feat: add support for optional external auth providers (#12021)

codersdk/provisionerdaemons.go

@@ -199,9 +199,10 @@ func (c *Client) ServeProvisionerDaemon(ctx context.Context, req ServeProvisione
 		return nil, xerrors.Errorf("parse url: %w", err)
 	}
 	query := serverURL.Query()
+	query.Add("version", proto.CurrentVersion.String())
 	query.Add("id", req.ID.String())
 	query.Add("name", req.Name)
-	query.Add("version", proto.VersionCurrent.String())
+	query.Add("version", proto.CurrentVersion.String())
 
 	for _, provisioner := range req.Provisioners {
 		query.Add("provisioner", string(provisioner))

codersdk/templateversions.go

@@ -41,6 +41,7 @@ type TemplateVersionExternalAuth struct {
 	DisplayIcon     string `json:"display_icon"`
 	AuthenticateURL string `json:"authenticate_url"`
 	Authenticated   bool   `json:"authenticated"`
+	Optional        bool   `json:"optional,omitempty"`
 }
 
 type ValidationMonotonicOrder string