feat: refactor storage configuration to use dedicated storage package and add new storage types

BREAKING CHANGE: remove deprecated config

config/storage/alist.go

@@ -0,0 +1,38 @@
+package storage
+
+import (
+	"fmt"
+
+	"github.com/krau/SaveAny-Bot/types"
+)
+
+type AlistStorageConfig struct {
+	BaseConfig
+	URL      string `toml:"url" mapstructure:"url" json:"url"`
+	Username string `toml:"username" mapstructure:"username" json:"username"`
+	Password string `toml:"password" mapstructure:"password" json:"password"`
+	Token    string `toml:"token" mapstructure:"token" json:"token"`
+	BasePath string `toml:"base_path" mapstructure:"base_path" json:"base_path"`
+	TokenExp int64  `toml:"token_exp" mapstructure:"token_exp" json:"token_exp"`
+}
+
+func (a *AlistStorageConfig) Validate() error {
+	if a.URL == "" {
+		return fmt.Errorf("url is required for alist storage")
+	}
+	if a.Token == "" && (a.Username == "" || a.Password == "") {
+		return fmt.Errorf("username and password or token is required for alist storage")
+	}
+	if a.BasePath == "" {
+		return fmt.Errorf("base_path is required for alist storage")
+	}
+	return nil
+}
+
+func (a *AlistStorageConfig) GetType() types.StorageType {
+	return types.StorageTypeAlist
+}
+
+func (a *AlistStorageConfig) GetName() string {
+	return a.Name
+}