fix: Use --body-file to avoid shell quoting issues in PR body edits

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: adinauer

.claude/skills/create-java-pr/SKILL.md

@@ -171,7 +171,7 @@ git push
 If no changelog entry is needed, add `#skip-changelog` to the PR description to disable the changelog CI check:
 
 ```bash
-gh pr edit <PR_NUMBER> --body "$(gh pr view <PR_NUMBER> --json body --jq '.body')
-
-#skip-changelog"
+gh pr view <PR_NUMBER> --json body --jq '.body' > /tmp/pr-body.md
+printf '\n#skip-changelog\n' >> /tmp/pr-body.md
+gh pr edit <PR_NUMBER> --body-file /tmp/pr-body.md
 ```

.cursor/rules/pr.mdc

@@ -213,17 +213,19 @@ Format:
 
 No status column — GitHub already shows that. The `---` separates the stack list from the rest of the PR description.
 
-To update the PR description:
+To update the PR description, use `--body-file` to avoid shell quoting issues with special characters in the body:
 
 ```bash
-# Get current PR description
-gh pr view <PR_NUMBER> --json body --jq '.body'
+# Get current PR description into a temp file
+gh pr view <PR_NUMBER> --json body --jq '.body' > /tmp/pr-body.md
 
-# Update the description (prepend or replace the stack list section)
-gh pr edit <PR_NUMBER> --body "<updated body>"
-```
+# Edit /tmp/pr-body.md to prepend or replace the stack list section
+# (replace everything from "## PR Stack" up to and including the "---" separator,
+#  or prepend before the existing description if no stack list exists yet)
 
-When updating, replace everything from `## PR Stack` up to and including the `---` separator. If no stack list exists yet, prepend it before the existing description.
+# Update the description
+gh pr edit <PR_NUMBER> --body-file /tmp/pr-body.md
+```
 
 ### Merging Stacked PRs (done by the user, not the agent)