* Adding visual captchas for register and login.
* Adding audio wav file for Captcha using espeak.
* Lots of captcha fixes.
- Removed login captchas.
- Added settings to disable captchas, and change difficulty.
- Captchas can only be checked / used once, front end gives a new one on
failure.
- Added front end button for regenerating captcha.
- Added a disabled / pause button audio playing.
* Some more fixes.
* Testing out a travis 1.
* Testing out a travis 2.
* Testing out a travis 3.
* Testing out a travis 4.
* Testing out a travis 5.
* Testing out a travis 6. Trying a failing test
* Testing out a travis 7. Trying to cache the docker images.
* Testing out a travis 8. Still not correctly failing.
* Trying full path for docker_images dir.
* Fixing test again, trying a dockerhub deploy.
* Fixing test again, trying a dockerhub deploy 2.
* Remove caching.
* Trying to fix docker deploy.
* Try using the travis tag
* Using dessalines/lemmy:travis
* Try using the prod dockerfile now.
* Update http sigs dependency
* Finally getting this mostly working.
Co-authored-by: asonix <asonix@asonix.dog>
