Add CSP's connect-src directive to config (#547) (#548)

Evgeniy Maynagashev

29.53.2021 002ebd46e4e97b5d8c1d92a9275061372e53e72f

 exampleSite/config.toml

@@ -90,6 +90,8 @@
]
scriptsrc = ["'self'", "'unsafe-inline'", "https://www.google-analytics.com"]
prefetchsrc = ["'self'"]
# connect-src directive – defines valid targets for to XMLHttpRequest (AJAX), WebSockets or EventSource
connectsrc = ["'self'", "https://www.google-analytics.com"]

[taxonomies]
category = "categories"