Update release workflows post-migration (#2120)

* Fix to trigger extracted release workflows

* Fix input descriptions

* Add tool installation steps

* Fix indentation

* Fix token passing

* Fix release tag name reference

* Fix release tag name reference

* Fix release tag name

* Update publish-canary workflow

* Update workflows

* Fix target org

* Add push to registries flag

* Update publish-chart

* Add job summary to publish-arc

* Enhance summary message

* Add publish canary workflow

* Remove backticks

* Fix variable

* Fix index.yaml location and add job summary

* Fix publish chart workflow

* Enhance job summary for publish-chart

* Enhance chart version identification and fix chart upload

* Fix cr index

* Fix cr index and add comments

* Fix comment

* Pin marketplace actions

* Remove 3rd party action

* Add comments, parametrise where needed

* Add release process brief

* Change target repo

* Removing failsafe

* Removing failsafe

* Replace DOCKER_USER with DOCKERHUB_USERNAME

.github/workflows/publish-canary.yaml

@@ -1,5 +1,7 @@
 name: Publish Canary Image
 
+# Revert to https://github.com/actions-runner-controller/releases#releases
+# for details on why we use this approach
 on:
   push:
     branches:
@@ -19,41 +21,50 @@ on:
       - 'LICENSE'
       - 'Makefile'
 
+env:
+  # Safeguard to prevent pushing images to registeries after build
+  PUSH_TO_REGISTRIES: true
+  TARGET_ORG: actions-runner-controller
+  TARGET_REPO: actions-runner-controller
+
 # https://docs.github.com/en/rest/overview/permissions-required-for-github-apps
 permissions:
   contents: read
-  packages: write
 
 jobs:
   canary-build:
     name: Build and Publish Canary Image
     runs-on: ubuntu-latest
     env:
-      DOCKERHUB_USERNAME: ${{ secrets.DOCKER_USER }}
+      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
     steps:
       - name: Checkout
         uses: actions/checkout@v3
 
-      - name: Setup Docker Environment
-        id: vars
-        uses: ./.github/actions/setup-docker-environment
+      - name: Get Token
+        id: get_workflow_token
+        uses: peter-murray/workflow-application-token-action@8e1ba3bf1619726336414f1014e37f17fbadf1db
         with:
-          username: ${{ env.DOCKERHUB_USERNAME }}
-          password: ${{ secrets.DOCKER_ACCESS_TOKEN }}
-          ghcr_username: ${{ github.actor }}
-          ghcr_password: ${{ secrets.GITHUB_TOKEN }}
+          application_id: ${{ secrets.ACTIONS_ACCESS_APP_ID }}
+          application_private_key: ${{ secrets.ACTIONS_ACCESS_PK }}
+          organization: ${{ env.TARGET_ORG }}
 
-      # Considered unstable builds
-      # See Issue #285, PR #286, and PR #323 for more information
-      - name: Build and Push
-        uses: docker/build-push-action@v3
-        with:
-          file: Dockerfile
-          platforms: linux/amd64,linux/arm64
-          build-args: VERSION=canary-${{ github.sha }}
-          push: true
-          tags: |
-            ${{ env.DOCKERHUB_USERNAME }}/actions-runner-controller:canary
-            ghcr.io/${{ github.repository }}:canary
-          cache-from: type=gha,scope=arc-canary
-          cache-to: type=gha,mode=max,scope=arc-canary
+      - name: Trigger Build And Push Images To Registries
+        run: |
+          # Authenticate
+          gh auth login --with-token <<< ${{ steps.get_workflow_token.outputs.token }}
+
+          # Trigger the workflow run
+          jq -n '{"event_type": "canary", "client_payload": {"sha": "${{ github.sha }}", "push_to_registries": ${{ env.PUSH_TO_REGISTRIES }}}}' \
+            | gh api -X POST /repos/actions-runner-controller/releases/dispatches --input -
+
+      - name: Job summary
+        run: |
+          echo "The [publish-canary](https://github.com/actions-runner-controller/releases/blob/main/.github/workflows/publish-canary.yaml) workflow has been triggered!" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "**Parameters:**" >> $GITHUB_STEP_SUMMARY
+          echo "- sha: ${{ github.sha }}" >> $GITHUB_STEP_SUMMARY
+          echo "- Push to registries: ${{ env.PUSH_TO_REGISTRIES }}" >> $GITHUB_STEP_SUMMARY
+          echo "" >> $GITHUB_STEP_SUMMARY
+          echo "**Status:**" >> $GITHUB_STEP_SUMMARY
+          echo "[https://github.com/actions-runner-controller/releases/actions/workflows/publish-canary.yaml](https://github.com/actions-runner-controller/releases/actions/workflows/publish-canary.yaml)" >> $GITHUB_STEP_SUMMARY