Create search.json

https://christianfei.com/posts/Use-Simple-Jekyll-Search-on-your-blog-in-these-easy-steps/

search.json

@@ -0,0 +1,14 @@
+---
+layout: nil
+---
+[
+ {% for post in site.posts %}
+ {
+ "title" : "{{ post.title | escape }}",
+ "category" : "{{ post.category }}",
+ "tags" : "{{ post.tags | join: ', ' }}",
+ "url" : "{{ site.baseurl }}{{ post.url }}",
+ "date" : "{{ post.date }}"
+ } {% unless forloop.last %},{% endunless %}
+ {% endfor %}
+]