Merge pull request #2200 from overleaf/ho-add-noindex-option

adds settings.robotsNoindex setting to stop robots indexing site

GitOrigin-RevId: 0c2c3aee215dd3ef1cca8cde4e0693a4bd39c6ef

services/web/app/views/_metadata.pug

@@ -96,6 +96,11 @@ meta(name="twitter:card", content=metadata && metadata.twitterCardType ? metadat
 if metadata && metadata.viewport
 	meta(name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes")
 
+//- Noindex
+if settings.robotsNoindex
+	meta(name="robots" content="noindex")
+
+
 //- Icons
 link(rel="icon", href="/" + settings.brandPrefix + "favicon.ico")
 link(rel="icon", sizes="192x192", href="/" + settings.brandPrefix + "touch-icon-192x192.png")

services/web/config/settings.defaults.coffee

@@ -201,6 +201,7 @@ module.exports = settings =
 	# Same, but with http auth credentials.
 	httpAuthSiteUrl: "http://#{httpAuthUser}:#{httpAuthPass}@#{siteUrl}"
 
+	robotsNoindex: (process.env['ROBOTS_NOINDEX'] == "true") or false
 
 	maxEntitiesPerProject: 2000