feat(layouts): Replace .Pages or .Data.Pages with `.Site.RegularP…

…ages`

Replace `.Pages` or `.Data.Pages` with `.Site.RegularPages`. And add
`mainSections` variable to config file to prepare for Hugo v.0.58.0.

See also:

* gohugoio/hugoThemes#682
* https://gohugo.io/functions/where/#mainsections

exampleSite/config.toml

@@ -31,6 +31,7 @@ disableKinds = ["taxonomy", "taxonomyTerm", "RSS", "sitemap", "robotsTXT"]
 
 [params]
   dateFormat = "2006-01-02"
+  mainSections = ["post"]
 
   [params.gravatar]
     email = "hugo@example.com"

layouts/_default/list.html

@@ -2,7 +2,7 @@
 <main id="list">
     <h1>{{ .Title }}</h1>
     <ul>
-        {{ range .Pages }}
+        {{ range .Site.RegularPages }}
         <li>
             <a href="{{ .Permalink }}">{{ .Title }}</a>
             <p>{{- partial "date.html" . -}}</p>

layouts/home.html

@@ -20,7 +20,7 @@
     <div id="recent-posts">
         <h2>{{ i18n "recent_posts" }}</h2>
         <ul>
-            {{ range first 5 .Pages.ByPublishDate.Reverse }}
+            {{ range first 5 (where .Site.RegularPages "Type" "in" .Site.Params.mainSections).ByPublishDate.Reverse }}
                 <li>
                     <span>{{- partial "date.html" . -}}</span>
                     <a href="{{ .Permalink }}">{{ .Title }}</a>

theme.toml

@@ -5,7 +5,7 @@ description = "Nothing but texts."
 homepage = "https://github.com/gundamew/hugo-bingo"
 tags = ["minimalist", "simple", "clean", "blog", "starter", "responsive"]
 features = ["blog"]
-min_version = "0.42.2"
+min_version = "0.57.2"
 
 [author]
   name = "Bing-Sheng Chen"