docs(workflow): add volume doc

Author: duanhongyi

Dockerfile

@@ -3,7 +3,11 @@ FROM python:3.8-alpine
 COPY . /app
 WORKDIR /app
 
-RUN pip install -r requirements.txt
+RUN python -m venv /usr/local/env \
+  && source /usr/local/env/bin/activate \
+  && pip install -r requirements.txt
+
+ENV PATH /usr/local/env/bin:$PATH
 
 EXPOSE 8000
 CMD ["mkdocs", "serve", "-a", "0.0.0.0:8000"]

mkdocs.yml

@@ -22,7 +22,6 @@ nav:
     - Configuring Object Storage: installing-workflow/configuring-object-storage.md
     - Configuring Postgres: installing-workflow/configuring-postgres.md
     - Configuring the Registry: installing-workflow/configuring-registry.md
-    - Chart Provenance: installing-workflow/chart-provenance.md
   - Users:
     - Command Line Interface: users/cli.md
     - Users and Registration: users/registration.md

src/installing-workflow/chart-provenance.md

@@ -134,7 +134,9 @@ drycc-rabbitmq-0                          1/1       Running   0          4m
 
 Once all of the pods are in the `READY` state, Drycc Workflow is up and running!
 
+For more installation parameters, please check the [values.yaml](https://github.com/drycc/workflow/blob/main/charts/workflow/values.yaml) file of workflow.
+
 After installing Workflow, [register a user and deploy an application](../quickstart/deploy-an-app.md).
 
 [Kubernetes v1.16.15+]: system-requirements.md#kubernetes-versions
-[helm]: https://github.com/kubernetes/helm/blob/master/docs/install.md
+[helm]: https://github.com/kubernetes/helm/blob/master/docs/install.md

src/installing-workflow/index.md

@@ -28,6 +28,9 @@ Minio server crashes, all data will be lost. Therefore, Minio should be used for
 Workflow supports Amazon Simple Storage Service (S3), Google Cloud Storage (GCS), OpenShift Swift, and Azure Blob
 Storage. See [configuring object storage](configuring-object-storage) for setup instructions.
 
+In addition, workflow needs to use RWX block storage services, such as cloud native [longhorn](https://longhorn.io/), 
+[openebs](https://openebs.io/), or external (glusterfs)[https://www.gluster.org/] or [ceph](https://ceph.io/).
+
 ## Resource Requirements
 
 When deploying Drycc Workflow, it's important to provision machines with adequate resources. Drycc is a highly-available