PR Preview failed to build. (Last tried on Aug 10, 2020, 9:25 PM UTC).
More
PR Preview relies on a number of web services to run. There seems to be an issue with the following one:
:rotating_light: [CSS Spec Preprocessor](https://api.csswg.org/bikeshed/) - CSS Spec Preprocessor is the web service used to build Bikeshed specs.
:link: [Related URL](https://api.csswg.org/bikeshed/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fskobes%2Flayout-instability%2Fdb277b75242d17f8d34a6b8e31f9b5143e7fcb61%2Findex.bs&md-warning=not%20ready)
```
Error running preprocessor, returned code: 1.
Package aiofiles is not installed.
Package aiohttp is not installed.
Run "pip3 install -r /sites/api.csswg.org/bikeshed/requirements.txt" to complete installation
```
_If you don't have enough information above to solve the error by yourself (or to understand to which web service the error is related to, if any), please [file an issue](https://github.com/tobie/pr-preview/issues/new?title=Error%20not%20surfaced%20properly&body=See%20WICG/layout-instability%2364.)._
Fixes https://github.com/WICG/layout-instability/issues/48
:boom: Error: 500 Internal Server Error :boom:
PR Preview failed to build. (Last tried on Aug 10, 2020, 9:25 PM UTC).
More
PR Preview relies on a number of web services to run. There seems to be an issue with the following one: :rotating_light: [CSS Spec Preprocessor](https://api.csswg.org/bikeshed/) - CSS Spec Preprocessor is the web service used to build Bikeshed specs. :link: [Related URL](https://api.csswg.org/bikeshed/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fskobes%2Flayout-instability%2Fdb277b75242d17f8d34a6b8e31f9b5143e7fcb61%2Findex.bs&md-warning=not%20ready) ``` Error running preprocessor, returned code: 1. Package aiofiles is not installed. Package aiohttp is not installed. Run "pip3 install -r /sites/api.csswg.org/bikeshed/requirements.txt" to complete installation ``` _If you don't have enough information above to solve the error by yourself (or to understand to which web service the error is related to, if any), please [file an issue](https://github.com/tobie/pr-preview/issues/new?title=Error%20not%20surfaced%20properly&body=See%20WICG/layout-instability%2364.)._