added web as submodule

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "src/modules"]
 	path = src/modules
 	url = https://github.com/AppiumTestDistribution/device-farm-pro.git
+[submodule "dashboard-frontend"]
+	path = dashboard-frontend
+	url = https://github.com/AppiumTestDistribution/appium-dashboard.git

buildAndCopyWeb.sh

@@ -1,8 +1,14 @@
-cd appium-dashboard
-npm install --force
-npm run build
-cd ..
-rm -rf src/public
-mkdir src/public
-cp -R ./appium-dashboard/dist/* src/public/
-echo "Build date - `date` by `whoami`" > src/public/version.txt
+if [ -d "dashboard-web" ]; then
+  # shellcheck disable=SC2164
+  cd dashboard-frontend
+  npm install --force
+  npm run build
+  # shellcheck disable=SC2103
+  cd ..
+  rm -rf src/public
+  mkdir src/public
+  cp -R ./dashboard-frontend/dist/* src/public/
+  echo "Build date - `date` by `whoami`" > src/public/version.txt
+else
+  echo "Directory dashboard-web does not exist."
+fi