feat: add dockerfile flags

This adds all relevant flags for the app create/update command to enable
and configure dockerfile build support.

create/application.go

@@ -46,6 +46,7 @@ type applicationCmd struct {
 	SkipRepoAccessCheck      bool              `help:"Skip the git repository access check" default:"false"`
 	Debug                    bool              `help:"Enable debug messages" default:"false"`
 	Language                 string            `help:"${app_language_help} Possible values: ${enum}" enum:"ruby,php,python,golang,nodejs,static,ruby-heroku," default:""`
+	DockerfileBuild          dockerfileBuild   `embed:""`
 }
 
 type gitConfig struct {
@@ -65,6 +66,12 @@ type deployJob struct {
 	Timeout time.Duration `default:"${app_default_deploy_job_timeout}" help:"Timeout of the job. Default is ${app_default_deploy_job_timeout}, minimum is 1 minute and maximum is 30 minutes."`
 }
 
+type dockerfileBuild struct {
+	Enabled      bool   `name:"dockerfile" help:"${app_dockerfile_enable_help}" default:"false"`
+	Path         string `name:"dockerfile-path" help:"${app_dockerfile_path_help}" default:""`
+	BuildContext string `name:"dockerfile-build-context" help:"${app_dockerfile_build_context_help}" default:""`
+}
+
 func (g gitConfig) sshPrivateKey() (*string, error) {
 	if g.SSHPrivateKey != nil {
 		return util.ValidatePEM(*g.SSHPrivateKey)
@@ -294,6 +301,11 @@ func (app *applicationCmd) newApplication(project string) *apps.Application {
 				Hosts:    app.Hosts,
 				Config:   app.config(),
 				BuildEnv: util.EnvVarsFromMap(app.BuildEnv),
+				DockerfileBuild: apps.DockerfileBuild{
+					Enabled:        app.DockerfileBuild.Enabled,
+					DockerfilePath: app.DockerfileBuild.Path,
+					BuildContext:   app.DockerfileBuild.BuildContext,
+				},
 			},
 		},
 	}
@@ -572,5 +584,10 @@ func ApplicationKongVars() (kong.Vars, error) {
 	result["app_language_help"] = "Language specifies which language your app is. " +
 		"If left empty, deploio will detect the language automatically. " +
 		"Note that *-heroku languages are experimental and may be removed in future releases."
+	result["app_dockerfile_enable_help"] = "Enable Dockerfile build (Beta) instead of the automatic " +
+		"buildpack detection"
+	result["app_dockerfile_path_help"] = "Specifies the path to the Dockerfile. If left empty a file " +
+		"named Dockerfile will be searched in the application code root directory."
+	result["app_dockerfile_build_context_help"] = "Defines the build context. If left empty, the application code root directory will be used as build context."
 	return result, nil
 }

internal/format/print.go

@@ -53,6 +53,10 @@ func PrintFailuref(icon, format string, a ...any) {
 	fmt.Print(FailureMessagef(icon, format, a...) + "\n")
 }
 
+func PrintWarningf(msg string, a ...any) {
+	fmt.Printf(color.YellowString("Warning: ")+msg, a...)
+}
+
 // Confirmf prints a confirm dialog using format and then waits until prompt
 // is confirmed or denied. Only y and yes are accepted for confirmation.
 func Confirmf(format string, a ...any) (bool, error) {

update/application.go

@@ -11,6 +11,7 @@ import (
 	"github.com/ninech/nctl/api"
 	"github.com/ninech/nctl/api/util"
 	"github.com/ninech/nctl/api/validation"
+	"github.com/ninech/nctl/internal/format"
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
@@ -38,6 +39,7 @@ type applicationCmd struct {
 	SkipRepoAccessCheck      bool              `help:"Skip the git repository access check" default:"false"`
 	Debug                    bool              `help:"Enable debug messages" default:"false"`
 	Language                 *string           `help:"${app_language_help} Possible values: ${enum}" enum:"ruby,php,python,golang,nodejs,static,ruby-heroku," default:""`
+	DockerfileBuild          dockerfileBuild   `embed:""`
 }
 
 type gitConfig struct {
@@ -79,6 +81,11 @@ type deployJob struct {
 	Timeout *time.Duration `help:"Timeout of the job." placeholder:"${app_default_deploy_job_timeout}"`
 }
 
+type dockerfileBuild struct {
+	Path         *string `name:"dockerfile-path" help:"${app_dockerfile_path_help}" placeholder:"."`
+	BuildContext *string `name:"dockerfile-build-context" help:"${app_dockerfile_build_context_help}" placeholder:"."`
+}
+
 func (cmd *applicationCmd) Run(ctx context.Context, client *api.Client) error {
 	app := &apps.Application{
 		ObjectMeta: metav1.ObjectMeta{
@@ -223,6 +230,16 @@ func (cmd *applicationCmd) applyUpdates(app *apps.Application) {
 		buildDelEnv = *cmd.DeleteBuildEnv
 	}
 	app.Spec.ForProvider.BuildEnv = util.UpdateEnvVars(app.Spec.ForProvider.BuildEnv, buildEnv, buildDelEnv)
+
+	if cmd.DockerfileBuild.Path != nil {
+		app.Spec.ForProvider.DockerfileBuild.DockerfilePath = *cmd.DockerfileBuild.Path
+		warnIfDockerfileNotEnabled(app, "path")
+	}
+
+	if cmd.DockerfileBuild.BuildContext != nil {
+		app.Spec.ForProvider.DockerfileBuild.BuildContext = *cmd.DockerfileBuild.BuildContext
+		warnIfDockerfileNotEnabled(app, "build context")
+	}
 }
 
 func (job deployJob) applyUpdates(cfg *apps.Config) {
@@ -253,3 +270,9 @@ func ensureDeployJob(cfg *apps.Config) *apps.Config {
 	}
 	return cfg
 }
+
+func warnIfDockerfileNotEnabled(app *apps.Application, flag string) {
+	if !app.Spec.ForProvider.DockerfileBuild.Enabled {
+		format.PrintWarningf("updating %s has no effect as dockefile builds are not enabled on this app\n", flag)
+	}
+}