api: Cleanup websocket protocol

This commit cleans up the websocket protocol to be in line with the
documentation.

internal/dis/component/auth/scopes/never.go

@@ -0,0 +1,36 @@
+package scopes
+
+import (
+	"net/http"
+
+	"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
+	"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth"
+)
+
+type Never struct {
+	component.Base
+	Dependencies struct {
+		Auth *auth.Auth
+	}
+}
+
+var (
+	_ component.ScopeProvider = (*Never)(nil)
+)
+
+const (
+	ScopeNever Scope = "never"
+)
+
+func (*Never) Scope() component.ScopeInfo {
+	return component.ScopeInfo{
+		Scope:         ScopeNever,
+		Description:   "scope that is never fullfilled",
+		DeniedMessage: "no one can do this",
+		TakesParam:    false,
+	}
+}
+
+func (*Never) HasScope(string, *http.Request) (bool, error) {
+	return false, nil
+}