Add Debian API skeleton

Merged Mathieu Parent requested to merge sathieu/gitlab:debian_packages into master

What does this MR do?

Add Debian API skeleton, to initiate Debian Package Manager MVC.

Step 1 of #5835.

Migrations

== 20200916165232 AddDebianMaxFileSizeToPlanLimits: migrating =================
-- add_column(:plan_limits, :debian_max_file_size, :bigint, {:default=>3221225472, :null=>false})
   -> 0.0044s
== 20200916165232 AddDebianMaxFileSizeToPlanLimits: migrated (0.0045s) ========

== 20200916165232 AddDebianMaxFileSizeToPlanLimits: reverting =================
-- remove_column(:plan_limits, :debian_max_file_size, :bigint, {:default=>3221225472, :null=>false})
   -> 0.0050s
== 20200916165232 AddDebianMaxFileSizeToPlanLimits: reverted (0.0099s) ========

Screenshots

Not relevant

Does this MR meet the acceptance criteria?

Conformity

Availability and Testing

Security

If this MR contains changes to processing or storing of credentials or tokens, authorization and authentication methods and other items described in the security review guidelines:

  • Label as security and @ mention @gitlab-com/gl-security/appsec
  • The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
  • Security reports checked/validated by a reviewer from the AppSec team
Edited by Mathieu Parent