feat(tasks): support subtasks with inline creation, checklist and title progress bar

internal/domain/models.go

@@ -77,6 +77,13 @@ const (
 	StatusConverted ThoughtStatus = "converted"
 )
 
+type SubTask struct {
+	ID          string `json:"id"`
+	Title       string `json:"title"`
+	IsCompleted bool   `json:"isCompleted"`
+	CreatedAt   string `json:"createdAt,omitempty"`
+}
+
 type Thought struct {
 	ID             string        `json:"id"`
 	UserID         string        `json:"userId"`
@@ -92,6 +99,7 @@ type Thought struct {
 	TaskListID     string        `json:"taskListId,omitempty"`
 	KanbanStatus   string        `json:"kanbanStatus,omitempty"` // todo | in_progress | done
 	Notes          string        `json:"notes,omitempty"`
+	Subtasks       []SubTask     `json:"subtasks"`
 	AlarmSent      bool          `json:"alarmSent,omitempty"`
 	CreatedAt      string        `json:"createdAt"`
 	TriagedAt      string        `json:"triagedAt,omitempty"`