Update README.md

- Update screenshot to match current launcher
- Add macOS workaround (thanks @evilduck1)

README.md

@@ -8,7 +8,7 @@ It can install, update, reinstall and run Invoke Community Edition. It is self-c
 
 Download the launcher from the [releases](https://github.com/invoke-ai/launcher/releases) page.
 
-!['Screenshot of launcher'](./assets/launcher-screenshot.png)
+<img width="912" alt="image" src="https://github.com/user-attachments/assets/1eb85a62-6513-49a9-9091-379f1eb377e1" />
 
 ## FAQ
 
@@ -30,6 +30,12 @@ On macOS, the launcher may require you to go to **System Settings** > **Security
 
 This is related to Apple's strict code signing restrictions. We are getting set up with Apple to sign the launcher executable, which will fix the issue and allow the launcher to run on all Macs without any fuss.
 
+Until this is resolved, you can manually flag the launcher as safe with `xattr` and it will run.:
+
+```zsh
+xattr -cr /Applications/Invoke-Installer.app
+```
+
 ### Compared to the "old" install/invoke scripts
 
 Like the install script, the launcher creates and manages a normal python virtual environment.