Update Dockerfile

Dockerfile

@@ -1,3 +1,9 @@
-ONBUILD --no-cache -t flowise
+FROM ubuntu:latest
 
-RUN -d --name flowise -p 3000:3000 flowise
+RUN npm install -g flowise
+
+RUN useradd -m -u 1000 appuser
+
+CMD npx flowise start
+
+EXPOSE 3000