Use review server URL for content changes table (#53812)

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Kevin Heis <heiskr@users.noreply.github.com>
Co-authored-by: Evan Bonsignori <ebonsignori@github.com>

.github/workflows/code-changes-comment.yml

@@ -0,0 +1,66 @@
+name: Code changes comment
+
+# **What it does**: When a PR is opened in docs-internal or docs containing code, it comments with instructions on how to deploy and preview the changes.
+# **Why we have it**: To help Docs contributors understand how to preview their changes.
+# **Who does it impact**: docs-internal and docs maintainers and contributors
+
+on:
+  # Required in lieu of `pull_request` so that the comment can be posted to PRs opened from a fork.
+  pull_request_target:
+    types:
+      - opened
+      - synchronize
+    # this applies to any non-content files, this workflow will run for all changed files unless it's ONLY these content-related changes
+    paths-ignore:
+      - 'content/**'
+      - 'data/reusables/**'
+      - 'assets/images/**'
+
+permissions:
+  contents: read
+  pull-requests: write
+
+# This allows a subsequently queued workflow run to interrupt previous runs
+concurrency:
+  group: '${{ github.workflow }} @ ${{ github.event.pull_request.head.label || github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  postOnCodeChanges:
+    if: ${{ github.event.pull_request.user.login != 'docs-bot' && (github.repository == 'github/docs-internal' || github.repository == 'github/docs') }}
+    runs-on: ubuntu-latest
+    env:
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+      - name: check out repo content
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+
+      - name: Find code changes comment
+        uses: peter-evans/find-comment@3eae4d37986fb5a8592848f6a574fdf654e61f9e
+        id: findComment
+        with:
+          issue-number: ${{ github.event.pull_request.number }}
+          comment-author: 'github-actions[bot]'
+          body-includes: '<!-- CODE_CHANGES_COMMENT -->'
+
+      # TODO: We'll update this comment at a later time with permament-ish links to deployment instructions.
+      - name: Comment on code changes
+        if: ${{ !steps.findComment.outputs.comment-id }}
+        run: |
+          if [[ "${{ github.repository }}" == "github/docs" ]]; then
+            COMMENT_BODY="<!-- CODE_CHANGES_COMMENT -->
+            ## 🚀 Manual Deployment Required
+
+            It looks like this pull request contains code changes. To preview these changes, an internal Hubber will need to manually deploy the changes to one of our staging servers.
+
+            Thank you for your contribution!"
+          else
+            COMMENT_BODY="<!-- CODE_CHANGES_COMMENT -->
+            ## 🚀 Manual Deployment Required
+
+            It looks like this pull request contains code changes. To preview these changes, you will need to deploy them manually.
+
+            Thank you for your contribution!"
+          fi
+
+          gh pr comment ${{ github.event.pull_request.number }} --body "$COMMENT_BODY"