Use Hugo page resources instead of partials for changelogs

... which means we don't need to edit the top-level page for each release.

content/changelog/index.md

@@ -8,11 +8,7 @@ weight: 1000
 
 {{% changelog/changelog-changes %}}
 
-<!-- DO NOT REMOVE OR CHANGE - Release script puts next release here -->
-{{% changelog/changelog-rendered p="changelogs/v1.4.md" %}}
-{{% changelog/changelog-rendered p="changelogs/v1.3.md" %}}
-{{% changelog/changelog-rendered p="changelogs/v1.2.md" %}}
-{{% changelog/changelog-rendered p="changelogs/v1.1.md" %}}
+{{% changelog/changelogs %}}
 
 <h2 id="historical-versions" class="no-numbers">Historical versions</h2>
 

layouts/shortcodes/changelog/changelog-rendered.html

@@ -1,2 +0,0 @@
-{{ $partial := .Params.p }}
-{{ partial $partial . }}

layouts/shortcodes/changelog/changelogs.html

@@ -0,0 +1,10 @@
+{{/*
+   This template is used to render all of the changelog sections under
+   "content/changelogs"
+*/}}
+
+{{ with .Page.Resources.Match "*.md" }}
+{{ range ((sort . "Name" "desc")) }}
+{{ .Content }}
+{{ end }}
+{{ end }}

scripts/generate-changelog.sh

@@ -4,8 +4,6 @@
 
 set -e
 
-MAGIC_STRING="<!-- DO NOT REMOVE OR CHANGE - Release script puts next release here -->"
-
 cd changelogs
 
 # Pre-cleanup just in case it wasn't done on the last run
@@ -31,8 +29,7 @@ cat rendered.header.md rendered.md > rendered.final.md
 sed -i "s/[ ]*$//" rendered.final.md
 
 # Put the changelog in place
-mv rendered.final.md ../layouts/partials/changelogs/$1.md
-sed -i "s/$MAGIC_STRING/$MAGIC_STRING\n{{% changelog\\/changelog-rendered p=\"changelogs\\/$1.md\" %}}/" ../content/changelog.md
+mv rendered.final.md ../content/changelogs/$1.md
 
 # Cleanup
 rm -v rendered.*