add first files

apps/api/src/lib/cloudinary.ts

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+import { v2 as cloudinary } from 'cloudinary'
+
+cloudinary.config({
+  cloud_name: process.env.CLOUDINARY_CLOUD_NAME,
+  api_key:    process.env.CLOUDINARY_API_KEY,
+  api_secret: process.env.CLOUDINARY_API_SECRET,
+  secure: true,
+})
+
+export { cloudinary }
+
+export async function uploadImage(
+  buffer: Buffer,
+  folder: string,
+  publicId?: string
+): Promise<string> {
+  return new Promise((resolve, reject) => {
+    const uploadStream = cloudinary.uploader.upload_stream(
+      { folder, public_id: publicId, resource_type: 'image', quality: 'auto', fetch_format: 'auto' },
+      (error, result) => {
+        if (error) return reject(error)
+        resolve(result!.secure_url)
+      }
+    )
+    uploadStream.end(buffer)
+  })
+}
+
+export async function deleteImage(publicId: string): Promise<void> {
+  await cloudinary.uploader.destroy(publicId)
+}

apps/api/src/lib/prisma.ts

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+import { PrismaClient } from '@rentaldrivego/database'
+
+const globalForPrisma = global as unknown as { prisma: PrismaClient }
+
+export const prisma =
+  globalForPrisma.prisma ??
+  new PrismaClient({
+    log: process.env.NODE_ENV === 'development' ? ['query', 'error', 'warn'] : ['error'],
+  })
+
+if (process.env.NODE_ENV !== 'production') {
+  globalForPrisma.prisma = prisma
+}

apps/api/src/lib/redis.ts

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+import Redis from 'ioredis'
+
+export const redis = new Redis(process.env.REDIS_URL ?? 'redis://localhost:6379', {
+  maxRetriesPerRequest: 3,
+  retryStrategy: (times) => Math.min(times * 50, 2000),
+})
+
+redis.on('error', (err) => {
+  console.error('[Redis] Connection error:', err.message)
+})