feat: add update-contracts.sh for type extraction workflow

Script extracts types from payload-types.ts, updates the
payload-contracts repo, builds to verify, and optionally pushes.

Usage: ./scripts/update-contracts.sh [--push]

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

scripts/update-contracts.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+# update-contracts.sh
+#
+# Updates the payload-contracts repo with fresh types from the CMS.
+# Run this after modifying collections or blocks and regenerating types.
+#
+# Usage:
+#   ./scripts/update-contracts.sh           # Extract, build, and prompt for commit
+#   ./scripts/update-contracts.sh --push    # Also push to GitHub
+
+set -e
+
+CMS_DIR="$(cd "$(dirname "$0")/.." && pwd)"
+CONTRACTS_DIR="/home/payload/payload-contracts"
+PAYLOAD_TYPES="$CMS_DIR/src/payload-types.ts"
+
+echo "=== Update Payload Contracts ==="
+echo ""
+
+# 1. Verify payload-types.ts exists
+if [ ! -f "$PAYLOAD_TYPES" ]; then
+  echo "ERROR: $PAYLOAD_TYPES not found."
+  echo "Run: pnpm payload generate:types"
+  exit 1
+fi
+
+# 2. Verify contracts repo exists
+if [ ! -d "$CONTRACTS_DIR" ]; then
+  echo "ERROR: $CONTRACTS_DIR not found."
+  echo "Clone: git clone https://github.com/complexcaresolutions/payload-contracts.git $CONTRACTS_DIR"
+  exit 1
+fi
+
+# 3. Run type extraction
+echo "[1/3] Extracting types..."
+cd "$CONTRACTS_DIR"
+npx tsx scripts/extract-types.ts "$PAYLOAD_TYPES"
+
+# 4. Build to verify
+echo ""
+echo "[2/3] Building..."
+pnpm build
+
+echo ""
+echo "[3/3] Checking for changes..."
+cd "$CONTRACTS_DIR"
+
+if git diff --quiet && git diff --cached --quiet; then
+  echo "No changes detected."
+  exit 0
+fi
+
+echo ""
+echo "Changes detected:"
+git diff --stat
+echo ""
+
+# 5. Commit
+read -p "Commit message (or 'skip'): " MSG
+if [ "$MSG" != "skip" ] && [ -n "$MSG" ]; then
+  git add -A
+  git commit -m "$MSG"
+
+  if [ "$1" = "--push" ]; then
+    echo "Pushing to GitHub..."
+    git push
+    echo "Done! Contracts updated and pushed."
+  else
+    echo "Committed locally. Run 'cd $CONTRACTS_DIR && git push' to publish."
+  fi
+else
+  echo "Skipped commit. Changes are unstaged."
+fi