Update Dockerfile

Dockerfile

@@ -1,11 +1,15 @@
-FROM louislam/uptime-kuma:latest
+FROM alpine AS builder
+RUN apk add --no-cache nodejs npm git
 
-EXPOSE 3001
-
-WORKDIR /app
+RUN npm install npm -g
 
-RUN adduser kuma && chown -R kuma:kuma /app
+RUN adduser -D app
+USER app
+WORKDIR /home/app
 
-USER kuma
+RUN git clone https://github.com/louislam/uptime-kuma.git
+WORKDIR /home/app/uptime-kuma
+RUN npm run setup
 
-CMD ["whoami","&&","node", "server/server.js"]
+EXPOSE 3001
+CMD ["node", "server/server.js"]