chore(workflow): add options for install.sh scirpts

Author: duanhongyi

_scripts/install.sh

@@ -68,16 +68,16 @@ helm install drycc drycc/workflow \
   --set fluentd.daemon_environment.CONTAINER_TAIL_PARSER_TYPE="/^(?<time>.+) (?<stream>stdout|stderr)( (?<tags>.))? (?<log>.*)$/" \
   --set controller.app_storage_class=longhorn \
   --set minio.persistence.enabled=true \
-  --set minio.persistence.size=5Gi \
+  --set minio.persistence.size=${MINIO_PERSISTENCE_SIZE:-5Gi} \
   --set minio.persistence.storageClass="longhorn" \
   --set rabbitmq.persistence.enabled=true \
-  --set rabbitmq.persistence.size=5Gi \
+  --set rabbitmq.persistence.size=${RABBITMQ_PERSISTENCE_SIZE:-5Gi} \
   --set rabbitmq.persistence.storageClass="longhorn" \
   --set influxdb.persistence.enabled=true \
-  --set influxdb.persistence.size=5Gi \
+  --set influxdb.persistence.size=${INFLUXDB_PERSISTENCE_SIZE:-5Gi} \
   --set influxdb.persistence.storageClass="longhorn" \
   --set monitor.grafana.persistence.enabled=true \
-  --set monitor.grafana.persistence.size=5Gi \
+  --set monitor.grafana.persistence.size=${MONITOR_PERSISTENCE_SIZE:-5Gi} \
   --set monitor.grafana.persistence.storageClass="longhorn" \
   --namespace drycc \
   --create-namespace

src/quickstart/install-workflow.md

@@ -123,6 +123,10 @@ ENVIRONMENT VARIABLE            | DESCRIPTION
 PLATFORM_DOMAIN                 | Required item, specify drycc's domain name
 CHANNEL                         | By default, drycc of the `stable` channel will be installed. You can also specify `testing`
 INSTALL_K3S_MIRROR              | Specify the accelerated mirror location. Currently, only `cn` is supported
+MINIO_PERSISTENCE_SIZE          | The size of the persistence space allocated to `minio`, which is `5Gi` by default
+MONITOR_PERSISTENCE_SIZE        | The size of the persistence space allocated to `monitor`, which is `5Gi` by default
+INFLUXDB_PERSISTENCE_SIZE       | The size of the persistence space allocated to `influxdb`, which is `5Gi` by default
+RABBITMQ_PERSISTENCE_SIZE       | The size of the persistence space allocated to `rabbitmq`, which is `5Gi` by default
 
 Since the installation script will install k3s, other environment variables can refer to k3s installation [environment variables](https://rancher.com/docs/k3s/latest/en/installation/install-options/).