Update readme

Signed-off-by: Michal Czyz <[email protected]>

README.md

@@ -2,25 +2,28 @@
 
 The goal is to provide a web browser experience of the OpenROAD GUI. Solution works with Firefox and Chrome.
 
-First time Codespace users are encouraged to read the tutorial [creating a codespace for a repository](https://docs.github.com/en/codespaces/developing-in-a-codespace/creating-a-codespace-for-a-repository).
+## Creating a Codespace
 
-## User
+First time Codespace users are encouraged to read the tutorial [creating a codespace for a repository](https://docs.github.com/en/codespaces/developing-in-a-codespace/creating-a-codespace-for-a-repository)
 
-1. Create a codespace from this repository.
+1. Create a codespace from this repository
 
 ![create](https://github.com/antmicro/openroad-codespace/blob/mczyz/dev/img/create_codespace.gif)
 
 2. Select `ubuntu gui` in the `Dev container configuration` field
 
 ![configure](https://github.com/antmicro/openroad-codespace/blob/mczyz/dev/img/configure_codespace.gif)
 
-3. Connect to the generated codespace
-4. At the bottom, there should be tab `PORTS`, where you will find the `Forwarded Address`. Follow this link to connect to NoVNC
+3. Click "Create codespace" and after a few minutes, the codespace should be ready for use
+
+## Using the Codespace
+
+1. At the bottom, there should be tab `PORTS`, where you will find the `Forwarded Address`. A link is provided, which you can follow to open the OpenROAD GUI
 
 ![open](https://github.com/antmicro/openroad-codespace/blob/mczyz/dev/img/open_vnc.gif)
 
-5. NoVNC tab should open - default password is `vscode`.
-6. Right-click on desktop and open Terminal and execute the following commands to run OpenROAD GUI
+2. NoVNC tab should open - default password is `vscode`
+3. Right-click on desktop and open Terminal and execute the following commands to run OpenROAD GUI
 
 ```
 cd /OpenROAD-flow-scripts/flow
@@ -29,13 +32,13 @@ make
 make gui_final
 ```
 
-### VSCode
+## VSCode
 
 1. You can also use VSCode to connect to Codespaces
-2. [Install VSCode](https://code.visualstudio.com/docs/setup/setup-overview).
+2. [Install VSCode](https://code.visualstudio.com/docs/setup/setup-overview)
 3. Open VSCode and install the [GitHub Codespaces](https://marketplace.visualstudio.com/items?itemName=GitHub.codespaces) extension
 4. Press `Ctrl+Shift+P` and select `Codespaces:Connect to Codespace`
-5. Open a web browser and connect to url: `localhost:6080`.
+5. Open a web browser and connect to url: `localhost:6080`
 
 ## Developer
 
@@ -45,3 +48,7 @@ Useful resources:
 * [Development loop](https://code.visualstudio.com/docs/devcontainers/create-dev-container#_full-configuration-edit-loop)
 * [devcontainer JSON reference](https://containers.dev/implementors/json_reference/)
 * [Desktop lite feature](https://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/desktop-lite.md)
+
+### Desktop-lite feature
+
+The desktop-lite feature is provided by the [devcontainers organization](https://github.com/devcontainers/features/tree/main/src/desktop-lite). In this repo, a modified version of the feature is used via the [update-link] script.