How many NEW files are in your git repo?

See what's new in your git repo since a given date.
See what files have been added.

```
changed-since 2021-10-15 | grep '^A' | sed 's/^A\s*//'
```
```
#! /usr/bin/bash

branch=$(git rev-parse --abbrev-ref HEAD)
commit=$(git rev-list -1 --before="$1" "$branch")

shift

git diff --name-status "$commit" HEAD -- "$@"
```