Add test runner script with base and new modes

test.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+set -e
+
+MODE=$1
+
+if [ "$MODE" = "base" ]; then
+    echo "Running base (existing) tests..."
+    pytest
+elif [ "$MODE" = "new" ]; then
+    echo "Running new tests only..."
+    pytest tests/test_views.py
+else
+    echo "Usage:"
+    echo "  ./test.sh base   # run existing tests"
+    echo "  ./test.sh new    # run new tests only"
+    exit 1
+fi