Listen to feedback that was missed in
https://github.com/coder/coder/pull/18346
- Adds `CODER_WORKSPACE_OWNER_NAME` into the agent environment.
- Logs warnings for when dev container app creation fails.
Add apps to the sub agent based on the dev container customization.
The implementation also provides the following env variables for use in
the devcontainer json
- `CODER_WORKSPACE_AGENT_NAME`
- `CODER_WORKSPACE_USER_NAME`
- `CODER_WORKSPACE_NAME`
- `CODER_DEPLOYMENT_URL`