adding devops

used gemini to create the k8s/dockerfiles faster

auth-expressjs/README.md

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+# Auth-ExpressJS Project
+
+## Description
+
+This project is a web application built with Express.js and Node.js, serving as an authentication server. It allows users to sign up and log in, managing user sessions and providing basic user authentication functionality.
+
+## Prerequisites
+
+-   Node.js (v14 or later recommended)
+-   npm (usually comes with Node.js)
+-   PostgreSQL
+
+## Installation
+
+1.  **Clone the repository:**
+```
+bash
+    git clone <repository-url>
+    cd auth-expressjs
+    
+```
+2.  **Install dependencies:**
+```
+bash
+    npm install
+    
+```
+3. **Create database:**
+
+    Create a database in postgres
+
+4. **Set up the database**
+```
+bash
+    psql -d <database-name> -f migrations/init.sql
+    
+```
+## Running the Project
+
+1.  **Start the application:**
+```
+bash
+    npm start
+    
+```
+This command starts the server, and you can access the application in your browser at `http://localhost:3000`.
+    - Make sure you change the db password and username in the app.js file
+## Project Structure
+
+-   `src/`: Contains the main application code.
+    -   `app.js`: The main application file where the Express.js server is set up.
+    -   `views/`: Contains the EJS templates for the views.
+    -   `migrations/`: Contains the sql file used to setup the database
+-   `package.json`: Lists the project dependencies and scripts.
+-   `package-lock.json`: Ensures consistent dependency versions across installations.
+- `migrations`: database configuration files
+
+## Usage
+
+-   **Sign Up:** Navigate to `http://localhost:3000/sign-up` to create a new account.
+-   **Log In:** Navigate to `http://localhost:3000/log-in` to log in with your credentials.
+-   **Home:** Navigate to `http://localhost:3000` to access the home page.

auth-expressjs/devops/Dockerfile

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+# Use an official Node.js runtime as the base image
+FROM node:18-alpine
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy package.json and package-lock.json to the working directory
+COPY package*.json ./
+
+# Install production dependencies
+RUN npm install --omit=dev
+
+# Copy the rest of the application code to the working directory
+COPY . .
+
+# Expose the port the app runs on
+EXPOSE 3000
+
+# Define the command to run the application
+CMD [ "npm", "start" ]

auth-expressjs/devops/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: auth-expressjs-deployment
+spec:
+  replicas: 3
+  selector:
+    matchLabels:
+      app: auth-expressjs
+  template:
+    metadata:
+      labels:
+        app: auth-expressjs
+    spec:
+      containers:
+      - name: auth-expressjs
+        image: auth-expressjs:latest # Replace with your image name and tag
+        ports:
+        - containerPort: 3000
+        env:
+        - name: NODE_ENV
+          value: production
+        volumeMounts:
+          - mountPath: /app/src/data
+            name: data
+      volumes:
+      - name: data
+        emptyDir: {}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: auth-expressjs-service
+spec:
+  selector:
+    app: auth-expressjs
+  type: LoadBalancer
+  ports:
+  - protocol: TCP
+    port: 80
+    targetPort: 3000