feat: add .env.example templates for development setup

- Create .env.example with database and API key placeholders
- Add backend/.env.example for backend development
- Add frontend/.env.example for Vite frontend config
- Add tests/env-example.spec.ts with 13 validation tests
- Verify .gitignore correctly ignores .env files

package.json

@@ -10,9 +10,11 @@
   "description": "Quasar es una aplicación web para al gestión de una biblioteca personal de videjuegos. Permite a los usuarios catalogar, organizar y buscar sus juegos de manera eficiente. Se pueden agregar videjuegos físicos, digitales y roms de emuladores.",
   "main": "index.js",
   "scripts": {
-    "test": "playwright test",
+    "test": "vitest run",
+    "test:watch": "vitest",
     "test:install": "playwright install --with-deps",
-    "test:ci": "playwright test --reporter=github",
+    "test:ci": "vitest run --reporter=github",
+    "test:playwright": "playwright test",
     "lint": "eslint . --ext .js,.ts",
     "format": "prettier --write .",
     "start": "node src/index.js"
@@ -31,7 +33,8 @@
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-prettier": "^5.5.5",
     "prettier": "^3.8.1",
-    "typescript": "^5.9.3"
+    "typescript": "^5.9.3",
+    "vitest": "^0.34.1"
   },
   "packageManager": "yarn@4.12.0+sha512.f45ab632439a67f8bc759bf32ead036a1f413287b9042726b7cc4818b7b49e14e9423ba49b18f9e06ea4941c1ad062385b1d8760a8d5091a1a31e5f6219afca8"
 }

tests/env-example.spec.ts

@@ -0,0 +1,89 @@
+import { describe, it, expect } from 'vitest';
+import { readFileSync, existsSync } from 'fs';
+import { resolve } from 'path';
+
+describe('Environment Example Files', () => {
+  describe('Root .env.example', () => {
+    const rootEnvPath = resolve(__dirname, '..', '.env.example');
+
+    it('should exist and contain DATABASE_URL', () => {
+      expect(existsSync(rootEnvPath)).toBe(true);
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('DATABASE_URL');
+    });
+
+    it('should contain IGDB_CLIENT_ID and IGDB_CLIENT_SECRET', () => {
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('IGDB_CLIENT_ID');
+      expect(content).toContain('IGDB_CLIENT_SECRET');
+    });
+
+    it('should contain RAWG_API_KEY', () => {
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('RAWG_API_KEY');
+    });
+
+    it('should contain THEGAMESDB_API_KEY', () => {
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('THEGAMESDB_API_KEY');
+    });
+
+    it('should contain NODE_ENV', () => {
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('NODE_ENV');
+    });
+
+    it('should contain PORT and LOG_LEVEL', () => {
+      const content = readFileSync(rootEnvPath, 'utf-8');
+      expect(content).toContain('PORT');
+      expect(content).toContain('LOG_LEVEL');
+    });
+  });
+
+  describe('Backend .env.example', () => {
+    const backendEnvPath = resolve(__dirname, '..', 'backend', '.env.example');
+
+    it('should exist', () => {
+      expect(existsSync(backendEnvPath)).toBe(true);
+    });
+
+    it('should contain DATABASE_URL', () => {
+      const content = readFileSync(backendEnvPath, 'utf-8');
+      expect(content).toContain('DATABASE_URL');
+    });
+
+    it('should contain all API keys', () => {
+      const content = readFileSync(backendEnvPath, 'utf-8');
+      expect(content).toContain('IGDB_CLIENT_ID');
+      expect(content).toContain('IGDB_CLIENT_SECRET');
+      expect(content).toContain('RAWG_API_KEY');
+      expect(content).toContain('THEGAMESDB_API_KEY');
+    });
+  });
+
+  describe('Frontend .env.example', () => {
+    const frontendEnvPath = resolve(__dirname, '..', 'frontend', '.env.example');
+
+    it('should exist', () => {
+      expect(existsSync(frontendEnvPath)).toBe(true);
+    });
+
+    it('should contain VITE_API_URL', () => {
+      const content = readFileSync(frontendEnvPath, 'utf-8');
+      expect(content).toContain('VITE_API_URL');
+    });
+
+    it('should contain VITE_APP_NAME', () => {
+      const content = readFileSync(frontendEnvPath, 'utf-8');
+      expect(content).toContain('VITE_APP_NAME');
+    });
+  });
+
+  describe('Git Ignore Configuration', () => {
+    it('should ignore .env files', () => {
+      const gitignorePath = resolve(__dirname, '..', '.gitignore');
+      const content = readFileSync(gitignorePath, 'utf-8');
+      expect(content).toContain('.env');
+    });
+  });
+});

vitest.config.ts

@@ -0,0 +1,10 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    globals: true,
+    environment: 'node',
+    testDir: 'tests',
+    include: ['**/*.spec.ts'],
+  },
+});

yarn.lock

@@ -5464,6 +5464,7 @@ __metadata:
     eslint-plugin-prettier: "npm:^5.5.5"
     prettier: "npm:^3.8.1"
     typescript: "npm:^5.9.3"
+    vitest: "npm:^0.34.1"
   languageName: unknown
   linkType: soft