refactor: refactor task logic for better scalability (#76)

* refactor: a big refactor. wip

* refactor: port handle file

* refactor: place all handlers

* fix: task info nil pointer

* feat: enhance task progress tracking and context management

* feat: cancel task

* feat: stream mode

* feat: silent mode

* feat: dir cmd

* refactor: remove unused old file

* feat: rule cmd

* feat: handle silent mode

* feat: batch task

* fix: batch task progress and temp file cleanup

* refactor: update file creation and cleanup methods for better resource management

* feat: add save command with silent mode handling

* feat: message link

* feat: update message prompts to include file count in storage selection

* feat: slient save links

* refactor: reduce dup code

* feat: rule type

* feat: chose dir

* feat: refactor file handling and storage rules, improve error handling and logging

* feat: rule mode

* feat: telegraph pics

* fix: tphpics nil pointer and inaccurate dirpath

* feat: silent save telegraph

* feat: add suffix to avoid file overwrite

* feat: new storage telegram

* chore: tidy go mod

pkg/queue/task.go

@@ -0,0 +1,44 @@
+package queue
+
+import (
+	"container/list"
+	"context"
+	"time"
+)
+
+type Task[T any] struct {
+	ID      string
+	Data    T
+	ctx     context.Context
+	cancel  context.CancelFunc
+	created time.Time
+	element *list.Element
+}
+
+func NewTask[T any](ctx context.Context, id string, data T) *Task[T] {
+	cancelCtx, cancel := context.WithCancel(ctx)
+	return &Task[T]{
+		ID:      id,
+		Data:    data,
+		ctx:     cancelCtx,
+		cancel:  cancel,
+		created: time.Now(),
+	}
+}
+
+func (t *Task[T]) IsCancelled() bool {
+	select {
+	case <-t.ctx.Done():
+		return true
+	default:
+		return false
+	}
+}
+
+func (t *Task[T]) Cancel() {
+	t.cancel()
+}
+
+func (t *Task[T]) Context() context.Context {
+	return t.ctx
+}