{cmd/dex,server}: expose skip approval screen option

cmd/dex/config.go

@@ -72,6 +72,9 @@ func (p password) toPassword() (storage.Password, error) {
 // OAuth2 describes enabled OAuth2 extensions.
 type OAuth2 struct {
 	ResponseTypes []string `yaml:"responseTypes"`
+	// If specified, do not prompt the user to approve client authorization. The
+	// act of logging in implies authorization.
+	SkipApprovalScreen bool `yaml:"skipApprovalScreen"`
 }
 
 // Web is the config format for the HTTP server.

cmd/dex/serve.go

@@ -116,6 +116,7 @@ func serve(cmd *cobra.Command, args []string) error {
 
 	serverConfig := server.Config{
 		SupportedResponseTypes: c.OAuth2.ResponseTypes,
+		SkipApprovalScreen:     c.OAuth2.SkipApprovalScreen,
 		Issuer:                 c.Issuer,
 		Connectors:             connectors,
 		Storage:                s,