Add bastion user data

Merge pull request #15 from sjmiller609/master

add bastion user data

working CI pipeline

Merge pull request #14 from sjmiller609/master

fix pipeline failure

randomize db resource names

Merge pull request #11 from sjmiller609/master

randomize db resource names

Remove local modules since upstream now supports Terraform 0.12

Merge pull request #10 from sjmiller609/master

underlying modules now support terraform 0.12, updated versions

Allow users to specify AWS tags

Merge pull request #7 from astronomer/tags

Allow user to input a mapping of AWS tags