Database configuration and companies endpoint

.env.example

@@ -0,0 +1,5 @@
+DATABASE_HOST=db
+DATABASE_USER=postgres
+DATABASE_NAME=nestjs
+DATABASE_PORT=5432
+DATABASE_PASSWORD=

.gitignore

@@ -32,4 +32,5 @@ lerna-debug.log*
 !.vscode/settings.json
 !.vscode/tasks.json
 !.vscode/launch.json
-!.vscode/extensions.json
+!.vscode/extensions.json
+.env

Dockerfile.dev

@@ -0,0 +1,20 @@
+# Use the official Node.js 16 image as the base image
+FROM node:16
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the package.json and package-lock.json to the working directory
+COPY package*.json ./
+
+# Install Node.js dependencies
+RUN npm install
+
+# Copy the rest of the application code to the container
+COPY . .
+
+# Expose the port your Nest.js app will run on
+EXPOSE 3000
+
+# Start the Nest.js application
+CMD ["npm", "run", "start:dev"]

docker-compose.yml

@@ -0,0 +1,25 @@
+version: '3.7'
+services:
+  db:
+    image: postgres
+    volumes:
+      - 'postgres:/var/lib/postgresql/data'
+    environment:
+      POSTGRES_HOST_AUTH_METHOD: trust
+      POSTGRES_DB: nestjs
+  web:
+    build:
+      context: .
+      dockerfile: Dockerfile.dev
+    ports:
+      - "3000:3000"
+    volumes:
+      - .:/app
+    command: npm run start:dev
+    env_file:
+      - .env
+    depends_on:
+      - postgres
+
+volumes:
+  postgres:

migrations/1697905863173-createCompany.ts

@@ -0,0 +1,37 @@
+import {
+    MigrationInterface,
+    QueryRunner,
+    Table,
+} from "typeorm"
+
+export class CreateCompany1697905863173 implements MigrationInterface {
+    async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.createTable(
+            new Table({
+                name: "company",
+                columns: [
+                    {
+                        name: "id",
+                        type: "int",
+                        isPrimary: true,
+                        isGenerated: true,
+                        generationStrategy: 'increment',
+                    },
+                    {
+                        name: "name",
+                        type: "varchar",
+                    },
+                    {
+                        name: "location",
+                        type: "varchar",
+                    },
+                ],
+            }),
+            true,
+        )
+    }
+
+    async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.dropTable("company")
+    }
+}