Changelog:
- Added help with setting up mounted volume permissions in README and debug logs.
- Added information about needing a CPU that support AVX.
- Added a setting for controlling the maximum allowed amount of padding (#27 and #28).
- Replaced a hand drawn face with proper graphics.
- Improved the blury image detection.
- Handling SIGTERM and Ctrl-C.
- Added HEALTHCHECK with curl (#29).
