implement Docker for project

.dockerignore

@@ -0,0 +1,5 @@
+node_modules
+npm-debug.log
+Dockerfile
+docker-compose.yml
+.dockerignore

Dockerfile

@@ -0,0 +1,13 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+COPY package.json .
+
+RUN npm install
+
+COPY . .
+
+EXPOSE $PORT
+
+CMD ["npm", "run", "dev"]

README.md

@@ -72,6 +72,24 @@ logger.debug('This is a debug message');
   npm test
   ```
 
+### Setting up docker and using it
+
+- Download and install docker
+  ```
+  https://www.docker.com/products/docker-desktop/
+  ```
+- Download Subsystem for Linux for none linux users
+- Set environment varibles like database host to postgresdb
+
+- Building the image, you must navigate to the project directory in the terminal, then run
+  ```
+  docker-compose up --build
+  ```
+- Stoping docker-compose container, run
+  ```
+  docker-compose down
+  ```  
+
 ## Authors
 
 - [Maxime Mizero](https://github.com/maxCastro1)

docker-compose.yml

@@ -0,0 +1,27 @@
+version: '3.8'
+
+services:
+  postgresdb:
+    image: postgres
+    environment:
+      POSTGRES_USER: $DEV_DB_USER
+      POSTGRES_PASSWORD: $DEV_DB_PASS
+      POSTGRES_DB: $DEV_DB_NAME
+    volumes:
+      - knights-data:/var/lib/postgresql/data
+
+  node-app:
+    build: .
+    volumes:
+      - .:/app
+      - /app/node_modules
+    image: knights-app:1.0
+    env_file:
+      - ./.env
+    ports:
+      - $PORT:$PORT
+    depends_on:
+      - postgresdb
+
+volumes:
+  knights-data: