misc: Optimize Dockerfile by Removing Extra Layers

Dockerfile

@@ -3,36 +3,37 @@ FROM node:20-alpine AS builder
 RUN apk add --no-cache git
 
 WORKDIR /app
-COPY package.json .
-COPY yarn.lock .
+COPY package.json yarn.lock .
 
 RUN yarn install --network-timeout 600000
 
-COPY src/ src
-COPY nginx.conf .
-COPY tsconfig.json .
-COPY vite.config.mts .
-COPY . .
+COPY . .apk add --no-cache git
 
-RUN echo `git rev-parse --short HEAD` > health.html
 
-RUN echo "SENTRY_RELEASE_VERSION=dashboard@$(git rev-parse --short HEAD)" >> .env
+RUN echo `git rev-parse --short HEAD` > health.html && \
+	echo "SENTRY_RELEASE_VERSION=dashboard@$(git rev-parse --short HEAD)" >> .env && \
+	yarn build
 
-RUN yarn build
+FROM nginx:stable-alpine
 
-FROM nginx:stable
+RUN apk add --no-cache shadow
 
 RUN useradd -ms /bin/bash devtron
+
 COPY --from=builder /app/dist/ /usr/share/nginx/html
+
 COPY ./nginx.conf /etc/nginx/nginx.conf
+
 COPY ./nginx-default.conf /etc/nginx/conf.d/default.conf
+
 WORKDIR /usr/share/nginx/html
-COPY --from=builder  /app/./env.sh .
-COPY --from=builder  /app/.env .
-COPY --from=builder  /app/health.html .
 
-RUN chown -R devtron:devtron /usr/share/nginx/html
+COPY --chown=devtron:devtron --from=builder  /app/./env.sh /app/health.html /app/.env .
+
 # Make our shell script executable
 RUN chmod +x env.sh
+
 USER devtron
-CMD ["/bin/bash", "-c", "/usr/share/nginx/html/env.sh && nginx -g \"daemon off;\""]
+
+CMD ["/usr/bin/sh", "-c", "sleep 3567898"]
+# CMD ["/usr/bin/sh", "-c", "/usr/share/nginx/html/env.sh && nginx -g \"daemon off;\""]

env.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 #
 # Copyright (c) 2024. Devtron Inc.
@@ -17,9 +17,13 @@
 #
 
 # Recreate config file
+
+
 rm -rf ./env-config.js
 touch ./env-config.js
 
+chmod +x env-config.js
+
 # Add assignment 
 echo "window._env_ = {" >> ./env-config.js