[LIT-11] Add sandbox and part of internal from playground

[LIT-11] Modify structure using go-build-template

[LIT-5] Create bazel rule for creating and pushing container

[LIT-4] Enhance lint.sh when system does not contain jq will download it

[LIT-4] Add lint and format

[LIT-1] add back lock files

[LIT-2] Add flask service and build files for Litterbox

[LIT-1] Add OWNERS to gerrit repo

[LIT-2] Add bazel specific rules to git ignore

[LIT-1] Add basic files to Litterbox repo

Initial empty repository