Error 404

html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,issue,performed_via_github_app
https://github.com/simonw/datasette/issues/752#issuecomment-623598224,https://api.github.com/repos/simonw/datasette/issues/752,623598224,MDEyOklzc3VlQ29tbWVudDYyMzU5ODIyNA==,9599,2020-05-04T17:28:11Z,2020-05-04T17:28:20Z,OWNER,"Good catch: it looks like we're not specifying the charset for those pages:
```
$ curl -i 'https://latest.datasette.io/404'
HTTP/1.1 404 Not Found
access-control-allow-origin: *
content-type: text/html
Date: Mon, 04 May 2020 16:23:25 GMT
Server: Google Frontend
Content-Length: 605

<!DOCTYPE html>
<html>
<head>
    <title>Error 404</title>
```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",611835285,