refactor: move MobileAction to option package and update imports

- Move MobileAction struct from uixt package to uixt/option package
- Delete uixt/driver_action.go file as MobileAction is now in option package
- Update all import statements across the codebase to use option.MobileAction
- Update ActionTool interface to use option.MobileAction in ConvertActionToCallToolRequest method
- Maintain backward compatibility while improving package organization
- Clean up code structure by consolidating action-related types in option package

Files affected:
- server/uixt.go: Updated imports and type references
- step.go: Updated imports and ActionResult struct
- step_ui.go: Updated all MobileAction references to option.MobileAction
- uixt/mcp_server.go: Updated ActionTool interface and removed detailed comments
- uixt/mcp_server_test.go: Updated all test cases to use option.MobileAction
- uixt/mcp_tools_*.go: Updated ConvertActionToCallToolRequest method signatures
- uixt/option/action.go: Added MobileAction struct definition
- uixt/sdk.go: Updated ExecuteAction method signature

uixt/option/action.go

@@ -13,6 +13,24 @@ import (
 	"github.com/rs/zerolog/log"
 )
 
+type MobileAction struct {
+	Method  ActionName     `json:"method,omitempty" yaml:"method,omitempty"`
+	Params  interface{}    `json:"params,omitempty" yaml:"params,omitempty"`
+	Fn      func()         `json:"-" yaml:"-"` // used for function action, not serialized
+	Options *ActionOptions `json:"options,omitempty" yaml:"options,omitempty"`
+	ActionOptions
+}
+
+func (ma MobileAction) GetOptions() []ActionOption {
+	var actionOptionList []ActionOption
+	// Notice: merge options from ma.Options and ma.ActionOptions
+	if ma.Options != nil {
+		actionOptionList = append(actionOptionList, ma.Options.Options()...)
+	}
+	actionOptionList = append(actionOptionList, ma.ActionOptions.Options()...)
+	return actionOptionList
+}
+
 type ActionName string
 
 const (