Add dashboard to TOC and related topics to make it findable (#31645)

source/_includes/asides/docs_navigation.html

@@ -8,17 +8,18 @@
         <b>{% active_link /docs/glossary/ Glossary %}</b>
       </li>
       <li>
-        <b>{% active_link /getting-started Getting started %}</b>
+        <b>Getting started</b>
         <ul>
           <li>{% active_link /installation Installation %}</li>
+          <li>{% active_link /getting-started Getting started & onboarding %}</li>
+          <li>{% active_link /dashboards Dashboards & views %}</li>
           <li>{% active_link /common-tasks/os/ Common tasks %}</li>
           <li>
             {% active_link /docs/troubleshooting/ Troubleshooting installation
             %}
           </li>
           <li>
-            {% active_link /docs/troubleshooting_general/ General troubleshooting
-            %}
+            {% active_link /docs/troubleshooting_general/ General troubleshooting %}
           </li>
         </ul>
       </li>

source/getting-started/index.markdown

@@ -1,5 +1,5 @@
 ---
-title: "Getting Started"
+title: "Getting started"
 description: "Getting started with Home Assistant"
 body_id: getting_started
 show_title: true

source/getting-started/onboarding_dashboard.markdown

@@ -5,7 +5,7 @@ description: "Instructions on editing the dashboard for the first time"
 
 ## First contact with the Overview dashboard
 
-The **Overview** dashboard is the first page you see after the [onboarding process](/getting-started/onboarding). Dashboards are customizable pages to display information in Home Assistant. 
+The **Overview** [dashboard](/dashboards/) is the first page you see after the [onboarding process](/getting-started/onboarding). Dashboards are customizable pages to display information in Home Assistant.
 
 By default, there are two dashboards: **Overview** and **Energy**. The image below shows a customized example of the **Overview** dashboard. If you just onboarded, your dashboard will be nearly empty.
 
@@ -56,4 +56,11 @@ The procedure below is optional. The idea is to learn some basics on changing th
    - When you are done, in the top right corner, select **Done**.
 9. Congratulations! You have completed your first dashboard customization.
 
+To continue with this tutorial, select the button below to learn about {% term integrations %}.
+
 {% include getting-started/next_step.html step="Integrations" link="/getting-started/integration/" %}
+
+## Related topics
+
+- [Dashboards](/dashboards/)
+- [Views](/dashboards/views/)