Update startup.sh

startup.sh

@@ -12,11 +12,15 @@ echo "### df -h"; df -h
 #echo "### ls -al /data/var/lib/weaviate"; ls -al /data/var/lib/weaviate
 
 echo "### Before mkdir -p ~/data/var/lib/weaviate"
-mkdir -p ~/data/var/lib/weaviate
-chmod -R 777 ~/data/var/lib/weaviate
-ls -al ~/data/var/lib/weaviate
-echo "### ls -al ~"; ls -al ~
-ln -s ~/data/var/lib/weaviate /data/var/lib/weaviate
+if [ ! -f ~/data/var/lib/weaviate || -f /data/var/lib/weaviate ]; then
+  mkdir -p ~/data/var/lib/weaviate
+  chmod -R 777 ~/data/var/lib/weaviate
+  ls -al ~/data/var/lib/weaviate
+  echo "### ls -al ~"; ls -al ~
+  sudo ln -s ~/data/var/lib/weaviate /data/var/lib/weaviate
+else
+  echo "### /data/var/lib/weaviate already exists."
+fi
 
 ################################################
 # Start tex2vec-transformers