/job/{project-id}/{jobset-id}/{job-id}/shield:
    get:
      summary: Generate data for a shields.io badge
      parameters:
      - name: project-id
        in: path
        description: project identifier
        required: true
        schema:
          type: string
      - name: jobset-id
        in: path
        description: jobset identifier
        required: true
        schema:
          type: string
      - name: job-id
        in: path
        description: job identifier
        required: true
        schema:
          type: string
      responses:
        '200':
          description: see <a href="https://shields.io/endpoint">https://shields.io/endpoint</a> on how to use this
          content:
            application/json:
              examples:
                shield-success:
                  value:
                    color: green
                    schemaVersion: 1
                    label: hydra build
                    message: passing

}
sub shield :Chained('job') PathPart('shield') Args(0) {
    my ($self, $c) = @_;
    my $job = $c->stash->{job};
    my $lastBuild = $c->stash->{jobset}->builds->find(
        { job => $job, finished => 1 },
        { order_by => 'id DESC', rows => 1, columns => [@buildListColumns] }
    );
    notFound($c, "No latest build for job ‘$job’.") unless defined $lastBuild;
    my $color =
            $lastBuild->buildstatus == 0 ? "green" :
            $lastBuild->buildstatus == 4 ? "yellow" :
            "red";
    my $message =
            $lastBuild->buildstatus == 0 ? "passing" :
            $lastBuild->buildstatus == 4 ? "cancelled" :
            "failing";
    $c->response->content_type('application/json');
    $c->stash->{'plain'} = {
        data => scalar (JSON::Any->objToJson(
            {
                schemaVersion => 1,
                label => "hydra build",
                color => $color,
                message => $message,
            }))
    };
    $c->forward('Hydra::View::Plain');