feat: add the main_section page parameter for home and list page, which has higher priority than blog.home.main_sections (#1108)

Author: razonyang

layouts/_default/index.html

@@ -1,6 +1,6 @@
 {{- define "title" }}
   {{- $pages := site.RegularPages }}
-  {{- with site.Params.hb.blog.home.main_sections }}
+  {{- with (default site.Params.hb.blog.home.main_sections .Params.main_sections) }}
     {{- $pages = where $pages "Section" "in" . }}
   {{- end }}
   {{- $pinned := first 1 (where $pages ".Params.pinned" true) }}

layouts/partials/hb/modules/blog/index.html

@@ -1,5 +1,5 @@
 {{- $pages := site.RegularPages }}
-{{- with site.Params.hb.blog.home.main_sections }}
+{{- with (default site.Params.hb.blog.home.main_sections .Params.main_sections) }}
   {{- $pages = where $pages "Section" "in" . }}
 {{- end }}
 {{- $pinnedPos := default "" site.Params.hb.blog.home.pinned_posts_position }}

layouts/partials/hb/modules/blog/title.html

@@ -1,5 +1,5 @@
 {{- $pages := site.RegularPages }}
-{{- with site.Params.hb.blog.home.main_sections }}
+{{- with (default site.Params.hb.blog.home.main_sections .Params.main_sections) }}
   {{- $pages = where $pages "Section" "in" . }}
 {{- end }}
 {{- $paginator := .Paginate $pages site.Params.hb.blog.paginate }}