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Docker compose file to run postgresql database locally
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| NODE_ENV=development | |
| DB_HOST=localhost | |
| DB_USER=<username> | |
| DB_PASSWORD=<password> | |
| DB_NAME=<db_name> | |
| DB_PORT=5432 | |
| DATABASE_URL=postgresql://${DB_USER}:${DB_PASSWORD}@${DB_HOST}:${DB_PORT}/${DB_NAME} |
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| services: | |
| db: | |
| image: postgres:16.2 | |
| environment: | |
| - POSTGRES_PASSWORD=${DB_PASSWORD} | |
| - POSTGRES_USER=${DB_USER} | |
| - POSTGRES_DB=${DB_NAME} | |
| ports: | |
| - ${DB_PORT}:5432 | |
| volumes: | |
| - ./db-data:/var/lib/postgresql/data |
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| // src/env.ts | |
| // * use zod to make working with our .env typesafe | |
| import { config } from "dotenv"; | |
| import { expand } from "dotenv-expand"; | |
| import { ZodError, z } from "zod"; | |
| const stringBoolean = z.coerce.string().transform((val) => { | |
| return val === "true"; | |
| }).default("false"); | |
| const EnvSchema = z.object({ | |
| NODE_ENV: z.string().default("development"), | |
| DB_HOST: z.string(), | |
| DB_USER: z.string(), | |
| DB_PASSWORD: z.string(), | |
| DB_NAME: z.string(), | |
| DB_PORT: z.coerce.number(), | |
| DATABASE_URL: z.string(), | |
| DB_MIGRATING: stringBoolean, | |
| DB_SEEDING: stringBoolean, | |
| }); | |
| export type EnvSchema = z.infer<typeof EnvSchema>; | |
| expand(config()); | |
| try { | |
| EnvSchema.parse(process.env); | |
| } catch (error) { | |
| if (error instanceof ZodError) { | |
| let message = "Missing required values in .env:\n"; | |
| error.issues.forEach((issue) => { | |
| message += issue.path[0] + "\n"; | |
| }); | |
| const e = new Error(message); | |
| e.stack = ""; | |
| throw e; | |
| } else { | |
| console.error(error); | |
| } | |
| } | |
| export default EnvSchema.parse(process.env); |
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$
docker compose up