fix(ci): use asdf set instead of global for v0.16+ and bump to v2.1.5

chore: upgrade asdf-action to v4 and bump to v2.1.4

fix(ci): continue-on-error for GHCR and bump to v2.1.3

Update release.yaml: split build/push, add continue-on-error for GHCR…

…, and ensure asdf install at end

Fix release workflow permissions and syntax

Release v2.0.6 (#132)

Updates to dependencies

Send-file cli command

¯\_(ツ)_/¯

Updates to examples and sample-config (#111)

There are no functional changes to bashbot in this patch release; only updates to examples and read-me files.

Add (optional) environment variables to deployment (#109)

Add optional environment variables `NASA_API_KEY` and `GIPHY_API_KEY` to access the nasa.gov and giphy APIs with private credentials