Add new shell script to run polygerrit template test

Change-Id: Iafef37b0df14f0a1de90b9f297604ce28b4b4171

polygerrit-ui/app/run_template_test.sh

diff --git a/polygerrit-ui/app/run_template_test.sh b/polygerrit-ui/app/run_template_test.sh
new file mode 100755
index 0000000..4cd6e7f
--- /dev/null
+++ b/polygerrit-ui/app/run_template_test.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+if [[ -z "${TEMPLATE_NO_DEFAULT}" ]]; then
+bazel test \
+      --test_env="HOME=$HOME" \
+      //polygerrit-ui/app:all
+      --test_tag_filters=template \
+      "$@" \
+      --test_output errors \
+      --nocache_test_results
+else
+bazel test \
+      --test_env="HOME=$HOME" \
+      "$@" \
+      --test_output errors \
+      --nocache_test_results
+fi