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

storage/context.go

@@ -0,0 +1,22 @@
+package storage
+
+import "context"
+
+type contextKey struct{}
+
+var storageKey = contextKey{}
+
+func WithContext(ctx context.Context, storage Storage) context.Context {
+	if storage == nil {
+		return ctx
+	}
+	return context.WithValue(ctx, storageKey, storage)
+}
+
+func FromContext(ctx context.Context) Storage {
+	storage, ok := ctx.Value(storageKey).(Storage)
+	if !ok {
+		return nil
+	}
+	return storage
+}