chore: release 1.1.21 (#578)

Merge pull request #577 from lockdown-systems/release-1.1.20-dev

Version bump to 1.1.20-dev

Merge pull request #574 from lockdown-systems/fix-create-folder

fix: create target folder if it doesn't exist

Merge pull request #557 from lockdown-systems/release-1.1.18

Release 1.1.18

Merge pull request #553 from lockdown-systems/release-1.1.17

Release 1.1.17

Merge pull request #550 from lockdown-systems/release-1.1.16

Version bump to 1.1.16, and new dev blog post

Merge pull request #542 from lockdown-systems/release-1.1.15

Release 1.1.15

Merge pull request #533 from lockdown-systems/release-1.1.13

Version bump to 1.1.13 and dev blog

Merge pull request #529 from lockdown-systems/release-1.1.12

Release 1.1.12

Merge pull request #525 from lockdown-systems/release-1.1.11

Release 1.1.11