Update Dockerfile

Dockerfile

@@ -1,8 +1,4 @@
-FROM ghcr.io/vikashloomba/capmvm-k8s-os:1.23.5
-RUN apt-get install -y unzip
-RUN curl -fsSL https://fnm.vercel.app/install | bash
-RUN /bin/bash -c "source ~/.bashrc \
-    && fnm use --install-if-missing 20"
+FROM docker.io/library/node:18-alpine AS build_node_modules
 
 # Update npm to latest
 RUN npm install -g npm@latest
@@ -10,6 +6,26 @@ RUN npm install -g npm@latest
 # Copy Web UI
 COPY src /app
 WORKDIR /app
-RUN npm ci --omit=dev
-# Set Environment
-ENV DEBUG=Server,WireGuard
+RUN npm ci --omit=dev &&\
+    mv node_modules /node_modules
+
+# Copy build result to a new image.
+# This saves a lot of disk space.
+FROM ghcr.io/vikashloomba/capmvm-k8s-os:1.23.5
+HEALTHCHECK CMD /usr/bin/timeout 5s /bin/sh -c "/usr/bin/wg show | /bin/grep -q interface || exit 1" --interval=1m --timeout=5s --retries=3
+COPY --from=build_node_modules /app /app
+
+# Move node_modules one directory up, so during development
+# we don't have to mount it in a volume.
+# This results in much faster reloading!
+#
+# Also, some node_modules might be native, and
+# the architecture & OS of your development machine might differ
+# than what runs inside of docker.
+COPY --from=build_node_modules /node_modules /node_modules
+
+# Copy the needed wg-password scripts
+COPY --from=build_node_modules /app/wgpw.sh /bin/wgpw
+
+# Update npm to latest
+RUN npm install -g npm@latest