⬆️ update dependencies, ✨ implement user store

vendor/github.com/alecthomas/kong/util.go

@@ -0,0 +1,35 @@
+package kong
+
+import (
+	"fmt"
+)
+
+// ConfigFlag uses the configured (via kong.Configuration(loader)) configuration loader to load configuration
+// from a file specified by a flag.
+//
+// Use this as a flag value to support loading of custom configuration via a flag.
+type ConfigFlag string
+
+// BeforeResolve adds a resolver.
+func (c ConfigFlag) BeforeResolve(kong *Kong, ctx *Context, trace *Path) error {
+	if kong.loader == nil {
+		return fmt.Errorf("kong must be configured with kong.Configuration(...)")
+	}
+	path := string(ctx.FlagValue(trace.Flag).(ConfigFlag))
+	resolver, err := kong.LoadConfig(path)
+	if err != nil {
+		return err
+	}
+	ctx.AddResolver(resolver)
+	return nil
+}
+
+// VersionFlag is a flag type that can be used to display a version number, stored in the "version" variable.
+type VersionFlag bool
+
+// BeforeApply writes the version variable and terminates with a 0 exit status.
+func (v VersionFlag) BeforeApply(app *Kong, vars Vars) error {
+	fmt.Fprintln(app.Stdout, vars["version"])
+	app.Exit(0)
+	return nil
+}