id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,pull_request,body,repo,type,active_lock_reason,performed_via_github_app,reactions,draft,state_reason
642297505,MDU6SXNzdWU2NDIyOTc1MDU=,857,Comprehensive documentation for variables made available to templates,9599,closed,0,,3268330,1,2020-06-20T03:19:43Z,2022-10-26T02:58:17Z,2022-10-26T02:58:17Z,OWNER,,"Needed for the Datasette 1.0 release, so template authors can trust that Datasette is unlikely to break their templates.",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/857/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed
642388564,MDU6SXNzdWU2NDIzODg1NjQ=,858,publish heroku does not work on Windows 10,870912,open,0,,,7,2020-06-20T14:40:28Z,2021-06-10T17:44:09Z,,NONE,,"When executing ""datasette publish heroku schools.db"" on Windows 10, I get the following error

```shell
  File ""c:\users\dell\.virtualenvs\sec-schools-jn-cwk8z\lib\site-packages\datasette\publish\heroku.py"", line 54, in heroku
    line.split()[0] for line in check_output([""heroku"", ""plugins""]).splitlines()
  File ""c:\python38\lib\subprocess.py"", line 411, in check_output
    return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
  File ""c:\python38\lib\subprocess.py"", line 489, in run
    with Popen(*popenargs, **kwargs) as process:
  File ""c:\python38\lib\subprocess.py"", line 854, in __init__
    self._execute_child(args, executable, preexec_fn, close_fds,
  File ""c:\python38\lib\subprocess.py"", line 1307, in _execute_child
    hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
FileNotFoundError: [WinError 2] The system cannot find the file specified
```

Changing https://github.com/simonw/datasette/blob/55a6ffb93c57680e71a070416baae1129a0243b8/datasette/publish/heroku.py#L54

to 

```python
line.split()[0] for line in check_output([""heroku"", ""plugins""], shell=True).splitlines()
```

as well as the other `check_output()` and `call()` within the same file leads me to another recursive error about temp files",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/858/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,
642296989,MDU6SXNzdWU2NDIyOTY5ODk=,856,Consider pagination of canned queries,9599,open,0,,,3,2020-06-20T03:15:59Z,2021-05-21T14:22:41Z,,OWNER,,The new `canned_queries()` plugin hook from #852 combined with plugins like https://github.com/simonw/datasette-saved-queries could mean that some installations end up with hundreds or even thousands of canned queries. I should consider pagination or some other way of ensuring that this doesn't cause performance problems for Datasette.,107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/856/reactions"", ""total_count"": 1, ""+1"": 1, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,