fetcher

type Attachment struct {
	Filename string
	PartID   string // Keep PartID to fetch on demand
	Data     []byte
	Encoding string // Store encoding for proper decoding
}

type Email struct {
	UID         uint32
	From        string
	To          []string
	Subject     string
	Body        string
	Date        time.Time
	MessageID   string
	References  []string
	Attachments []Attachment
	AccountID   string // ID of the account this email belongs to
}