chore: Copy the web page to the gh-pages directory too

Author: prantlf

package.json

@@ -41,7 +41,7 @@
     "test:module": "node test/all-tests",
     "test:cli": "nyc --silent node lib/cli package.json test/recursive && nyc --silent --no-clean node lib/cli -s -V test/passes/3.schema.json test/passes/3.json && nyc --silent --no-clean node lib/cli -C test/passes/comments.txt && nyc --silent --no-clean node lib/cli -v && nyc --silent --no-clean node lib/cli -h && nyc --silent --no-clean node lib/cli -pc test/fails/10.json || nyc report",
     "coverage": "cat coverage/lcov.info | npx coveralls",
-    "site": "cp web/jsonlint.js ../jsonlint-pages/jsonlint.js",
+    "site": "cp web/jsonlint.js ../jsonlint-pages/ && cp web/index.html ../jsonlint-pages/",
     "deploy": "cd ../jsonlint-pages && git commit -a -m 'Deploy site updates' && git push origin gh-pages"
   },
   "standard": {