global header/navbar on all pages like a grown-up website (#17)

config.toml

@@ -28,6 +28,7 @@ disableAliases = true
   facebook = "jakejarvis"
   facebook_id = "1329090853"
   linkedin = "jakejarvis"
+  mastodon = "mastodon.social/@jakejarvis"
 
 [params]
   description = "Hello! I'm a frontend web developer based in Boston, Massachusetts specializing in modern JavaScript frameworks and progressive web apps."
@@ -78,10 +79,8 @@ disableAliases = true
   quality = 75
 
 [blackfriday]
-  hrefTargetBlank = true
   nofollowLinks = true
   noreferrerLinks = true
-  # noopenerLinks = true       # requires custom fork w/ custom blackfriday: https://github.com/jakejarvis/hugo/tree/noopener
   plainIDAnchors = true
   fractions = false
 
@@ -92,7 +91,8 @@ disableAliases = true
     privacyEnhanced = true
 
 # TODO: find better way than double-mounting content as weird hack to allow
-#       access to image resources from templates
+# access to image resources from templates.
+# https://gohugo.io/hugo-modules/configuration/#module-config-mounts
 [module]
   [[module.mounts]]
     source = "content"