Revert "feat: add Simplified Chinese (zh) translations for docs product" (#5313)

Author: dsinghvi

.github/workflows/preview-docs.yml

@@ -30,13 +30,9 @@ jobs:
         id: generate-docs
         env:
           FERN_TOKEN: ${{ secrets.FERN_TOKEN }}
+          HEAD_REF: ${{ github.head_ref }}
         run: |
-          # Omit --id so each run gets a fresh preview hash. Pinning the id to the
-          # branch name makes the CLI reuse the same preview deploy across pushes,
-          # which masks staleness when reviewers re-test after a force-push or a
-          # CDN cache pin to old content. A throwaway preview per push is cheap
-          # and lines up 1:1 with the comment posted by this workflow.
-          OUTPUT=$(fern generate --docs --preview --instance fern-api.docs.buildwithfern.com/learn 2>&1) || true
+          OUTPUT=$(fern generate --docs --preview --id "$HEAD_REF" --instance fern-api.docs.buildwithfern.com/learn 2>&1) || true
           echo "$OUTPUT"
           URL=$(echo "$OUTPUT" | grep -oP 'Published docs to \K.*(?= \()')
           echo "preview_url=$URL" >> $GITHUB_OUTPUT
@@ -84,4 +80,5 @@ jobs:
         uses: thollander/actions-comment-pull-request@v2.4.3
         with:
           filePath: comment.md
-          mode: create
+          comment_tag: preview-docs
+          mode: upsert

fern/docs.yml

@@ -10,11 +10,6 @@ instances:
 
 title: Fern Documentation
 
-translations:
-  - lang: en
-    default: true
-  - lang: zh
-
 ai-search:
   location:
     - docs

fern/fern.config.json

@@ -1,4 +1,4 @@
 {
   "organization": "fern",
-  "version": "5.7.1"
+  "version": "4.62.3"
 }