feat: integrate OA activation workflows and business migration

internal/config/types.go

@@ -6,9 +6,10 @@ import "time"
 // It intentionally uses ordinary Go types so configuration is independent of
 // protobuf generation and can be consumed by every internal module.
 type Config struct {
-	Server *Server `mapstructure:"server" yaml:"server" json:"server"`
-	Data   *Data   `mapstructure:"data" yaml:"data" json:"data"`
-	Admin  *Admin  `mapstructure:"admin" yaml:"admin" json:"admin"`
+	BusinessOA *BusinessOA `mapstructure:"business_oa" yaml:"business_oa" json:"-"`
+	Server     *Server     `mapstructure:"server" yaml:"server" json:"server"`
+	Data       *Data       `mapstructure:"data" yaml:"data" json:"data"`
+	Admin      *Admin      `mapstructure:"admin" yaml:"admin" json:"admin"`
 }
 
 type Server struct {
@@ -224,3 +225,9 @@ type ObjectStore struct {
 	ForcePathStyle bool   `mapstructure:"force_path_style" yaml:"force_path_style" json:"force_path_style"`
 	AccountID      string `mapstructure:"account_id" yaml:"account_id" json:"account_id"`
 }
+
+// BusinessOA.URL 包含 OA 的路由前缀；Key 与 OA 服务间密钥一致。
+type BusinessOA struct {
+	URL string `mapstructure:"url" yaml:"url" json:"url"`
+	Key string `mapstructure:"key" yaml:"key" json:"-"`
+}