Add org card

Ping

@victor

&

@Chunte

for review!

README.md

@@ -7,4 +7,35 @@ sdk: static
 pinned: false
 ---
 
-Edit this `README.md` markdown file to author your organization card.
+<div style="background-color: #2717a1; color: #f8f7fe; border-radius: 8px; padding: 0.5rem 1rem; ">
+  <span style="font-weight: 600;">Want to try out the dev mode on Hugging Face Spaces?</span> Use the "Request to join this org" button to join the waitlist.
+</div>
+
+
+# Spaces Dev Mode (feature preview)
+
+**Members of this organization have early access to the new "Dev Mode" feature on Spaces.**  
+
+## About Dev Mode
+
+When the "Dev mode" is enabled on Space, you can connect to it using SSH or VS Code.
+
+You can make changes to your application code, run some debug tools, ...
+
+![image/png](https://cdn-uploads.huggingface.co/production/uploads/5fcfb7c407408029ba3577e2/ME0eqODONxjInE9tfmTDc.png)
+
+Changes reflect to your Space after you hit the "Refresh" button.
+
+When you are done, you can persist your changes using `git` as you would normally do when developping locally.
+
+
+## How to enable the dev mode
+
+Go to your Space's settings and click on "Enable dev mode".
+
+![image/png](https://cdn-uploads.huggingface.co/production/uploads/5fcfb7c407408029ba3577e2/QvLqvKxEzq8v0cpxQQ5An.png)
+
+## Limitations
+
+The dev mode is currently only available for Gradio and Streamlit Spaces.
+