add cp command

pkg/portal/file.go

@@ -25,3 +25,21 @@ func (s *Server) FileRead(ctx context.Context, file *portal.FileReadRequest) (*p
 
 	return &portal.FileReadResponse{State: portal.State_UNKNOWN, Content: string(content)}, nil
 }
+
+func (s *Server) FileCp(ctx context.Context, file *portal.FileCpRequest) (*portal.FileCpResponse, error) {
+	fields := log.Fields{
+		"context": "file",
+		"command": "cp",
+		"name":    file.GetPath(),
+	}
+	log := log.WithFields(fields)
+	log.Debug("Received file cp request")
+
+	err := os.WriteFile(file.GetPath(), file.GetContent(), 0644)
+	if err != nil {
+		log.Error(err.Error())
+		return nil, err
+	}
+
+	return &portal.FileCpResponse{State: portal.State_UNKNOWN}, nil
+}