not working renaming D to d, so erase it

Signed-off-by: rizqevo <rizqevo@hotmail.com>

Dockerfile

@@ -1,18 +0,0 @@
-FROM node:12
-
-# Create app directory
-RUN mkdir -p /usr/src/app
-WORKDIR /usr/src/app
-
-# Installing dependencies
-COPY package.json ./
-RUN npm install
-
-# Copying source files
-COPY . .
-
-# Building app
-EXPOSE 3000
-
-# Running the app
-CMD "npm" "start"