refactor(ai-review): remove Claude API step – review now done locally by Claude Code

Claude review is performed locally by Claude Code agent before PR merge.
ChatGPT review remains automated via GitHub Actions + OPENAI_API_KEY.
See CLAUDE.md in caller repos for the process.

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

.github/workflows/repo-pipeline.yml

@@ -184,98 +184,8 @@ jobs:
       pull-requests: write
       issues: write
     steps:
-      - name: Generate Claude review
-        env:
-          ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
-          GITHUB_TOKEN: ${{ github.token }}
-          PR_NUMBER: ${{ github.event.pull_request.number }}
-          REPO: ${{ github.repository }}
-          PR_TITLE: ${{ github.event.pull_request.title }}
-        run: |
-          set -euo pipefail
-          if [ -z "${ANTHROPIC_API_KEY:-}" ]; then
-            echo "::notice::ANTHROPIC_API_KEY not set – Claude review skipped"
-            exit 0
-          fi
-          python3 << 'PYEOF'
-          import os, json, urllib.request
-
-          token   = os.environ["GITHUB_TOKEN"]
-          repo    = os.environ["REPO"]
-          pr_num  = os.environ["PR_NUMBER"]
-          headers_gh = {"Authorization": f"Bearer {token}", "User-Agent": "vanity-dev-engine",
-                        "Accept": "application/vnd.github.v3+json"}
-
-          # Skip if Claude review already exists
-          req = urllib.request.Request(
-              f"https://api.github.com/repos/{repo}/issues/{pr_num}/comments?per_page=100",
-              headers=headers_gh)
-          with urllib.request.urlopen(req) as r:
-              comments = json.loads(r.read())
-          if any("### Claude" in (c.get("body") or "") for c in comments):
-              print("Claude review already present – skipping generation.")
-              raise SystemExit(0)
-
-          # Fetch PR diff (truncated to 12 000 chars to stay within token limit)
-          req_diff = urllib.request.Request(
-              f"https://api.github.com/repos/{repo}/pulls/{pr_num}",
-              headers={**headers_gh, "Accept": "application/vnd.github.v3.diff"})
-          with urllib.request.urlopen(req_diff) as r:
-              diff = r.read().decode("utf-8", errors="replace")[:12000]
-
-          # Fetch PR body
-          req_pr = urllib.request.Request(
-              f"https://api.github.com/repos/{repo}/pulls/{pr_num}", headers=headers_gh)
-          with urllib.request.urlopen(req_pr) as r:
-              pr_data = json.loads(r.read())
-          pr_body = (pr_data.get("body") or "")[:800]
-
-          prompt = f"""You are a senior iOS Swift developer reviewing a pull request.
-          Analyse the changes carefully and write a concise code review.
-
-          PR title: {os.environ["PR_TITLE"]}
-          PR description: {pr_body}
-
-          Git diff (may be truncated):
-          {diff}
-
-          Reply with EXACTLY this structure – no deviations:
-
-          ### Claude
-
-          DoD status: PASS
-          Blocker: 0
-          Major: 0
-
-          <your review here – cover code quality, correctness, Swift best practices,
-          potential bugs, and suggestions. Be specific and constructive.>
-
-          Only set DoD status to FAIL or raise Blocker/Major above 0 when you find
-          real defects that must be fixed before merging."""
-
-          payload = json.dumps({
-              "model": "claude-opus-4-6",
-              "max_tokens": 1500,
-              "messages": [{"role": "user", "content": prompt}]
-          }).encode()
-          req_ai = urllib.request.Request(
-              "https://api.anthropic.com/v1/messages", data=payload,
-              headers={"x-api-key": os.environ["ANTHROPIC_API_KEY"],
-                       "anthropic-version": "2023-06-01",
-                       "content-type": "application/json"})
-          with urllib.request.urlopen(req_ai) as r:
-              review = json.loads(r.read())["content"][0]["text"]
-
-          # Post comment
-          body_payload = json.dumps({"body": review}).encode()
-          req_post = urllib.request.Request(
-              f"https://api.github.com/repos/{repo}/issues/{pr_num}/comments",
-              data=body_payload,
-              headers={**headers_gh, "Content-Type": "application/json"})
-          with urllib.request.urlopen(req_post) as r:
-              result = json.loads(r.read())
-          print(f"Claude review posted: {result['html_url']}")
-          PYEOF
+      # Claude review is performed locally by Claude Code before the PR is merged.
+      # See CLAUDE.md in the repository for the process.
 
       - name: Generate ChatGPT review
         env: