Init

.eslintignore

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+/node_modules
+/dist

.eslintrc.json

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+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "rules": {
+    "no-console": "error",
+    "@typescript-eslint/no-unused-vars": "error",
+    "@typescript-eslint/no-unused-expressions": "error",
+    "prefer-const": "error"
+  }
+}

.gitignore

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+/node_modules
+.env
+/dist
+.DS_Store
+prisma/dev.db

.husky/pre-commit

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+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+npx lint-staged
+npm run typecheck
+npm test

lib/db.ts

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+import { PrismaClient } from "@prisma/client";
+
+export const db = new PrismaClient();

lib/env.ts

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+import "dotenv/config";
+
+import { z } from "zod";
+
+const envSchema = z.object({
+  NODE_ENV: z.enum(["development", "production", "test"]),
+  PORT: z.preprocess(Number, z.number()),
+  DATABASE_URL: z.string().min(1),
+});
+
+export const env = envSchema.parse(process.env);

lib/logger.ts

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+import { pino } from "pino";
+import { pinoHttp } from "pino-http";
+
+export const logger = pino();
+export const httpLogger = pinoHttp();