chore(docs): clean up and add new content (#15003)

* wip: Install

* wip: sharing

* wip: features

* wip: features

* wip: tags and folder view

* update links

* fix: broken reference to page sections

* pr feedback

* Update docs/docs/overview/comparison.md

Co-authored-by: Daniel Dietzler <36593685+danieldietzler@users.noreply.github.com>

* webp

* webp is glory

* webp is glory

---------

Co-authored-by: Daniel Dietzler <36593685+danieldietzler@users.noreply.github.com>

docs/docs/overview/Comparison.md

@@ -4,9 +4,5 @@ sidebar_position: 2
 
 # Comparison
 
-If you're new here and came from other photo self-hosting alternatives you might want to look at a comparison between Immich and your current self-hosting.
+If you're new here and came from other asset self-hosting alternatives you might want to look at a comparison between Immich and your current solution.
 Here you can see a [comparison between the various OpenSource Photo Libraries](https://meichthys.github.io/foss_photo_libraries/) including Immich.
-
-:::note
-It is important to remember, Immich is under very active development. Expect bugs and changes. Do not use it as the only way to store your photos and videos!
-:::

docs/docs/overview/comparison.md

@@ -0,0 +1,8 @@
+---
+sidebar_position: 2
+---
+
+# Comparison
+
+If you're new here and came from other asset self-hosting alternatives you might want to look at a comparison between Immich and your current solution.
+Here you can see a [comparison between the various OpenSource Photo Libraries](https://meichthys.github.io/foss_photo_libraries/) including Immich.

docs/docs/overview/introduction.mdx

@@ -4,7 +4,7 @@ sidebar_position: 1
 
 # Introduction
 
-<img src={require('./img/feature-panel.png').default} alt="Immich - Self-hosted photos and videos backup tool" />
+<img src={require('./img/feature-panel.webp').default} alt="Immich - Self-hosted photos and videos backup tool" />
 
 ## Welcome!
 

docs/docs/overview/quick-start.mdx

@@ -2,7 +2,7 @@
 sidebar_position: 3
 ---
 
-# Quick Start
+# Quick start
 
 Here is a quick, no-choices path to install Immich and take it for a test drive.
 Once you've tried it, you might use one of the many other ways
@@ -12,11 +12,11 @@ to install and use it.
 
 Check the [requirements page](/docs/install/requirements) to get started.
 
-## Install and Launch via Docker Compose
+## Set up the server
 
 Follow the [Docker Compose (Recommended)](/docs/install/docker-compose) instructions to install the server.
 
-## Try the Web UI
+## Try the web app
 
 import RegisterAdminUser from '/docs/partials/_register-admin.md';
 
@@ -24,9 +24,9 @@ import RegisterAdminUser from '/docs/partials/_register-admin.md';
 
 Try uploading a picture from your browser.
 
-<img src={require('./img/upload-button.png').default} title="Upload button" />
+<img src={require('./img/upload-button.webp').default} title="Upload button" />
 
-## Try the Mobile UI
+## Try the mobile app
 
 ### Download the Mobile App
 
@@ -54,29 +54,25 @@ To quickly get going, you can selectively upload few photos first, by following
 
 You can select the **Jobs** tab to see Immich processing your photos.
 
-<img src={require('/docs/guides/img/jobs-tab.png').default} title="Jobs tab" />
+<img src={require('/docs/guides/img/jobs-tab.webp').default} title="Jobs tab" width={300} />
 
-## Set up Your Backups
+## Review the database backup and restore process
 
-You may want to back up the content of your Immich instance
-along with other parts of your server; be sure to read about
-[database backup](/docs/administration/backup-and-restore).
+Immich has built-in database backups. You can refer to the
+[database backup](/docs/administration/backup-and-restore) for more information.
 
-## Where to Go From Here
+:::danger
+The database only contains metadata and user information. You must setup manual backups of the images and videos stored in `UPLOAD_LOCATION`.
+:::
 
-You may decide you'd like to install the server a different way;
-the Install category on the left menu provides many options.
+## Where to go from here?
 
-You may decide you'd like to add the _rest_ of your photos from Google Photos,
-even those not on your mobile device, via Google Takeout.
-You can use [immich-go](https://github.com/simulot/immich-go) for this.
+You may decide you'd like to install the server a different way; the Install category on the left menu provides many options.
 
-You may want to
-[upload photos from your own archive](/docs/features/command-line-interface).
+You may decide you'd like to add the _rest_ of your photos from Google Photos, even those not on your mobile device, via Google Takeout. You can use [immich-go](https://github.com/simulot/immich-go) for this.
 
-You may want to incorporate an immutable archive of photos from an
-[External Library](/docs/features/libraries#external-libraries);
-there's a [Guide](/docs/guides/external-library) for that.
+You may want to [upload photos from your own archive](/docs/features/command-line-interface).
 
-You may want your mobile device to
-[back photos up to your server automatically](/docs/features/automatic-backup).
+You may want to incorporate a pre-existing archive of photos from an [External Library](/docs/features/libraries); there's a [guide](/docs/guides/external-library) for that.
+
+You may want your mobile device to [back photos up to your server automatically](/docs/features/automatic-backup).