Running #Sparrow within a container using VanillaOS.org.

First download Sparrow:
```
$ wget https://github.com/sparrowwallet/sparrow/releases/download/1.7.3/sparrow-1.7.3-1.x86_64.rpm
$ wget https://github.com/sparrowwallet/sparrow/releases/download/1.7.3/sparrow-1.7.3-manifest.txt.asc
$ wget https://github.com/sparrowwallet/sparrow/releases/download/1.7.3/sparrow-1.7.3-manifest.txt
```
Now cryptographically prove the download:
```
$ curl https://keybase.io/craigraw/pgp_keys.asc | gpg --import
$ gpg --verify sparrow-1.7.3-manifest.txt.asc
$ shasum --check sparrow-1.7.3-manifest.txt --ignore-missing
```
Now install Sparrow within a container:
```
$ apx run --apt sudo mkdir /usr/share/desktop-directories
$ apx install --apt ./Downloads/sparrow_1.7.3-1_amd64.deb
$ apx export --apt sparrow
```
Done. #Linux🐧
Seams so easy...(?
