making fixes per rawmind0's suggestions

templates/cowcheck/0/docker-compose.yml

@@ -11,7 +11,6 @@ services:
     stdin_open: true
     tty: true
     ports:
-    - 5050:5050/tcp
+    - ${PUBLISH_PORT}:5050/tcp
     labels:
-      io.rancher.container.pull_image: always
       io.rancher.scheduler.global: 'true'

templates/cowcheck/0/rancher-compose.yml

@@ -5,31 +5,36 @@ catalog:
   description: A microservice for checking the health of a Rancher node
   minimum_rancher_version: v.1.6.0
   questions:
-      - variable: POLL_INTERVAL
-        label: POLL_INTERVAL
-        description: | Frequency in seconds to run checks
-        type: string
-        default: 1.24
-      - variable: ENABLE_STORAGE_CHECK
-        label: ENABLE_STORAGE_CHECK
-        description: | Enable storage check
-        type: bool
-        default: false
-      - variable: DATA_SPACE_THRESHOLD
-        label: DATA_SPACE_THRESHOLD
-        description: | Minimum amount of free Docker Data Storage space in bytes
-        type: string
-        default: 1.24
-      - variable: METADATA_SPACE_THRESHOLD
-        label: METADATA_SPACE_THRESHOLD
-        description: | Minimum amount of free Docker Data Storage space in bytes
-        type: string
-        default: 1.24
-      - variable: DOCKER_API_VERSION
-        label: DOCKER_API_VERSION
-        description: | Version of the Docker API to use (storage checks only)
-        type: string
-        default: 1.24
+    - variable: POLL_INTERVAL
+      label: POLL_INTERVAL
+      description: | Frequency in seconds to run checks
+      type: string
+      default: 1.24
+    - variable: ENABLE_STORAGE_CHECK
+      label: ENABLE_STORAGE_CHECK
+      description: | Enable storage check
+      type: bool
+      default: false
+    - variable: DATA_SPACE_THRESHOLD
+      label: DATA_SPACE_THRESHOLD
+      description: | Minimum amount of free Docker Data Storage space in bytes
+      type: string
+      default: 1.24
+    - variable: METADATA_SPACE_THRESHOLD
+      label: METADATA_SPACE_THRESHOLD
+      description: | Minimum amount of free Docker Data Storage space in bytes
+      type: string
+      default: 1.24
+    - variable: DOCKER_API_VERSION
+      label: DOCKER_API_VERSION
+      description: | Version of the Docker API to use (storage checks only)
+      type: string
+      default: 1.24
+    - variable: PUBLISH_PORT
+      label: PUBLISH_PORT
+      description: | Port to publish the service.
+      type: int
+      default: 5050
 services:
   cowcheck:
     start_on_create: true