Add Chain 138 Snap: deploy/verify scripts, runbook, CI, security, version/health, token list validation

Co-authored-by: Cursor <cursoragent@cursor.com>

chain138-snap/scripts/validate-token-lists.sh

@@ -0,0 +1,74 @@
+#!/usr/bin/env bash
+# Validate that token/bridge/networks list URLs return valid JSON.
+# Usage: ./validate-token-lists.sh [URL1] [URL2] ...
+#   If no URLs given, reads from env: TOKEN_LIST_JSON_URL, BRIDGE_LIST_JSON_URL, NETWORKS_JSON_URL.
+# Requires: curl, jq (or python3 for fallback).
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+VALID=0
+INVALID=0
+
+validate_url() {
+  local url="$1"
+  local name="${2:-$url}"
+  local body
+  if ! body="$(curl -sS -L --connect-timeout 15 --max-time 30 "$url" 2>/dev/null)"; then
+    echo "❌ $name: failed to fetch"
+    ((INVALID++)) || true
+    return 1
+  fi
+  if [ -z "$body" ]; then
+    echo "❌ $name: empty response"
+    ((INVALID++)) || true
+    return 1
+  fi
+  if command -v jq &>/dev/null; then
+    if echo "$body" | jq . &>/dev/null; then
+      echo "✅ $name: valid JSON"
+      ((VALID++)) || true
+      return 0
+    fi
+  else
+    if echo "$body" | python3 -c "import sys,json; json.load(sys.stdin)" 2>/dev/null; then
+      echo "✅ $name: valid JSON"
+      ((VALID++)) || true
+      return 0
+    fi
+  fi
+  echo "❌ $name: invalid JSON"
+  ((INVALID++)) || true
+  return 1
+}
+
+echo "=============================================="
+echo "Token / bridge / networks list JSON validation"
+echo "=============================================="
+echo ""
+
+if [ $# -gt 0 ]; then
+  for url in "$@"; do
+    validate_url "$url" "$url"
+  done
+else
+  for var in TOKEN_LIST_JSON_URL BRIDGE_LIST_JSON_URL NETWORKS_JSON_URL; do
+    url="${!var:-}"
+    if [ -n "$url" ]; then
+      validate_url "$url" "$var"
+    else
+      echo "⏭ $var not set, skipping"
+    fi
+  done
+  if [ "$VALID" -eq 0 ] && [ "$INVALID" -eq 0 ]; then
+    echo "Set TOKEN_LIST_JSON_URL, BRIDGE_LIST_JSON_URL, or NETWORKS_JSON_URL, or pass URLs as arguments."
+    exit 0
+  fi
+fi
+
+echo ""
+echo "Result: $VALID valid, $INVALID invalid"
+if [ "$INVALID" -gt 0 ]; then
+  exit 1
+fi
+exit 0