Closes #46780 Creates a better flow for handling errors when a devcontainer fails, by shortening the message and giving the user a direct route to the Zed log. Additionally, the error from `stderr` is printed with proper line endings, making the log more legible <img width="1716" height="1093" alt="Screenshot 2026-02-03 at 2 54 50 PM" src="https://github.com/user-attachments/assets/08d7847b-c9b8-49e9-9936-6ae417f82fb2" /> <img width="1711" height="908" alt="Screenshot 2026-02-03 at 2 55 07 PM" src="https://github.com/user-attachments/assets/a2676419-a118-432e-8e8a-32c6e92f4f3b" /> <img width="2901" height="542" alt="Screenshot 2026-02-03 at 2 55 48 PM" src="https://github.com/user-attachments/assets/ea9de533-c1c6-4cb7-bd79-e44bd035537c" /> Release Notes: - Improved error messaging and handling in the event of a devcontainer launch failure