Add Chain138 native DODO verification tooling

scripts/deployment/sync-mev-chain138-token-symbols.sh

@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+REGISTRY_JSON="${PROJECT_ROOT}/config/smart-contracts-master.json"
+DB_URL="${DB_URL:-postgresql://postgres:postgres@127.0.0.1:5434/mev}"
+CHAIN_ID="${CHAIN_ID:-138}"
+APPLY="${APPLY:-0}"
+
+usage() {
+  cat <<'EOF'
+Usage: sync-mev-chain138-token-symbols.sh [--db-url URL] [--chain-id ID] [--apply]
+
+Builds a symbol map for the live Chain 138 MEV token set from canonical repo sources
+and prints or applies UPDATE statements against the MEV Postgres database.
+EOF
+}
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --db-url)
+      DB_URL="$2"
+      shift 2
+      ;;
+    --chain-id)
+      CHAIN_ID="$2"
+      shift 2
+      ;;
+    --apply)
+      APPLY=1
+      shift
+      ;;
+    -h|--help)
+      usage
+      exit 0
+      ;;
+    *)
+      echo "Unknown arg: $1" >&2
+      usage >&2
+      exit 1
+      ;;
+  esac
+done
+
+sql="$(
+  python3 - "$REGISTRY_JSON" "$CHAIN_ID" <<'PY'
+import json, sys
+from pathlib import Path
+
+registry = json.loads(Path(sys.argv[1]).read_text())
+chain_id = str(sys.argv[2])
+contracts = registry["chains"][chain_id]["contracts"]
+
+mapping = {
+    contracts["cUSDT"].lower(): "cUSDT",
+    contracts["cUSDC"].lower(): "cUSDC",
+    contracts["WETH10"].lower(): "WETH10",
+    "0x004b63a7b5b0e06f6bb6adb4a5f9f590bf3182d1": "USDT",
+    "0x798f6762bb40d6801a593459d08f890603d3979c": "USDC",
+}
+
+for address, symbol in mapping.items():
+    safe_symbol = symbol.replace("'", "''")
+    print(
+        f"UPDATE tokens SET symbol = '{safe_symbol}' "
+        f"WHERE chain_id = {chain_id} AND LOWER(token_id) = LOWER('{address}');"
+    )
+PY
+)"
+
+if [[ "${APPLY}" != "1" ]]; then
+  printf '%s\n' "$sql"
+  exit 0
+fi
+
+psql "$DB_URL" -v ON_ERROR_STOP=1 -c "$sql"