Add update-readmes pipeline (dotnet#1643)

eng/common/templates/jobs/publish.yml

@@ -52,16 +52,10 @@ jobs:
       $(imageBuilder.pathArgs)
       $(imageBuilder.commonCmdArgs)
     displayName: Publish Manifest
-  - script: >
-      $(runImageBuilderCmd) publishMcrDocs
-      $(dotnetBot-userName)
-      $(dotnetBot-email)
-      $(dotnet-bot-user-repo-adminrepohook-pat)
-      $(publicGitRepoUri)
-      $(dryRunArg)
-      $(imageBuilder.commonCmdArgs)
-    displayName: Publish Readme
-    condition: and(succeeded(), eq(variables['publishReadme'], 'true'))
+  - template: ../steps/publish-readmes.yml
+    parameters:
+      dryRunArg: $(dryRunArg)
+      condition: and(succeeded(), eq(variables['publishReadme'], 'true'))
   - script: >
       $(runImageBuilderCmd) publishImageInfo
       $(dotnetBot-userName)

eng/common/templates/steps/publish-readmes.yml

@@ -0,0 +1,17 @@
+parameters:
+  dryRunArg: ""
+  condition:  true
+
+steps:
+- script: >
+    $(runImageBuilderCmd) publishMcrDocs
+    --manifest $(manifest)
+    --registry-override $(acr.server)
+    $(dotnetBot-userName)
+    $(dotnetBot-email)
+    $(dotnet-bot-user-repo-adminrepohook-pat)
+    $(publicGitRepoUri)
+    ${{ parameters.dryRunArg }}
+    $(imageBuilder.queueArgs)
+  displayName: Publish Readmes
+  condition: ${{ parameters.condition }}

eng/pipelines/update-readmes.yml

@@ -0,0 +1,14 @@
+trigger: none
+pr: none
+variables:
+- group: DotNet-Maestro
+- template: variables/common.yml
+- name: manifest
+  value: manifest.json
+jobs:
+- job: UpdateReadmes
+  pool: Hosted Ubuntu 1604
+  steps:
+  - template: ../common/templates/steps/init-docker-linux.yml
+  - template: ../common/templates/steps/publish-readmes.yml
+  - template: ../common/templates/steps/cleanup-docker-linux.yml