Optimised docker

backend/.dockerignore

@@ -1,2 +1 @@
 node_modules
-package-lock.json

backend/Dockerfile

@@ -2,8 +2,12 @@ FROM node:latest
 
 WORKDIR /app
 
-COPY . /app
+COPY ./package.json /app
+COPY ./package-lock.json /app
+RUN npm ci
 
-RUN npm install
+COPY ./index.ts .
+COPY ./db ./db
+COPY ./routes ./routes
 
 CMD ["npm", "run", "start"]

backend/db/index.ts

@@ -1,8 +1,6 @@
 // Imports
 import { Pool } from 'pg'
 
-const dotenv = require('dotenv');
-
 const pool = new Pool({
     user: process.env.DB_USER,
     host: process.env.DB_HOST,

backend/docker-compose.yml

@@ -20,9 +20,9 @@ services:
   db:
     image: postgres:latest
     environment:
-      DB_USER: "postgres" 
-      DB_PASSWORD: "postgres"
-      DB_DATABASE: "postgres"
+      POSTGRES_USER: "postgres"
+      POSTGRES_PASSWORD: "postgres"
+      POSTGRES_DATABASE: "postgres"
 
   adminer:
     image: adminer

backend/index.ts

@@ -8,10 +8,6 @@ import cors from 'cors';
 import { routes } from './routes/index';
 import * as db from './db/index';
 
-const dotenv = require('dotenv');
-
-dotenv.config();
-
 const PORT: number = process.env.PORT ? parseInt(process.env.PORT) : 8080;
 
 // Make the app

backend/package.json

@@ -15,7 +15,6 @@
     "@types/pg": "^8.11.5",
     "@types/uuid": "^9.0.8",
     "cors": "^2.8.5",
-    "dotenv": "^16.4.5",
     "express": "^4.19.2",
     "pg": "^8.11.5",
     "uuid": "^9.0.1"