Revert "Setup Carbon ads"

And so ends the experiment.

This reverts commit 2e86a91ac7.

assets/css/carbon.css

@@ -1,67 +0,0 @@
-#carbonads {
-    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
-        Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', Helvetica, Arial,
-        sans-serif;
-}
-
-#carbonads {
-    display: flex;
-    max-width: 330px;
-    background-color: var(--background-color);
-    box-shadow: 0 1px 4px 1px hsla(0, 0%, 0%, 0.1);
-}
-
-#carbonads a {
-    color: inherit;
-    text-decoration: none;
-}
-
-#carbonads a:hover {
-    color: inherit;
-}
-
-#carbonads span {
-    position: relative;
-    display: block;
-    overflow: hidden;
-}
-
-#carbonads .carbon-wrap {
-    display: flex;
-}
-
-.carbon-img {
-    display: block;
-    margin: 0;
-    line-height: 1;
-}
-
-.carbon-img img {
-    display: block;
-}
-
-.carbon-text {
-    font-size: 13px;
-    padding: 10px;
-    line-height: 1.5;
-    text-align: left;
-}
-
-.carbon-poweredby {
-    display: block;
-    padding: 8px 10px;
-    background: repeating-linear-gradient(
-            -45deg,
-            transparent,
-            transparent 5px,
-            hsla(0, 0%, 0%, 0.025) 5px,
-            hsla(0, 0%, 0%, 0.025) 10px
-        )
-        hsla(203, 11%, 95%, 0.4);
-    text-align: center;
-    text-transform: uppercase;
-    letter-spacing: 0.5px;
-    font-weight: 600;
-    font-size: 9px;
-    line-height: 1;
-}

layouts/_default/single.html

@@ -13,7 +13,6 @@
     <a class="tag" href="{{ "tags/" | absLangURL }}{{ . | urlize }}" target="_blank">#{{.}}</a>
     {{ end }}
   </div>
-  {{ partialCached "carbon.html" . }}
   {{- with .Content -}}
     {{ . | replaceRE "(<h[1-2] id=\"([^\"]+)\".+)(</h[1-9]+>)" `<a href="#${2}" class="heading-anchor" ariaLabel="Anchor"> ${1}</a> ${3}` | safeHTML }}
   {{- end -}}

layouts/partials/carbon.html

@@ -1,3 +0,0 @@
-<div style="padding: 1em; float: inline-end;">
-    <script async type="text/javascript" src="//cdn.carbonads.com/carbon.js?serve=CE7IT2QM&placement=msfjarvisdev" id="_carbonads_js"></script>
-</div>

layouts/partials/head.html

@@ -14,13 +14,11 @@
   <!-- CSS -->
   {{ $print := resources.Get "css/print.css" | resources.ExecuteAsTemplate "css/print.css" . | minify | fingerprint }}
   {{ $fonts := resources.Get "css/fonts.css" | resources.ExecuteAsTemplate "css/fonts.css" . | minify | fingerprint }}
-  {{ $carbon := resources.Get "css/carbon.css" | resources.ExecuteAsTemplate "css/carbon.css" . | minify | fingerprint }}
   {{ $poole := resources.Get "css/poole.css" | resources.ExecuteAsTemplate "poole.css" . }}
   {{ $hyde := resources.Get "css/hyde.css" | resources.ExecuteAsTemplate "hyde.css" . }}
   {{ $syntax := resources.Get "css/syntax.css" | resources.ExecuteAsTemplate "syntax.css" . }}
   {{ $custom := resources.Get "css/custom.css" | resources.ExecuteAsTemplate "custom.css" . }}
   {{ $styles := slice $poole $hyde $syntax $custom | resources.Concat "css/styles.css" | minify | fingerprint }}
-  <link rel="stylesheet" href="{{ $carbon.RelPermalink }}" {{ printf "integrity=%q" $carbon.Data.Integrity | safeHTMLAttr }}>
   <link rel="stylesheet" href="{{ $fonts.RelPermalink }}" {{ printf "integrity=%q" $fonts.Data.Integrity | safeHTMLAttr }}>
   <link rel="stylesheet" href="{{ $styles.RelPermalink }}" {{ printf "integrity=%q" $styles.Data.Integrity | safeHTMLAttr }}>
   <link rel="stylesheet" href="{{ $print.RelPermalink }}" {{ printf "integrity=%q" $print.Data.Integrity | safeHTMLAttr }} media="print">