Diff streaming improvement (#459)

* Diffs are PatchType

* Added files don't have old content

* Improve styles

* Lints

* Update readme

README.md

@@ -1,7 +1,3 @@
-> [!IMPORTANT]  
-> We're re-writing the codebase, expect a delayed response to feedback until that's shipped. The current version on NPM is stable and we expect to be releasing alpha builds of V2 within days.
-> You can track progress [here](https://github.com/BloopAI/vibe-kanban/tree/deployments).
-
 <p align="center">
   <a href="https://vibekanban.com">
     <picture>
@@ -15,7 +11,7 @@
 <p align="center">Get 10X more out of Claude Code, Gemini CLI, Codex, Amp and other coding agents...</p>
 <p align="center">
   <a href="https://www.npmjs.com/package/vibe-kanban"><img alt="npm" src="https://img.shields.io/npm/v/vibe-kanban?style=flat-square" /></a>
-  <a href="https://github.com/BloopAI/vibe-kanban/blob/main/.github/workflows/publish.yml"><img alt="Build status" src="https://img.shields.io/github/actions/workflow/status/bloopai/vibe-kanban/.github%2Fworkflows%2Fpublish.yml?style=flat-square&branch=dev" /></a>
+  <a href="https://github.com/BloopAI/vibe-kanban/blob/main/.github/workflows/publish.yml"><img alt="Build status" src="https://img.shields.io/github/actions/workflow/status/BloopAI/vibe-kanban/.github%2Fworkflows%2Fpublish.yml" /></a>
 </p>
 
 ![](frontend/public/vibe-kanban-screenshot-overview.png)