added vids (#390)

Co-authored-by: mxlnk <maxi.link@octomind.dev>

Author: ma-zah

advanced/private-location.mdx

@@ -14,6 +14,17 @@ The **private location worker** allows customers to include non-publicly availab
 
 The worker acts as a combination of a proxy and tunneling mechanism, connecting the private network with the Octomind tool. This feature ensures secure access to applications hosted behind firewalls or other private environments.
 
+<iframe
+  width="560"
+  height="315"
+  src="https://www.youtube.com/embed/0z1WfHAw4Ag?si=-l5RiWt9_26LWaSW"
+  title="YouTube video player"
+  frameborder="0"
+  allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share"
+  referrerpolicy="strict-origin-when-cross-origin"
+  allowfullscreen
+></iframe>
+
 ## Features
 
 ### Tunneling with FRP

runtime/custom-headers.mdx

@@ -4,7 +4,21 @@ description: "Additional HTTP headers to be sent with every request"
 icon: "network-wired"
 ---
 
-Octomind supports Playwright [extraHTTPHeaders](https://playwright.dev/docs/api/class-testoptions#test-options-extra-http-headers). Those headers are configurable on a project level. Open the Settings dialog to start setting custom header fields.
+<iframe
+  width="560"
+  height="315"
+  src="https://www.youtube.com/embed/XJs7cSU_Ze8?si=8QeKEbZW3xAQl5LH"
+  title="YouTube video player"
+  frameborder="0"
+  allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share"
+  referrerpolicy="strict-origin-when-cross-origin"
+  allowfullscreen
+></iframe>
+
+Octomind supports Playwright
+[extraHTTPHeaders](https://playwright.dev/docs/api/class-testoptions#test-options-extra-http-headers).
+Those headers are configurable on a project level. Open the Settings dialog to
+start setting custom header fields.
 
 <Frame caption="custom header configuration in the settings dialog">
   <img