fix(sdk-go): fixes input vars for reminder tasks

docs/docs/05-developer-guide/08-wfspec-development/08-user-tasks.md

@@ -208,7 +208,27 @@ wf.scheduleReminderTask(userTask, delaySeconds, taskDefName, taskArg1, taskArg2)
   </TabItem>
   <TabItem value="go" label="Go">
 
-GoLang support for user tasks coming soon.
+```go
+func QuickstartWorkflow(wf *littlehorse.WorkflowThread) {
+	// Declare an input variable and make it searchable
+	nameVar := wf.AddVariable("input-name", lhproto.VariableType_STR).Searchable()
+
+	// Execute a task and pass in the variable.
+	wf.Execute("greet", nameVar)
+
+	arg1 := "This is the first argument passed to the reminder task"
+	arg2 := "This is the second argument passed to the reminder task"
+	delaySeconds := 10 // wait 10 seconds after the task is assigned to schedule the reminder
+    reminderTaskDefName := "email-group"
+
+	userTaskOutput := wf.AssignUserTask("my-user-task", nil, "some-group")
+	wf.ScheduleReminderTask(userTaskOutput, delaySeconds, reminderTaskDefName, arg1, arg2)
+}
+```
+  </TabItem>
+  <TabItem value="python" label="Python">
+
+Python docs for user tasks coming soon.
 
   </TabItem>
 </Tabs>

sdk-go/littlehorse/wf_lib_internal.go

@@ -244,7 +244,7 @@ func (t *WorkflowThread) reassignUserTaskOnDeadline(
 
 func (t *WorkflowThread) scheduleReminderTask(
 	userTask *UserTaskOutput, delaySeconds interface{},
-	taskDefName string, args ...interface{},
+	taskDefName string, args []interface{},
 ) {
 	t.checkIfIsActive()
 

sdk-go/littlehorse/wf_lib_internal_test.go

@@ -100,6 +100,27 @@ func TestUserTaskWithOnCancellationExceptionName(t *testing.T) {
 	assert.Equal(t, "no-response", utNode.GetOnCancellationExceptionName().GetLiteralValue().GetStr())
 }
 
+func TestReminderTaskArgs(t *testing.T) {
+	argForReminderTask := "some-arg-that-is-string"
+	wfObj := littlehorse.NewWorkflow(func(t *littlehorse.WorkflowThread) {
+		uto := t.AssignUserTask("some-user-task", "some-user", "some-group")
+
+		t.ScheduleReminderTask(uto, 20, "some-task", argForReminderTask)
+	}, "somem-workflow")
+
+	putWf, err := wfObj.Compile()
+	if err != nil {
+		t.Error(err)
+	}
+
+	entrypoint := putWf.ThreadSpecs[putWf.EntrypointThreadName]
+	node := entrypoint.Nodes["1-some-user-task-USER_TASK"]
+	utNode := node.GetUserTask()
+	assert.NotNil(t, utNode)
+	reminderAction := utNode.Actions[0]
+	assert.Equal(t, argForReminderTask, reminderAction.GetTask().Task.Variables[0].GetLiteralValue().GetStr())
+}
+
 func TestReminderTask(t *testing.T) {
 	wf := littlehorse.NewWorkflow(func(t *littlehorse.WorkflowThread) {
 		userVar := t.AddVariable("user", lhproto.VariableType_STR)