
     "start": "node __sapper__/build",
@@ -47,9 +48,11 @@
     "rollup-plugin-svg": "^2.0.0",
     "rollup-plugin-terser": "^7.0.2",
     "sapper": "^0.28.10",
+    "sharp": "^0.26.1",
     "svelte": "^3.30.1",
     "svelte-check": "^1.1.17",
     "svelte-preprocess": "^4.6.1",
+    "ts-node": "^9.1.1",
     "tslib": "^2.0.3",
     "typescript": "^4.1.2"
   }