test: add script to run tests for all supported uptime kuma versions

run_tests.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+for version in 1.17.0 1.17.1 1.18.0 1.18.2
+do
+  echo "Starting uptime kuma $version..."
+  docker run -d -it --rm -p 3001:3001 --name uptimekuma "louislam/uptime-kuma:$version" > /dev/null
+
+  while [[ "$(curl -s -L -o /dev/null -w ''%{http_code}'' 127.0.0.1:3001)" != "200" ]]
+  do
+    sleep 1
+  done
+
+  echo "Running tests..."
+  python -m unittest discover -s tests
+
+  echo "Stopping uptime kuma..."
+  docker stop uptimekuma > /dev/null
+
+  echo ''
+done