Update environment.sh

scripts/install/environment.sh

@@ -376,7 +376,10 @@ def "FRIEND_VERIFY" "false"     # 朋友验证
 def "IOS_PUSH_SOUND" "xxx"      # IOS推送声音
 def "IOS_BADGE_COUNT" "true"    # IOS徽章计数
 def "IOS_PRODUCTION" "false"    # IOS生产
-
+# callback 配置
+def "CALLBACK_ENABLE" "true"          # 是否开启 Callback
+def "CALLBACK_TIMEOUT" "5"            # 最长超时时间
+def "CALLBACK_FAILED_CONTINUE" "true" # 失败后是否继续
 ###################### Prometheus 配置信息 ######################
 # 是否启用 Prometheus
 readonly PROMETHEUS_ENABLE=${PROMETHEUS_ENABLE:-'false'}