docs: remove Extensions Marketplace and SDK screenshot embeds (#26127)

draft pr for first sweep to remove screenshots, pending @aevesdocker
return.

---------

Co-authored-by: Cursor <cursoragent@cursor.com>

content/manuals/extensions/_index.md

@@ -16,8 +16,6 @@ You can seamlessly connect your favorite development tools to your application d
 
 Anyone can use Docker Extensions and there is no limit to the number of extensions you can install.
 
-![Extensions Marketplace](/assets/images/extensions.webp)
-
 ## What extensions are available?
 
 There is a mix of partner and community-built extensions and Docker-built extensions.

content/manuals/extensions/extensions-sdk/build/frontend-extension-tutorial.md

@@ -195,8 +195,6 @@ provide you with type definitions for the extension APIs and auto-completion in
 npm install @docker/extension-api-client-types --save-dev
 ```
 
-![Auto completion in an IDE](images/types-autocomplete.png)
-
 For example, you can use the `docker.cli.exec` function to get the list of all the containers via the `docker ps --all`
 command and display the result in a table.
 
@@ -282,8 +280,6 @@ export function App() {
 
 ```
 
-![Screenshot of the container list.](images/react-extension.png)
-
 {{< /tab >}}
 {{< tab name="Vue" >}}
 

content/manuals/extensions/extensions-sdk/extensions/labels.md

@@ -56,5 +56,3 @@ When you create and install your unpublished extension, you can preview the exte
 >
 > You can re-tag your image in order to have a different image name that's not listed as a published extension.
 > Use `docker tag org/published-extension unpublished-extension` and then `docker extension install unpublished-extension`.
-
-![List preview](images/list-preview.png)

content/manuals/extensions/extensions-sdk/extensions/share.md

@@ -19,8 +19,6 @@ Docker lets you share your extensions using a URL.
 
 When people navigate to this URL, it opens Docker Desktop and displays a preview of your extension in the same way as an extension in the Marketplace. From the preview, users can then select **Install**.
 
-![Navigate to extension link](images/open-share.png)
-
 To generate this link you can either:
 
 - Run the following command:
@@ -31,8 +29,6 @@ To generate this link you can either:
 
 - Once you have installed your extension locally, navigate to the **Manage** tab and select **Share**.
 
-  ![Share button](images/list-preview.png)
-
 > [!NOTE]
 >
 > Previews of the extension description or screenshots, for example, are created using [extension labels](labels.md).

content/manuals/extensions/extensions-sdk/process.md

@@ -53,7 +53,3 @@ If you want your extension published in the Marketplace, read the [publish docum
 If you want to get up and running with creating a Docker Extension, see the [Quickstart guide](quickstart.md).
 
 Alternatively, get started with reading the "Part one: Build" section for more in-depth information about each step of the extension creation process.
-
-For an in-depth tutorial of the entire build process, we recommend the following video walkthrough from DockerCon 2022.
-
-<iframe width="560" height="315" src="https://www.youtube.com/embed/Yv7OG-EGJsg" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>

content/manuals/extensions/private-marketplace.md

@@ -198,8 +198,6 @@ It's recommended that you try the private marketplace on your Docker Desktop ins
 
 When you select the **Extensions** tab, you should see the private marketplace listing only the extensions you have allowed in `extensions.txt`.
 
-![Extensions Private Marketplace](/assets/images/extensions-private-marketplace.webp)
-
 ## Step six: Distribute the private marketplace
 
 Once you’ve confirmed that the private marketplace configuration works, the final step is to distribute the files to the developers’ machines with the MDM software your organization uses. For example, [Jamf](https://www.jamf.com/).