diff --git a/package-lock.json b/package-lock.json
index 1cf4a97..b9a9879 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,14 +10,18 @@
       "license": "MIT",
       "dependencies": {
         "bcryptjs": "^2.4.3",
+        "cloudinary": "^1.41.0",
         "cors": "^2.8.5",
         "dotenv": "^16.3.1",
         "express": "^4.18.2",
         "jsonwebtoken": "^9.0.2",
         "mongoose": "^8.0.2",
         "morgan": "^1.10.0",
+        "multer": "^1.4.5-lts.1",
         "pino": "^8.16.2",
+        "sharp": "^0.33.0",
         "ts-node": "^10.9.1",
+        "uuid": "^9.0.1",
         "validator": "^13.11.0"
       },
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@@ -27,7 +31,10 @@
         "@types/jest": "^29.5.10",
         "@types/jsonwebtoken": "^9.0.5",
         "@types/morgan": "^1.9.9",
+        "@types/multer": "^1.4.11",
+        "@types/sharp": "^0.32.0",
         "@types/supertest": "^2.0.16",
+        "@types/uuid": "^9.0.7",
         "@types/validator": "^13.11.7",
         "@typescript-eslint/eslint-plugin": "^6.13.1",
         "@typescript-eslint/parser": "^6.13.1",
@@ -810,6 +817,15 @@
         "node": ">=12"
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+      "optional": true,
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     "node_modules/@eslint-community/eslint-utils": {
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       "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.4.0.tgz",
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@@ -1683,6 +2130,15 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/multer": {
+      "version": "1.4.11",
+      "resolved": "https://registry.npmjs.org/@types/multer/-/multer-1.4.11.tgz",
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+      "dev": true,
+      "dependencies": {
+        "@types/express": "*"
+      }
+    },
     "node_modules/@types/node": {
       "version": "20.10.0",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-20.10.0.tgz",
@@ -1730,6 +2186,16 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/sharp": {
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+      "resolved": "https://registry.npmjs.org/@types/sharp/-/sharp-0.32.0.tgz",
+      "integrity": "sha512-OOi3kL+FZDnPhVzsfD37J88FNeZh6gQsGcLc95NbeURRGvmSjeXiDcyWzF2o3yh/gQAUn2uhh/e+CPCa5nwAxw==",
+      "deprecated": "This is a stub types definition. sharp provides its own type definitions, so you do not need this installed.",
+      "dev": true,
+      "dependencies": {
+        "sharp": "*"
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+      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+      "integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA=="
+    },
     "node_modules/typescript": {
       "version": "5.3.2",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.2.tgz",
@@ -8288,6 +8996,11 @@
         "punycode": "^2.1.0"
       }
     },
+    "node_modules/util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
+    },
     "node_modules/utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
@@ -8296,6 +9009,18 @@
         "node": ">= 0.4.0"
       }
     },
+    "node_modules/uuid": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.1.tgz",
+      "integrity": "sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/v8-compile-cache-lib": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz",
@@ -8460,7 +9185,6 @@
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
       "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
-      "dev": true,
       "engines": {
         "node": ">=0.4"
       }
diff --git a/package.json b/package.json
index 15f71a8..bc7b53a 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,10 @@
     "@types/jest": "^29.5.10",
     "@types/jsonwebtoken": "^9.0.5",
     "@types/morgan": "^1.9.9",
+    "@types/multer": "^1.4.11",
+    "@types/sharp": "^0.32.0",
     "@types/supertest": "^2.0.16",
+    "@types/uuid": "^9.0.7",
     "@types/validator": "^13.11.7",
     "@typescript-eslint/eslint-plugin": "^6.13.1",
     "@typescript-eslint/parser": "^6.13.1",
@@ -48,14 +51,18 @@
   },
   "dependencies": {
     "bcryptjs": "^2.4.3",
+    "cloudinary": "^1.41.0",
     "cors": "^2.8.5",
     "dotenv": "^16.3.1",
     "express": "^4.18.2",
     "jsonwebtoken": "^9.0.2",
     "mongoose": "^8.0.2",
     "morgan": "^1.10.0",
+    "multer": "^1.4.5-lts.1",
     "pino": "^8.16.2",
+    "sharp": "^0.33.0",
     "ts-node": "^10.9.1",
+    "uuid": "^9.0.1",
     "validator": "^13.11.0"
   }
 }
diff --git a/src/app.ts b/src/app.ts
index 5072311..971f369 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -18,7 +18,7 @@ export const logger = pino()
 dotenv.config({ path: path.join(__dirname, '..', '.env') })
 
 const app = express()
-
+app.use(express.static(path.join(__dirname, 'public')))
 process.env?.NODE_ENV === 'development'
   ? app.use(morgan('dev'))
   : app.use(morgan('combined'))
diff --git a/src/controllers/error-controller.ts b/src/controllers/error-controller.ts
index b07dbce..f8d15d6 100644
--- a/src/controllers/error-controller.ts
+++ b/src/controllers/error-controller.ts
@@ -1,5 +1,26 @@
 import { type Request, type Response, type NextFunction } from 'express'
-import type UtilsError from '../utils/app-error'
+import UtilsError from '../utils/app-error'
+import { logger } from '../app'
+export interface CustomError {
+  code?: number
+  keyValue?: any
+}
+
+const handleClientError = (err: UtilsError, res: Response): void => {
+  res.status(err.statusCode).json({
+    status: err.status,
+    message: err.message
+  })
+}
+
+const handleDeveloperError = (err: UtilsError, res: Response): void => {
+  res.status(err.statusCode).json({
+    status: err.status,
+    message: err.message,
+    err,
+    stack: err.stack
+  })
+}
 
 const globalErrorHandler = (
   err: Error,
@@ -10,13 +31,27 @@ const globalErrorHandler = (
   const error = err as UtilsError
   error.statusCode = error.statusCode ?? 500
   error.status = error.status ?? 'internal server error'
+  logger.warn(error.code)
 
-  res.status(error.statusCode).json({
-    status: error.status,
-    message: error.message,
-    error,
-    stack: error.stack
-  })
+  if (process.env.NODE_ENV?.startsWith('dev') ?? false) {
+    handleDeveloperError(error, res)
+  } else if (process.env.NODE_ENV?.startsWith('prod') ?? false) {
+    let err = { ...error }
+
+    if (err.code === 11000) {
+      const [key, value] = Object.entries(err.keyValue)[0]
+      err = new UtilsError(`${key} ${value as string} is taken`, 400)
+    }
+    if (err.name === 'TokenExpiredError') {
+      err = new UtilsError(`${err?.message}`, 401)
+    }
+    if (err.name === 'JsonWebTokenError') {
+      err = new UtilsError(`${err?.message}`, 401)
+    }
+
+    logger.warn(err)
+    handleClientError(err, res)
+  }
 }
 
 export default globalErrorHandler
diff --git a/src/controllers/post-controller.ts b/src/controllers/post-controller.ts
index 2ae6a82..f05dd01 100644
--- a/src/controllers/post-controller.ts
+++ b/src/controllers/post-controller.ts
@@ -3,12 +3,14 @@ import type mongoose from 'mongoose'
 import { catchAsync } from '../utils/app-error'
 import { type Request, type Response, type NextFunction } from 'express'
 import postModel from '../models/post-model'
+import { imageProcessing } from '../utils'
+import { type UploadApiResponse } from 'cloudinary'
 
 export interface PostReqParams {
   headline: string
   article_body: string
   article_section: string
-  citation?: string[]
+  citations?: string[]
   summary?: string
 }
 
@@ -24,9 +26,13 @@ export const createPost = catchAsync(
     next: NextFunction
   ): Promise<void> => {
     const { _id } = req.user
+    let imageData: UploadApiResponse | undefined
+    if (req.file !== undefined) imageData = await imageProcessing(req) as UploadApiResponse
+
     const data: PostParams = {
       user_id: _id,
-      ...req.body
+      ...req.body,
+      image: imageData?.public_id
     }
 
     const post = await postModel.create(data)
diff --git a/src/middlewares/auth-middleware.ts b/src/middlewares/auth-middleware.ts
index b89adf3..b9e56d3 100644
--- a/src/middlewares/auth-middleware.ts
+++ b/src/middlewares/auth-middleware.ts
@@ -15,7 +15,9 @@ import { verifyAccessToken } from '../utils/token'
 const authMiddleware = catchAsync(
   async (req: Request, res: Response, next: NextFunction): Promise<void> => {
     const authorization: string = req.headers.authorization as string
-    if (authorization === undefined) throw new UtilsError('authorization header invalid', 401)
+    if (authorization === undefined) {
+      throw new UtilsError('authorization header invalid', 401)
+    }
     const fields: string[] = authorization?.split(' ')
 
     if (fields.length !== 2) {
diff --git a/src/models/post-model.ts b/src/models/post-model.ts
index 4468381..88cdf61 100644
--- a/src/models/post-model.ts
+++ b/src/models/post-model.ts
@@ -5,9 +5,9 @@ export interface IPost extends mongoose.Document {
   headline: string
   article_body: string
   article_section: string
-  image?: string[]
-  summary: string
-  citation: string[]
+  image?: string
+  summary?: string
+  citations: string[]
   word_count?: number
   comments?: mongoose.Schema.Types.ObjectId[]
   comment_count?: number
@@ -33,9 +33,9 @@ const postSchema = new mongoose.Schema<IPost>(
       required: [true, 'article section is compulsory'],
       trim: true
     },
-    image: [String],
+    image: String,
     summary: String,
-    citation: [String],
+    citations: [String],
     word_count: Number,
     comments: [mongoose.Schema.Types.ObjectId],
     comment_count: Number,
diff --git a/src/routes/post-route.ts b/src/routes/post-route.ts
index 7ac6985..56576ec 100644
--- a/src/routes/post-route.ts
+++ b/src/routes/post-route.ts
@@ -2,8 +2,9 @@
 import express, { type Router } from 'express'
 import authMiddleware from '../middlewares/auth-middleware'
 import { createPost } from '../controllers/post-controller'
+import { uploadFiles } from '../utils'
 
 const router: Router = express.Router()
-router.route('/').post(authMiddleware, createPost)
+router.route('/').post(authMiddleware, uploadFiles.single('thumbnail'), createPost)
 
 export default router
diff --git a/src/server.ts b/src/server.ts
index 6a492bf..34763a3 100644
--- a/src/server.ts
+++ b/src/server.ts
@@ -1,3 +1,4 @@
+import { v2 as cloudinary } from 'cloudinary'
 import app, { logger } from './app'
 import db from './utils/db'
 
@@ -7,5 +8,12 @@ const URI: string = process.env.DB_URI?.replace('<password>', DB_PASSWORD) ?? ''
 
 app.listen(port, () => {
   void db(URI)
+  cloudinary.config({
+    secure: true,
+    cloud_name: process.env.CLOUDINARY_NAME,
+    api_key: process.env.CLOUDINARY_API_KEY,
+    api_secret: process.env.CLOUDINARY_API_SECRET
+  })
+  logger.info(process.env.CLOUDINARY_NAME)
   logger.info(`Listening http://localhost:${port}`)
 })
diff --git a/src/utils/app-error.ts b/src/utils/app-error.ts
index b6b2705..cfaf405 100644
--- a/src/utils/app-error.ts
+++ b/src/utils/app-error.ts
@@ -1,14 +1,18 @@
 import { type NextFunction, type Request, type Response } from 'express'
+import { type CustomError } from '../controllers/error-controller'
+
 type AsyncMiddlewareFunc = (
   req: Request,
   res: Response,
   next: NextFunction
 ) => Promise<void>
 
-class UtilsError extends Error {
+class UtilsError extends Error implements CustomError {
   public statusCode: number
   public isOperational: boolean
   public status: string
+  public code?: number | undefined
+  public keyValue?: any
 
   constructor (message: string, statusCode: number) {
     super(message)
diff --git a/src/utils/index.ts b/src/utils/index.ts
index b3370e7..8455d15 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,4 +1,10 @@
+// import path from 'path'
 import bcrypt from 'bcryptjs'
+import multer from 'multer'
+import { type UploadApiResponse, v2 as cloudinary } from 'cloudinary'
+import { v4 as uuidv4 } from 'uuid'
+import { logger } from '../app'
+import UtilsError from './app-error'
 
 const encryptPassword = async (password: string): Promise<string> => {
   return await bcrypt.hash(password, 12)
@@ -11,4 +17,18 @@ const decryptPassword = async (
   return await bcrypt.compare(password, hashedPassword)
 }
 
-export { decryptPassword, encryptPassword }
+const storage = multer.memoryStorage()
+const uploadFiles = multer({ storage })
+
+const imageProcessing = async (req: any): Promise<UploadApiResponse | undefined> => {
+  try {
+    const res = await cloudinary.uploader.upload(`data:image/jpeg;base64,${req.file.buffer.toString('base64')}`, { use_filename: true, unique_filename: false, public_id: `assets/images/posts/thumbnails/${uuidv4()}` })
+
+    return res
+  } catch (error) {
+    logger.error(error)
+    throw new UtilsError('internal server error', 500)
+  }
+}
+
+export { decryptPassword, encryptPassword, imageProcessing, uploadFiles }