feat: add placeholder script to print example markets

scripts/print_markets.py

@@ -0,0 +1,35 @@
+"""
+Placeholder script for printing Kalshi markets.
+
+This script does not perform real API calls, but shows where to plug in
+your own client logic. It is intended as a starting point for users
+exploring the starter code.
+"""
+
+from __future__ import annotations
+
+
+def fetch_markets() -> list[dict]:
+  """
+  Replace this function with a call to the real Kalshi client.
+
+  For now, it returns a small static list of example market-like entries.
+  """
+  return [
+      {"ticker": "TEMP-DEMO-1", "description": "Example demo market #1"},
+      {"ticker": "TEMP-DEMO-2", "description": "Example demo market #2"},
+  ]
+
+
+def main() -> None:
+  print("Listing example Kalshi markets (placeholder data):\n")
+
+  markets = fetch_markets()
+  for market in markets:
+      ticker = market.get("ticker", "<unknown>")
+      desc = market.get("description", "")
+      print(f"- {ticker}: {desc}")
+
+
+if __name__ == "__main__":
+  main()