.

Dockerfile

@@ -1,7 +1,7 @@
 # This is an example build stage for the node template. Here we create the binary in a temporary image.
 
 # This is a base image to build substrate nodes
-FROM ubuntu:22.04 as builder
+FROM ubuntu:22.04 AS builder
 
 ARG PROFILE=production
 
@@ -18,13 +18,13 @@ RUN \
         clang \
         cmake \
         make && \
-    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
 
 RUN /root/.cargo/bin/rustup target add wasm32-unknown-unknown
 
 COPY . .
 
-RUN cargo build --locked --profile=production
+RUN /root/.cargo/bin/cargo build --locked --profile=$PROFILE
 
 # This is the 2nd stage: a very small image where we copy the binary."
 FROM docker.io/library/ubuntu:22.04
@@ -37,7 +37,9 @@ LABEL description="Multistage Docker image for Substrate Node Template" \
   image.documentation="https://github.com/substrate-developer-hub/substrate-subcoin"
 
 # Copy the node binary.
-COPY --from=builder /subcoin/target/production/subcoin /usr/local/bin
+COPY --from=builder /subcoin/target/$PROFILE/subcoin /usr/local/bin
+
+RUN /usr/local/bin/subcoin --help
 
 RUN useradd -m -u 1000 -U -s /bin/sh -d /node-dev node-dev && \
   mkdir -p /chain-data /node-dev/.local/share && \