Upgrade dependencies

Co-authored-by: Krzysztof Adamski <krzysztof.adamski@ing.com>

multistage docker build

distroless docker image

Add newline at end of file

Result image size from 750MB to 16MB

fix docker build

This prepares for multiple binaries and distribution builds

Smart sizing removes, in clients that support it, the scroll bars.

HTTP_TUNNEL_REDIR_DISABLE_PORT should be 0x04

Fix Docker golang issue

Rename tokenSigningKey to PAATokenSigningKey