* adding S3 sdk
* test binary folder
* linting
* before searching for binary
* linting
* grab folders in the given S3 prefix
* grab folders in the given S3 prefix
* find the last build
* found last builds for commit
* refactoring
* add tests for upload dir name
* create destination zip filename
* copying S3 files
* move s3 helpers into own object, prepare for testing
* add realistic test
* linting
* chore: add documentation to DEPLOY.md file
