adding devops

used gemini to create the k8s/dockerfiles faster

todo/devops/Dockerfile

@@ -0,0 +1,38 @@
+# Use an official Node.js runtime as the base image
+FROM node:18-alpine as builder
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy package.json and package-lock.json to the working directory
+COPY package*.json ./
+
+# Install any needed dependencies
+RUN npm install
+
+# Copy the rest of the application code
+COPY . .
+
+# Build the application
+RUN npm run build
+
+# Use an official Nginx runtime as the base image
+FROM nginx:stable-alpine
+
+# Set the working directory in the container
+WORKDIR /usr/share/nginx/html
+
+# Remove default nginx static files
+RUN rm -rf ./*
+
+# Copy static files from the builder stage
+COPY --from=builder /app/dist .
+
+# Copy the nginx configuration file
+COPY ./nginx.conf /etc/nginx/conf.d/default.conf
+
+# Expose port 80
+EXPOSE 80
+
+# Command to run when starting the container
+CMD ["nginx", "-g", "daemon off;"]