install bootstrap, rollup-plugin-purgecss

Author: aminya

package.json

@@ -34,9 +34,11 @@
     "@rollup/plugin-commonjs": "15.0.0",
     "@rollup/plugin-node-resolve": "8.1.0",
     "babel-preset-solid": "0.19.0",
+    "bootstrap": "^4.5.2",
     "rollup": "2.26.5",
     "@rollup/plugin-babel": "5.2.0",
     "rollup-plugin-delete": "^2.0.0",
+    "rollup-plugin-purgecss": "^1.0.0",
     "rollup-plugin-terser": "^7.0.0",
     "serve": "^11.3.2"
   }