enhancement: introduce build time edition channels

be careful, the env:OC_EDITION, env:FRONTEND_EDITION, and conf:edition got removed as part of this commit, no deprecation because the flag is build time only!

services/ocdav/pkg/config/config.go

@@ -80,5 +80,5 @@ type Status struct {
 	Product        string
 	ProductName    string
 	ProductVersion string
-	Edition        string `yaml:"edition" env:"OC_EDITION;OCDAV_EDITION" desc:"Edition of OpenCloud. Used for branding purposes." introductionVersion:"1.0.0"`
+	Edition        string `desc:"Edition of OpenCloud. Used for branding purposes." introductionVersion:"1.0.0"`
 }

services/ocdav/pkg/config/defaults/defaultconfig.go

@@ -92,7 +92,7 @@ func DefaultConfig() *config.Config {
 			ProductVersion: version.GetString(),
 			Product:        "OpenCloud",
 			ProductName:    "OpenCloud",
-			Edition:        "",
+			Edition:        version.Edition,
 		},
 	}
 }