Video previews (#383)

* Video previews

* Changed plan tag on video block

Author: danciaclara

docs/core-concepts/pages/editor-blocks.mdx

@@ -73,6 +73,31 @@ Inserts and displays images within your content.
 
 Uploads and embeds files directly into your content, supporting documents, images, and other file types up to 100MB each.
 
+#### Show video preview
+When you upload video files as attachments, you can display them with inline playback controls. Just hover over the block and click the **⋮⋮** icon that appears. Select **Show preview** to convert the file link into an embedded video player. This works for all supported video formats.
+
+  ![Show preview](https://media.docs.plane.so/pages/show-preview.webp#hero)
+
+<div className="tag-wrapper">
+ ## Video
+<Tags 
+  tags={[ 
+    { name: "Pro", link:"https://plane.so/pricing", additionalClass: "pro" }
+  ]} 
+ />
+</div>
+
+Embeds video content directly into your pages for rich multimedia documentation.
+
+![Embed videos](https://media.docs.plane.so/pages/embed-videos.webp#hero)
+
+Type `/video` to insert a video block, then upload a video file. The video appears inline with playback controls, allowing viewers to watch without leaving the page. Supported video formats include MP4, MPEG, OGG Video, WebM, QuickTime, AVI, and WMV. 
+
+#### Show as attachment
+If you have a video displayed with inline preview and want to convert it to a simple file link, hover over the video block and select **Show as attachment** from the actions menu. This collapses the video player into a compact attachment link.
+
+![Show as attachment](https://media.docs.plane.so/pages/show-as-attachment.webp#hero)
+
 <div className="tag-wrapper">
 ## Math equations
 <Tags