Added step to check for default-pwa and launch Chromium if not.

mkwebapp

@@ -157,6 +157,14 @@ elif [ "${WASUFFIX}" = "ssb" ]; then
 
 fi
 
+### MAKE SURE pwa-default PROFILE EXISTS, COPY IT TO NEW PROFILE.
+if [ "${WASUFFIX}" = "pwa" ]; then
+  if [ ! -e "${WAPP_DPF}" ]; then
+    ${BRWSRBIN} --user-data-dir="${WAPP_DPF}" --no-first-run --no-default-browser-check
+  fi
+  cp -a "${WAPP_DPF}" "${WAPP_PRF}"
+fi
+
 ### MAKE SURE WEBAPP DIRECTORY EXISTS
 printf -- ':: ' && mkdir -pv "${WAPP_DIR}"