docs: small header change and add latest youtube vid as blogpost (LAION-AI#1851)

- small header change to be cleaner
- add latest youtuber video as a blog post

Author: andrewm4894

docs/blog/2023-02-24-open-assistant-inference-backend-development-hands-on-coding/index.mdx

@@ -0,0 +1,25 @@
+---
+title: Open Assistant Inference Backend Development (Hands-On Coding)
+description: Open Assistant Inference Backend Development (Hands-On Coding)
+authors: [yk]
+tags: [open-assistant, youtube, live-coding]
+image: https://img.youtube.com/vi/6OozhhI6U4g/0.jpg
+---
+
+import ReactPlayer from "react-player";
+
+Open Assistant Inference Backend Development (Hands-On Coding)
+
+Join me as I build streaming inference into the Hugging Face text generation
+server, going through cuda, python, rust, grpc, websockets, server-sent events,
+and more...
+
+https://open-assistant.io
+
+<ReactPlayer
+  controls
+  width="100%"
+  url="https://www.youtube.com/embed/6OozhhI6U4g"
+/>
+
+<!--truncate-->

docs/sidebars.js

@@ -22,7 +22,15 @@ const sidebars = {
         type: "doc",
         id: "guides/README",
       },
-      items: ["guides/guidelines", "guides/examples", "guides/developers"],
+      items: [
+        "guides/guidelines",
+        "guides/examples",
+        {
+          type: "doc",
+          id: "guides/developers",
+          label: "Developers",
+        },
+      ],
     },
     {
       type: "category",