Release notes:

* Implement variable masking
* Slugify job names
* Performance improvements around loading namespace builds
* General bug fixes

Changelog:

Andrew Pillar (61):
      Generate random key for session ID
      Build from main branch
      Set DJINN_API_SERVER variable for integration tests
      Load relations for tags on build.tagged event
      Add revision for new table columns
      Implement logic for creating and displaying masked variables
      Run develop migrations as part of build
      Passthrough mask parameter
      Fix typo in error message
      Add integration test for variable masking
      Make variable unmasking togglable
      Add sudo mode for privileged actions
      Use sudo mode for variable unmasking and persist unmasked variables
      Build from correct branch
      Redirect back after unmasking using sudo_referer
      Add support for toggling masking build variables
      Fix unmask button styling
      Formatting
      Load user for parent namespace
      Load user for parent namespace
      Copy masked value from original variable
      Use streaming transformation to mask variables in build output
      Update deps
      Merge new validation errors onto end of original errors
      Initialize validation errors before merging
      Flush the transform.Writer upon job completion
      Add comment explaining lack of transformer
      Set build relation on job
      Connect stdout and stderr to job writer instead of driver writer
      Add integration test for masking variables in build output
      Commit transaction before submitting to queue
      Only allow variable author to unmask a masked variable
      Slugify job names
      Remove realval field
      Implement logic for unmasking variblaes in the namespace view
      Left align SVG icon
      Only load parent relations if we have one
      Move revision from dev to schema
      Keep revisions/dev directory even if empty
      Build latest version of mgrt
      Build from v3 branch of mgrt
      Merge branch 'dev.varmask'
      Document masked variables
      Make read/write timeouts configurable
      Pull from main branch
      Use SELECT DISTINCT ON to get the latest namespace builds
      Allow for per-user artifact cleanup threshold
      Change object and artifact size type to BIGINT
      Use the user cleanup limit for artifact curation
      Document image server
      Clean up curator code
      More curator clean up
      Don't keep track of curated users
      Ignore fs.ErrNotExist errors on artifact deletion
      Remove redundant code
      Save unmasked variables to session
      Update example config files
      Set image server host in doc serve script
      Document serving behind NGINX
      Support downloading of images from public namespaces
      Fix API documentation formatting