Cleanup upload logic for better efficiency and more indepth timing

Revert removal of libssl

undo changes

move to use self-maintained image

fix compile errors

cleanup dead code

adjust for conversion types

bump lust version

Merge pull request #9 from ChillFish8/parallel-execution

Parallel execution

Merge pull request #8 from ChillFish8/webp-optimisations

Optimise WebP encoding via custom encoder setup.