JSON feed template in Jinja

feed.json

{% from 'site_settings.jinja2' import site_title, site_author, site_url -%}
{
  "version": "https://jsonfeed.org/version/1",
  "title": "{{ site_title }}",
  "description": "Description of the website",
  "home_page_url": "{{ site_url }}",
  "feed_url": "{{ site_url }}/feed.json",
  "author": {
    "name": "{{ site_author }}",
    "url": "{{ site_url }}"
  },
  "items": [
  {%- for entry in entries %}
    {
      "title": {{ entry.title | tojson }},
      "date_published": "{{ entry.year }}-{{ entry.month }}-{{ entry.day }}T{{ entry.hour }}:{{ entry.minute }}:{{ entry.second }}+00:00",
      "url": "{{ site_url}}/{{ entry.url }}",
      "id": {{ entry.url | tojson }},
      "content_text": {{ entry.summary | tojson }},
      "content_html": {{ entry.content | tojson }}
    }{%if not loop.last %},{%endif%}
  {%- endfor %}    
  ]
}

site_settings.jinja2

# Site settings

# Site name
{%- set site_title = "yoursite.net" -%}

# Site url (end without /)
{%- set site_url = "https://yoursiteurl.net" -%}

# Author
{%- set site_author = "Your Name" -%}