Expose 'install-dompurify' and 'install-colorbox'

This commit exposes the install dompurify and install colorbox
javascript libraries via the browser.

internal/dis/component/server/admin/socket/actions/libraries.go

@@ -0,0 +1,57 @@
+package actions
+
+import (
+	"context"
+	"io"
+
+	"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
+	"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth/scopes"
+	"github.com/FAU-CDI/wisski-distillery/internal/wisski"
+	"github.com/tkw1536/pkglib/stream"
+)
+
+// installing additional javascript libraries
+
+type InstallColorboxJS struct {
+	component.Base
+}
+
+var (
+	_ WebsocketInstanceAction = (*InstallColorboxJS)(nil)
+)
+
+func (*InstallColorboxJS) Action() InstanceAction {
+	return InstanceAction{
+		Action: Action{
+			Name:      "install-colorbox-js",
+			Scope:     scopes.ScopeUserAdmin,
+			NumParams: 0,
+		},
+	}
+}
+
+func (*InstallColorboxJS) Act(ctx context.Context, instance *wisski.WissKI, in io.Reader, out io.Writer, params ...string) error {
+	return instance.Barrel().Shell(ctx, stream.NewIOStream(out, out, nil), "/runtime/install_colorbox.sh")
+}
+
+type InstallDompurifyJS struct {
+	component.Base
+}
+
+var (
+	_ WebsocketInstanceAction = (*InstallDompurifyJS)(nil)
+)
+
+func (*InstallDompurifyJS) Action() InstanceAction {
+	return InstanceAction{
+		Action: Action{
+			Name:      "install-dompurify-js",
+			Scope:     scopes.ScopeUserAdmin,
+			NumParams: 0,
+		},
+	}
+}
+
+func (*InstallDompurifyJS) Act(ctx context.Context, instance *wisski.WissKI, in io.Reader, out io.Writer, params ...string) error {
+	return instance.Barrel().Shell(ctx, stream.NewIOStream(out, out, nil), "/runtime/install_dompurify.sh")
+}