site: add overview blurb to the guides landing page

Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

content/guides/_index.md

@@ -9,4 +9,10 @@ aliases:
   - /learning-paths/
 ---
 
-This section contains more advanced guides to help you learn how Docker can optimize your development workflows.
+Explore our collection of guides to learn how Docker can optimize your
+development workflows and how to use it with specific languages, frameworks, or
+technologies.
+
+Can't find the guide you're looking for? Open an issue on the
+[docker/docs](https://github.com/docker/docs/issues/new) repository to let us
+know.

layouts/guides/landing.html

@@ -64,6 +64,7 @@
   <article class="prose min-w-0 max-w-none dark:prose-invert">
     {{- partial "breadcrumbs.html" . }}
     <h1 data-pagefind-weight="10" class="scroll-mt-36">{{ .Title }}</h1>
+    {{ .Content }}
     {{- $taxonomies := slice "products" "subjects" "levels" "languages" }}
     <div class="not-prose"
       x-data="{