Successful build but does it run?

Dockerfile

@@ -1,21 +1,18 @@
 FROM node:18.17.1-alpine3.17
 
-# Set the working directory inside the container
 WORKDIR /usr/src/app
 
-# Copy package.json and package-lock.json into the container
 COPY package*.json ./
+COPY tsconfig.json ./
+COPY .eslintrc.json ./
+COPY src ./src
 
-# Install app dependencies inside the container
 RUN npm install
 
 RUN npm run build
 
-# Copy the application code into the container
 COPY . .
 
-# Expose port 3000 to interact with the application
 EXPOSE 3000
 
-# Define the command to run the application
 CMD [ "npm", "start" ]