diff --git a/Makefile b/Makefile
index 75764012e..84f1c1dfa 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ endif
 all: build
 
 # Run tests
-test: fmt vet lint
+test: vet lint
 	go test -race -coverprofile=coverage.txt -covermode=atomic ./pkg/... ./cmd/...
 
 # Build manager binary
@@ -66,6 +66,7 @@ run: fmt vet
 # Run go fmt against code
 fmt:
 	go fmt ./...
+	./hack/cue-fmt.sh
 
 # Run go vet against code
 vet:
diff --git a/charts/vela-core/templates/defwithtemplate/route.yaml b/charts/vela-core/templates/defwithtemplate/route.yaml
index 662fae8a2..9a8cf077f 100644
--- a/charts/vela-core/templates/defwithtemplate/route.yaml
+++ b/charts/vela-core/templates/defwithtemplate/route.yaml
@@ -16,28 +16,28 @@ spec:
   extension:
     template: |
       output: {
-        apiVersion: "standard.oam.dev/v1alpha1"
-        kind:       "Route"
-        spec: {
-          host: parameter.domain
+      	apiVersion: "standard.oam.dev/v1alpha1"
+      	kind:       "Route"
+      	spec: {
+      		host: parameter.domain
       
-          if parameter.issuer != "" {
-            tls: {
-              issuerName: parameter.issuer
-            }
-          }
+      		if parameter.issuer != "" {
+      			tls: {
+      				issuerName: parameter.issuer
+      			}
+      		}
       
-          if parameter["rules"] != _|_ {
-            rules: parameter.rules
-          }
-        }
+      		if parameter["rules"] != _|_ {
+      			rules: parameter.rules
+      		}
+      	}
       }
       parameter: {
-        domain: *"" | string
-        issuer: *"" | string
-        rules?: [...{
-          path: string
-          rewriteTarget: *"" | string
-        }]
+      	domain: *"" | string
+      	issuer: *"" | string
+      	rules?: [...{
+      		path:          string
+      		rewriteTarget: *"" | string
+      	}]
       }
       
diff --git a/charts/vela-core/templates/defwithtemplate/task.yaml b/charts/vela-core/templates/defwithtemplate/task.yaml
index d47e613bb..ea1e2d4ab 100644
--- a/charts/vela-core/templates/defwithtemplate/task.yaml
+++ b/charts/vela-core/templates/defwithtemplate/task.yaml
@@ -12,34 +12,33 @@ spec:
   extension:
     template: |
       output: {
-        apiVersion: "v1"
-        kind:       "Job"
-        metadata: name: context.name
-        spec: {
-          parallelism: parameter.count
-          completions: parameter.count
-          template: spec: {
-            containers: [{
-              name:  context.name
-              image: parameter.image
+      	apiVersion: "v1"
+      	kind:       "Job"
+      	metadata: name: context.name
+      	spec: {
+      		parallelism: parameter.count
+      		completions: parameter.count
+      		template: spec: {
+      			containers: [{
+      				name:  context.name
+      				image: parameter.image
       
-              if parameter["cmd"] != _|_ {
-                command: parameter.cmd
-              }
-              command:
-            }]
-          }
-        }
+      				if parameter["cmd"] != _|_ {
+      					command: parameter.cmd
+      				}
+      			}]
+      		}
+      	}
       }
       parameter: {
-        // +usage=specify number of tasks to run in parallel
-        // +short=c
-        count: *1 | int
+      	// +usage=specify number of tasks to run in parallel
+      	// +short=c
+      	count: *1 | int
       
-        // +usage=specify app image
-        // +short=i
-        image: string
+      	// +usage=specify app image
+      	// +short=i
+      	image: string
       
-        cmd?: [...string]
+      	cmd?: [...string]
       }
       
diff --git a/charts/vela-core/templates/defwithtemplate/webservice.yaml b/charts/vela-core/templates/defwithtemplate/webservice.yaml
index 789f9f282..c5f5f4c55 100644
--- a/charts/vela-core/templates/defwithtemplate/webservice.yaml
+++ b/charts/vela-core/templates/defwithtemplate/webservice.yaml
@@ -12,71 +12,71 @@ spec:
   extension:
     template: |
       output: {
-        apiVersion: "apps/v1"
-        kind:       "Deployment"
-        metadata: name: context.name
-        spec: {
-          replicas: 1
+      	apiVersion: "apps/v1"
+      	kind:       "Deployment"
+      	metadata: name: context.name
+      	spec: {
+      		replicas: 1
       
-          selector: matchLabels: {
-            "app.oam.dev/component": context.name
-          }
+      		selector: matchLabels: {
+      			"app.oam.dev/component": context.name
+      		}
       
-          template: {
-            metadata: labels: {
-              "app.oam.dev/component": context.name
-            }
+      		template: {
+      			metadata: labels: {
+      				"app.oam.dev/component": context.name
+      			}
       
-            spec: {
-              containers: [{
-                name:  context.name
-                image: parameter.image
+      			spec: {
+      				containers: [{
+      					name:  context.name
+      					image: parameter.image
       
-                if parameter["cmd"] != _|_ {
-                  command: parameter.cmd
-                }
+      					if parameter["cmd"] != _|_ {
+      						command: parameter.cmd
+      					}
       
-                if parameter["env"] != _|_ {
-                  env: parameter.env
-                }
-                
-                if context["config"] != _|_ {
-                  env: [
-                    for k, v in context.config {
-                      name: k
-                      value: v
-                    }
-                  ]
-                }
+      					if parameter["env"] != _|_ {
+      						env: parameter.env
+      					}
       
-                ports: [{
-                  containerPort: parameter.port
-                }]
-              }]
-            }
-          }
-        }
+      					if context["config"] != _|_ {
+      						env: [
+      							for k, v in context.config {
+      								name:  k
+      								value: v
+      							},
+      						]
+      					}
+      
+      					ports: [{
+      						containerPort: parameter.port
+      					}]
+      				}]
+      			}
+      		}
+      	}
       }
       parameter: {
-        // +usage=specify app image
-        // +short=i
-        image: string
+      	// +usage=specify app image
+      	// +short=i
+      	image: string
       
-        cmd?: [...string]
+      	cmd?: [...string]
       
-        // +usage=specify port for container
-        // +short=p
-        port:  *6379 | int
+      	// +usage=specify port for container
+      	// +short=p
+      	port: *6379 | int
       
-        env?: [...{
-          name:  string
-          value?: string
-          valueFrom?: {
-            secretKeyRef: {
-              name: string
-              key: string
-            }
-          }
-        }]
+      	env?: [...{
+      		name:   string
+      		value?: string
+      		valueFrom?: {
+      			secretKeyRef: {
+      				name: string
+      				key:  string
+      			}
+      		}
+      	}]
       }
       
diff --git a/charts/vela-core/templates/defwithtemplate/worker.yaml b/charts/vela-core/templates/defwithtemplate/worker.yaml
index 65b6b7320..807099811 100644
--- a/charts/vela-core/templates/defwithtemplate/worker.yaml
+++ b/charts/vela-core/templates/defwithtemplate/worker.yaml
@@ -1,7 +1,7 @@
 apiVersion: core.oam.dev/v1alpha2
 kind: WorkloadDefinition
 metadata:
-  name: backend
+  name: worker
   annotations:
     definition.oam.dev/apiVersion: "apps/v1"
     definition.oam.dev/kind: "Deployment"
@@ -12,45 +12,45 @@ spec:
   extension:
     template: |
       output: {
-        apiVersion: "apps/v1"
-        kind:       "Deployment"
-        metadata:
-          name: context.name
-        spec: {
-          replicas: 1
-          
-          selector: matchLabels: {
-            "app.oam.dev/component": context.name
-          }
+      	apiVersion: "apps/v1"
+      	kind:       "Deployment"
+      	metadata:
+      		name: context.name
+      	spec: {
+      		replicas: 1
       
-          template: {
-            metadata: labels: {
-              "app.oam.dev/component": context.name
-            }
-                
-            spec: {
-              containers: [{
-                name:  context.name
-                image: parameter.image
+      		selector: matchLabels: {
+      			"app.oam.dev/component": context.name
+      		}
       
-                if parameter["cmd"] != _|_ {
-                  command: parameter.cmd
-                }
-              }]
-            }
-          }
+      		template: {
+      			metadata: labels: {
+      				"app.oam.dev/component": context.name
+      			}
       
-          selector: 
-            matchLabels:
-              "app.oam.dev/component": context.name
-        }
+      			spec: {
+      				containers: [{
+      					name:  context.name
+      					image: parameter.image
+      
+      					if parameter["cmd"] != _|_ {
+      						command: parameter.cmd
+      					}
+      				}]
+      			}
+      		}
+      
+      		selector:
+      			matchLabels:
+      				"app.oam.dev/component": context.name
+      	}
       }
       
       parameter: {
-        // +usage=specify app image
-        // +short=i
-        image: string
+      	// +usage=specify app image
+      	// +short=i
+      	image: string
       
-        cmd?: [...string]
+      	cmd?: [...string]
       }
       
diff --git a/docs/README.md b/docs/README.md
index 2e8dfc659..a67c94099 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -10,7 +10,7 @@ Learn and use KubeVela with tutorials and user stories.
 
 **For Developers**
 - [Setting Up Deployment Environment](developers/config-enviroments.md)
-- [Deploying Application](developers/deploy-app.md)
+- [Initializing Application](developers/app-init.md)
 - [Setting Routes](developers/set-route.md)
 - [Setting Auto-scaling Policy](developers/set-autoscaling.md)
 - [Setting Rollout Strategy](developers/set-rollout.md)
@@ -19,7 +19,7 @@ Learn and use KubeVela with tutorials and user stories.
 - [Check Application Logs](developers/check-logs.md)
 - [Execute Commands in Container](developers/exec-cmd.md)
 - [Port Forward to Container](developers/port-forward.md)
-- [Setting Configurations in Application](developers/config-app.md)
+- [Configuring data/env in Application](developers/config-app.md)
 - [Consuming Cloud Services](developers/cloud-service.md)
 
 **For Platform Engineers**
diff --git a/docs/developers/app-init.md b/docs/developers/app-init.md
new file mode 100644
index 000000000..59bc9c866
--- /dev/null
+++ b/docs/developers/app-init.md
@@ -0,0 +1,93 @@
+# Initializating Application
+
+## `vela init`
+
+To initialize and deploy an application with one service, run:
+
+> If you only want to initialize without deploying the app, add `--render-only` flag
+
+```console
+$ vela  init
+Welcome to use KubeVela CLI! We're going to help you run applications through a couple of questions.
+
+Environment: default, namespace: default
+
+? Do you want to setup a domain for web service:
+? Provide an email for production certification:
+? What would you like to name your application:  testapp
+? Choose workload type for your service:  webservice
+? What would you name this webservice:  testsvc
+? specify app image crccheck/hello-world
+? specify port for container 8000
+...
+✅ Application Deployed Successfully!
+  - Name: testsvc
+    Type: webservice
+    HEALTHY Ready: 1/1
+    Routes:
+
+    Last Deployment:
+      Created at: ...
+      Updated at: ...
+```
+
+Check the application:
+
+```console
+$ vela show testapp
+About:
+
+  Name:      	testapp
+  Created at:	...
+  Updated at:	...
+
+
+Environment:
+
+  Namespace:	default
+
+Services:
+
+  - Name:        	testsvc
+    WorkloadType:	webservice
+    Arguments:
+      image:        	crccheck/hello-world
+      port:         	8000
+      Traits:
+```
+
+## Deploy Multiple Services
+
+You can also use KubeVela CLI to deploy multiple services for an application.
+
+Check the available workload types.
+
+```console
+$ vela workloads
+NAME      	DESCRIPTION
+worker   	Backend worker without ports exposed
+webservice	Long running service with network routes
+```
+
+Deploy the first service named `frontend` with `Web Service` type:
+
+```console
+$ vela svc deploy frontend --app testapp -t webservice --image crccheck/hello-world
+App testapp deployed
+```
+
+> TODO auto generate a random application name, so --app testapp becomes optional
+
+Deploy the second service named `backend` with "Backend Worker" type:
+
+```console
+$ vela svc deploy backend --app testapp2 -t worker --image crccheck/hello-world
+App testapp2 deployed
+```
+
+```console
+$ vela ls
+SERVICE 	APP     	TYPE	TRAITS	STATUS 	CREATED-TIME
+frontend	testapp 	    	      	...
+backend 	testapp 	    	      	...
+```
diff --git a/docs/developers/config-app.md b/docs/developers/config-app.md
index e69de29bb..aa8996648 100644
--- a/docs/developers/config-app.md
+++ b/docs/developers/config-app.md
@@ -0,0 +1,83 @@
+# Configuring Data/Env in Application
+
+`vela` provides a `config` command to manage config data.
+
+## `vela config set`
+
+```console
+$ vela config set test a=b c=d
+reading existing config data and merging with user input
+config data saved successfully ✅
+```
+
+## `vela config get`
+
+```console
+$ vela config get test
+Data:
+  a: b
+  c: d
+```
+
+## `vela config del`
+
+```console
+$ vela config del test
+config (test) deleted successfully
+```
+
+## `vela config ls`
+
+```console
+$ vela config set test a=b
+$ vela config set test2 c=d
+$ vela config ls
+NAME
+test
+test2
+```
+
+## Configure env in application
+
+The config data can be set as the env in applications.
+
+```console
+$ vela config set demo DEMO_HELLO=helloworld
+```
+
+Save the following to `vela.yaml` in current directory:
+
+```yaml
+name: testapp
+services:
+  env-config-demo:
+    image: heroku/nodejs-hello-world
+    config: demo
+```
+
+Then run:
+```console
+$ vela up
+Parsing vela.yaml ...
+Loading templates ...
+
+Rendering configs for service (env-config-demo)...
+writing deploy config to (.vela/deploy.yaml)
+
+Applying deploy configs ...
+Checking if app has been deployed...
+app has not been deployed, creating a new deployment...
+✅ app has been deployed 🚀🚀🚀
+    Port forward: vela port-forward testapp
+             SSH: vela exec testapp
+         Logging: vela logs testapp
+      App status: vela status testapp
+  Service status: vela status testapp --svc env-config-demo
+```
+
+Check env var:
+
+```
+$ vela exec testapp -- printenv | grep DEMO_HELLO
+DEMO_HELLO=helloworld
+```
diff --git a/docs/developers/deploy-app.md b/docs/developers/deploy-app.md
deleted file mode 100644
index 3b10d2c09..000000000
--- a/docs/developers/deploy-app.md
+++ /dev/null
@@ -1,71 +0,0 @@
-# Deploying Application
-
-## `vela app init`
-
-The simplest way to deploy an application with KubeVela is using `$ vela app init` .
-
-```console
-$ vela app init
-```
-
-Check the application:
-
-```console
-$ vela show myapp
-  About:
-  
-    Name:      	myapp
-    Created at:	2020-11-02 11:39:04.626416 +0800 CST
-    Updated at:	2020-11-02 11:39:04.627998 +0800 CST
-  
-  
-  Environment:
-  
-    Namespace:	default
-  
-  Services:
-  
-    - Name:        	frontend
-      WorkloadType:	webservice
-      Arguments:
-        port:         	8000
-        image:        	crccheck/hello-world
-        Traits:
-          - route:
-              domain:	frontend.example.com
-              issuer:	oam-env-default
-```
-
-## Deploy Application Step by Step
-
-You can also use KubeVela CLI to deploy a more complex micro-services application step by step, with detailed configurations.
-
-Check the available workload types.
-
-```console
-$ vela workloads
-TODO
-```
-
-Deploy the first service named `frontend` with `Web Service` type.
-
-```console
-$ vela svc deploy frontend -t webservice --image crccheck/hello-world --app myapp
-App myapp deployed
-```
-
-> TODO auto generate a random application name, so --app myapp becomes optional
-
-Deploy the second service named `backend` with "Backend Worker" type for the same application.
-
-```console
-$ vela svc deploy backend -t backendworker --image crccheck/hello-world --app myapp
-Creating backend
-SUCCEED
-```
-
-```console
-$ vela ls
-SERVICE       	APP      	TYPE	TRAITS	STATUS  	CREATED-TIME
-frontend      	myapp    	    	      	Deployed	2020-11-02 11:39:05 +0800 CST
-```
diff --git a/docs/developers/references/traits/autoscaling.md b/docs/developers/references/traits/autoscaling.md
deleted file mode 100644
index e69de29bb..000000000
diff --git a/docs/developers/references/traits/metrics.md b/docs/developers/references/traits/metrics.md
new file mode 100644
index 000000000..8784ad583
--- /dev/null
+++ b/docs/developers/references/traits/metrics.md
@@ -0,0 +1,12 @@
+# Metrics
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Path** | **string** | the metric path of the service | [default to /metrics]
+**Format** | **string** | +format of the metrics, default as prometheus | [default to prometheus]
+**Scheme** | **string** |  | [default to http]
+**Enabled** | **bool** |  | [default to true]
+**Port** | **int32** | the port for metrics, will discovery automatically by default | [default to 0], >=1024 & <=65535
+**Selector** | **map[string]string** | the label selector for the pods, will discovery automatically by default | [optional] 
diff --git a/docs/developers/references/traits/rollout.md b/docs/developers/references/traits/rollout.md
deleted file mode 100644
index e69de29bb..000000000
diff --git a/docs/developers/references/traits/route.md b/docs/developers/references/traits/route.md
index e69de29bb..82cfd4c10 100644
--- a/docs/developers/references/traits/route.md
+++ b/docs/developers/references/traits/route.md
@@ -0,0 +1,17 @@
+# Route
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Domain** | **string** |  | [default to ]
+**Issuer** | **string** |  | [default to ]
+**Rules** | [**[]RouteRules**](routerules.md) |  | [optional] 
+
+
+### RouteRules
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Path** | **string** |  | 
+**RewriteTarget** | **string** |  | [default to ]
diff --git a/docs/developers/references/traits/scale.md b/docs/developers/references/traits/scale.md
new file mode 100644
index 000000000..2cd068161
--- /dev/null
+++ b/docs/developers/references/traits/scale.md
@@ -0,0 +1,7 @@
+# Scaler
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Replica** | **int32** | | [default to 1]
diff --git a/docs/developers/references/workload-types/backend-worker.md b/docs/developers/references/workload-types/backend-worker.md
index e69de29bb..f00976d4a 100644
--- a/docs/developers/references/workload-types/backend-worker.md
+++ b/docs/developers/references/workload-types/backend-worker.md
@@ -0,0 +1,8 @@
+# Worker
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Cmd** | **[]string** |  | [optional] 
+**Image** | **string** | pecify app image | 
diff --git a/docs/developers/references/workload-types/task.md b/docs/developers/references/workload-types/task.md
index e69de29bb..9965a050e 100644
--- a/docs/developers/references/workload-types/task.md
+++ b/docs/developers/references/workload-types/task.md
@@ -0,0 +1,9 @@
+# Task
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Cmd** | **[]string** |  | [optional] 
+**Count** | **int32** | specify number of tasks to run in parallel | [default to 1]
+**Image** | **string** | specify app image | 
diff --git a/docs/developers/references/workload-types/web-service.md b/docs/developers/references/workload-types/web-service.md
index e69de29bb..ba5a737e3 100644
--- a/docs/developers/references/workload-types/web-service.md
+++ b/docs/developers/references/workload-types/web-service.md
@@ -0,0 +1,33 @@
+# Webservice
+
+## Properties
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Cmd** | **[]string** |  | [optional]
+**Env** | [**[]WebserviceEnv**](#webserviceenv) |  | [optional]
+**Image** | **string** | specify app image |
+**Port** | **int32** | specify port for container | [default to 6379]
+
+
+### WebserviceEnv
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Name** | **string** |  |
+**Value** | **string** |  | [optional]
+**ValueFrom** | [**WebserviceValueFrom**](#webservicevaluefrom) |  | [optional]
+
+
+### WebserviceValueFrom
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**SecretKeyRef** | [**WebserviceValueFromSecretKeyRef**](#webservicevaluefromsecretkeyref) |  |
+
+### WebserviceValueFromSecretKeyRef
+
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**Name** | **string** |  |
+**Key** | **string** |  |
\ No newline at end of file
diff --git a/docs/developers/set-route.md b/docs/developers/set-route.md
index 66efcd6ee..d30a49d0f 100644
--- a/docs/developers/set-route.md
+++ b/docs/developers/set-route.md
@@ -6,7 +6,7 @@ from outside world via `route` feature.
 ```console
 $ vela svc ls
 NAME  	    APP  	WORKLOAD  	  TRAITS	STATUS 	    CREATED-TIME
-frontend	myapp	webservice	      	    Deployed	2020-09-18 22:42:04 +0800 CST
+frontend	testapp	webservice	      	    Deployed	2020-09-18 22:42:04 +0800 CST
 ```
 
 ## `port-forward`
@@ -14,7 +14,7 @@ frontend	myapp	webservice	      	    Deployed	2020-09-18 22:42:04 +0800 CST
 It will directly open browser for you.
 
 ```console
-$ vela port-forward myapp
+$ vela port-forward testapp
 Forwarding from 127.0.0.1:8080 -> 80
 Forwarding from [::1]:8080 -> 80
 
@@ -32,7 +32,7 @@ Handling connection for 8080
 You can manually configure it by setting domain parameter.
 
 ```console
-$ vela route myapp --domain frontend.mycustom.domain
+$ vela route testapp --domain frontend.mycustom.domain
 Adding route for app frontend
 
 Rendering configs for service (frontend)...
@@ -56,7 +56,7 @@ $ curl -H "Host:frontend.mycustom.domain" 123.57.10.233
 ### If you have domain set in environment
 
 ```console
-$ vela route myapp
+$ vela route testapp
 Adding route for app frontend
 
 Rendering configs for service (frontend)...
diff --git a/docs/quick-start.md b/docs/quick-start.md
index 9fdcbf13f..935ff95ed 100644
--- a/docs/quick-start.md
+++ b/docs/quick-start.md
@@ -14,7 +14,7 @@ Welcome to use KubeVela CLI! We're going to help you run applications through a
 
 Environment: default, namespace: default
 
-? Do you want to setup a domain for web service:
+? Do you want to setup a domain for web service: example.com
 ? Provide an email for production certification:
 ? What would you like to name your application:  testapp
 ? Choose workload type for your service:  webservice
@@ -34,27 +34,14 @@ updateTime: ...
 name: testapp
 services:
   testsvc:
+    type: webservice
     image: crccheck/hello-world
     port: 8000
-    type: webservice
-```
-
-## 2. Add Routing Config
-
-Add routing config under `route`:
-
-```yaml
-services:
-  testsvc:
-    ...
     route:
       domain: testsvc.example.com
-      rules:
-        - path: /testapp
-          rewriteTarget: /
 ```
 
-## 3. Deploy Application
+## 2. Deploy Application
 
 ```console
 $ vela up
@@ -102,7 +89,7 @@ Services:
 > If not in kind cluster, replace localhost with ingress address
 
 ```
-$ curl -H "Host:testsvc.example.com" http://localhost/testapp
+$ curl -H "Host:testsvc.example.com" http://localhost/
 <xmp>
 Hello World
 
diff --git a/e2e/apiserver/apiserver_test.go b/e2e/apiserver/apiserver_test.go
index e54d61f46..9aedb4047 100644
--- a/e2e/apiserver/apiserver_test.go
+++ b/e2e/apiserver/apiserver_test.go
@@ -53,7 +53,7 @@ var notExistedEnvMeta = apis.Environment{
 }
 
 var webserviceWorkloadType = "webservice"
-var backendWorkloadType = "backend"
+var workerWorkloadType = "worker"
 var taskWorkloadType = "task"
 
 var _ = ginkgo.Describe("API", func() {
@@ -210,7 +210,7 @@ var _ = ginkgo.Describe("API", func() {
 			for _, i := range data {
 				var workloadDefinition = i.(map[string]interface{})
 				gomega.Expect(err).NotTo(gomega.HaveOccurred())
-				gomega.Expect([]string{webserviceWorkloadType, backendWorkloadType, taskWorkloadType}).To(gomega.Or(gomega.ContainElement(workloadDefinition["name"])))
+				gomega.Expect([]string{webserviceWorkloadType, workerWorkloadType, taskWorkloadType}).To(gomega.Or(gomega.ContainElement(workloadDefinition["name"])))
 			}
 		})
 
diff --git a/hack/cue-fmt.sh b/hack/cue-fmt.sh
new file mode 100755
index 000000000..73a2e6260
--- /dev/null
+++ b/hack/cue-fmt.sh
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+set -e
+
+if ! cue version ; then
+  echo "Installing CUE..."
+  GO111MODULE=off go get -u cuelang.org/go/cmd/cue
+fi
+
+echo "Formatting CUE templates..."
+cue fmt ./hack/vela-templates/cue/* 
diff --git a/hack/vela-templates/cue/route.cue b/hack/vela-templates/cue/route.cue
index c65da86d6..64221a7f3 100644
--- a/hack/vela-templates/cue/route.cue
+++ b/hack/vela-templates/cue/route.cue
@@ -1,25 +1,25 @@
 output: {
-  apiVersion: "standard.oam.dev/v1alpha1"
-  kind:       "Route"
-  spec: {
-    host: parameter.domain
+	apiVersion: "standard.oam.dev/v1alpha1"
+	kind:       "Route"
+	spec: {
+		host: parameter.domain
 
-    if parameter.issuer != "" {
-      tls: {
-        issuerName: parameter.issuer
-      }
-    }
+		if parameter.issuer != "" {
+			tls: {
+				issuerName: parameter.issuer
+			}
+		}
 
-    if parameter["rules"] != _|_ {
-      rules: parameter.rules
-    }
-  }
+		if parameter["rules"] != _|_ {
+			rules: parameter.rules
+		}
+	}
 }
 parameter: {
-  domain: *"" | string
-  issuer: *"" | string
-  rules?: [...{
-    path: string
-    rewriteTarget: *"" | string
-  }]
+	domain: *"" | string
+	issuer: *"" | string
+	rules?: [...{
+		path:          string
+		rewriteTarget: *"" | string
+	}]
 }
diff --git a/hack/vela-templates/cue/task.cue b/hack/vela-templates/cue/task.cue
index e9dd454af..4049fc876 100644
--- a/hack/vela-templates/cue/task.cue
+++ b/hack/vela-templates/cue/task.cue
@@ -1,31 +1,30 @@
 output: {
-  apiVersion: "v1"
-  kind:       "Job"
-  metadata: name: context.name
-  spec: {
-    parallelism: parameter.count
-    completions: parameter.count
-    template: spec: {
-      containers: [{
-        name:  context.name
-        image: parameter.image
+	apiVersion: "v1"
+	kind:       "Job"
+	metadata: name: context.name
+	spec: {
+		parallelism: parameter.count
+		completions: parameter.count
+		template: spec: {
+			containers: [{
+				name:  context.name
+				image: parameter.image
 
-        if parameter["cmd"] != _|_ {
-          command: parameter.cmd
-        }
-        command:
-      }]
-    }
-  }
+				if parameter["cmd"] != _|_ {
+					command: parameter.cmd
+				}
+			}]
+		}
+	}
 }
 parameter: {
-  // +usage=specify number of tasks to run in parallel
-  // +short=c
-  count: *1 | int
+	// +usage=specify number of tasks to run in parallel
+	// +short=c
+	count: *1 | int
 
-  // +usage=specify app image
-  // +short=i
-  image: string
+	// +usage=specify app image
+	// +short=i
+	image: string
 
-  cmd?: [...string]
+	cmd?: [...string]
 }
diff --git a/hack/vela-templates/cue/webservice.cue b/hack/vela-templates/cue/webservice.cue
index e60a9a506..9dd01fc54 100644
--- a/hack/vela-templates/cue/webservice.cue
+++ b/hack/vela-templates/cue/webservice.cue
@@ -1,68 +1,68 @@
 output: {
-  apiVersion: "apps/v1"
-  kind:       "Deployment"
-  metadata: name: context.name
-  spec: {
-    replicas: 1
+	apiVersion: "apps/v1"
+	kind:       "Deployment"
+	metadata: name: context.name
+	spec: {
+		replicas: 1
 
-    selector: matchLabels: {
-      "app.oam.dev/component": context.name
-    }
+		selector: matchLabels: {
+			"app.oam.dev/component": context.name
+		}
 
-    template: {
-      metadata: labels: {
-        "app.oam.dev/component": context.name
-      }
+		template: {
+			metadata: labels: {
+				"app.oam.dev/component": context.name
+			}
 
-      spec: {
-        containers: [{
-          name:  context.name
-          image: parameter.image
+			spec: {
+				containers: [{
+					name:  context.name
+					image: parameter.image
 
-          if parameter["cmd"] != _|_ {
-            command: parameter.cmd
-          }
+					if parameter["cmd"] != _|_ {
+						command: parameter.cmd
+					}
 
-          if parameter["env"] != _|_ {
-            env: parameter.env
-          }
-          
-          if context["config"] != _|_ {
-            env: [
-              for k, v in context.config {
-                name: k
-                value: v
-              }
-            ]
-          }
+					if parameter["env"] != _|_ {
+						env: parameter.env
+					}
 
-          ports: [{
-            containerPort: parameter.port
-          }]
-        }]
-      }
-    }
-  }
+					if context["config"] != _|_ {
+						env: [
+							for k, v in context.config {
+								name:  k
+								value: v
+							},
+						]
+					}
+
+					ports: [{
+						containerPort: parameter.port
+					}]
+				}]
+			}
+		}
+	}
 }
 parameter: {
-  // +usage=specify app image
-  // +short=i
-  image: string
+	// +usage=specify app image
+	// +short=i
+	image: string
 
-  cmd?: [...string]
+	cmd?: [...string]
 
-  // +usage=specify port for container
-  // +short=p
-  port:  *6379 | int
+	// +usage=specify port for container
+	// +short=p
+	port: *6379 | int
 
-  env?: [...{
-    name:  string
-    value?: string
-    valueFrom?: {
-      secretKeyRef: {
-        name: string
-        key: string
-      }
-    }
-  }]
+	env?: [...{
+		name:   string
+		value?: string
+		valueFrom?: {
+			secretKeyRef: {
+				name: string
+				key:  string
+			}
+		}
+	}]
 }
diff --git a/hack/vela-templates/cue/worker.cue b/hack/vela-templates/cue/worker.cue
index a6bc5fc7e..6bdffd596 100644
--- a/hack/vela-templates/cue/worker.cue
+++ b/hack/vela-templates/cue/worker.cue
@@ -1,42 +1,42 @@
 output: {
-  apiVersion: "apps/v1"
-  kind:       "Deployment"
-  metadata:
-    name: context.name
-  spec: {
-    replicas: 1
-    
-    selector: matchLabels: {
-      "app.oam.dev/component": context.name
-    }
+	apiVersion: "apps/v1"
+	kind:       "Deployment"
+	metadata:
+		name: context.name
+	spec: {
+		replicas: 1
 
-    template: {
-      metadata: labels: {
-        "app.oam.dev/component": context.name
-      }
-          
-      spec: {
-        containers: [{
-          name:  context.name
-          image: parameter.image
+		selector: matchLabels: {
+			"app.oam.dev/component": context.name
+		}
 
-          if parameter["cmd"] != _|_ {
-            command: parameter.cmd
-          }
-        }]
-      }
-    }
+		template: {
+			metadata: labels: {
+				"app.oam.dev/component": context.name
+			}
 
-    selector: 
-      matchLabels:
-        "app.oam.dev/component": context.name
-  }
+			spec: {
+				containers: [{
+					name:  context.name
+					image: parameter.image
+
+					if parameter["cmd"] != _|_ {
+						command: parameter.cmd
+					}
+				}]
+			}
+		}
+
+		selector:
+			matchLabels:
+				"app.oam.dev/component": context.name
+	}
 }
 
 parameter: {
-  // +usage=specify app image
-  // +short=i
-  image: string
+	// +usage=specify app image
+	// +short=i
+	image: string
 
-  cmd?: [...string]
+	cmd?: [...string]
 }
diff --git a/hack/vela-templates/definitions/worker.yaml b/hack/vela-templates/definitions/worker.yaml
index cd45ff05e..ab92b1b0f 100644
--- a/hack/vela-templates/definitions/worker.yaml
+++ b/hack/vela-templates/definitions/worker.yaml
@@ -1,7 +1,7 @@
 apiVersion: core.oam.dev/v1alpha2
 kind: WorkloadDefinition
 metadata:
-  name: backend
+  name: worker
   annotations:
     definition.oam.dev/apiVersion: "apps/v1"
     definition.oam.dev/kind: "Deployment"