diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 9557887b..ad4eb124 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: "1.20"
+          go-version: "1.21"
 
       - name: Build
         run: make build
diff --git a/README.rst b/README.rst
index 0de33111..b0fd960e 100644
--- a/README.rst
+++ b/README.rst
@@ -920,7 +920,6 @@ Levels available are:
 * info
 * error
 * warning
-* fatal
 
 Allowed sizes
 -------------
diff --git a/constants/constants.go b/constants/constants.go
index 015dc05f..0587c677 100644
--- a/constants/constants.go
+++ b/constants/constants.go
@@ -41,3 +41,5 @@ var StickPositions = []string{
 }
 
 const ModifiedTimeFormat = time.RFC1123
+
+const RequestIDCtx = "request-id"
diff --git a/engine/backend/backend.go b/engine/backend/backend.go
index 4ab177c2..313d31c6 100644
--- a/engine/backend/backend.go
+++ b/engine/backend/backend.go
@@ -1,6 +1,7 @@
 package backend
 
 import (
+	"context"
 	"fmt"
 
 	"github.com/disintegration/imaging"
@@ -32,11 +33,11 @@ func (o Options) String() string {
 
 // Engine is an interface to define an image engine
 type Backend interface {
-	Fit(img *image.ImageFile, options *Options) ([]byte, error)
-	Flat(background *image.ImageFile, options *Options) ([]byte, error)
-	Flip(img *image.ImageFile, options *Options) ([]byte, error)
-	Resize(img *image.ImageFile, options *Options) ([]byte, error)
-	Rotate(img *image.ImageFile, options *Options) ([]byte, error)
+	Fit(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error)
+	Flat(ctx context.Context, background *image.ImageFile, options *Options) ([]byte, error)
+	Flip(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error)
+	Resize(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error)
+	Rotate(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error)
 	String() string
-	Thumbnail(img *image.ImageFile, options *Options) ([]byte, error)
+	Thumbnail(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error)
 }
diff --git a/engine/backend/gifsicle.go b/engine/backend/gifsicle.go
index 2ecd9c0d..3fba6238 100644
--- a/engine/backend/gifsicle.go
+++ b/engine/backend/gifsicle.go
@@ -2,6 +2,7 @@ package backend
 
 import (
 	"bytes"
+	"context"
 	"errors"
 	"fmt"
 	"image/gif"
@@ -20,7 +21,7 @@ func (b *Gifsicle) String() string {
 }
 
 // Resize implements Backend.
-func (b *Gifsicle) Resize(imgfile *image.ImageFile, opts *Options) ([]byte, error) {
+func (b *Gifsicle) Resize(ctx context.Context, imgfile *image.ImageFile, opts *Options) ([]byte, error) {
 	img, err := gif.Decode(bytes.NewReader(imgfile.Source))
 	if err != nil {
 		return nil, err
@@ -30,7 +31,7 @@ func (b *Gifsicle) Resize(imgfile *image.ImageFile, opts *Options) ([]byte, erro
 		return imgfile.Source, nil
 	}
 
-	cmd := exec.Command(b.Path,
+	cmd := exec.CommandContext(ctx, b.Path,
 		"--resize", fmt.Sprintf("%dx%d", opts.Width, opts.Height),
 	)
 	cmd.Stdin = bytes.NewReader(imgfile.Source)
@@ -49,7 +50,7 @@ func (b *Gifsicle) Resize(imgfile *image.ImageFile, opts *Options) ([]byte, erro
 }
 
 // Thumbnail implements Backend.
-func (b *Gifsicle) Thumbnail(imgfile *image.ImageFile, opts *Options) ([]byte, error) {
+func (b *Gifsicle) Thumbnail(ctx context.Context, imgfile *image.ImageFile, opts *Options) ([]byte, error) {
 	img, err := gif.Decode(bytes.NewReader(imgfile.Source))
 	if err != nil {
 		return nil, err
@@ -62,7 +63,7 @@ func (b *Gifsicle) Thumbnail(imgfile *image.ImageFile, opts *Options) ([]byte, e
 	bounds := img.Bounds()
 	left, top, cropw, croph := computecrop(bounds.Dx(), bounds.Dy(), opts.Width, opts.Height)
 
-	cmd := exec.Command(b.Path,
+	cmd := exec.CommandContext(ctx, b.Path,
 		"--crop", fmt.Sprintf("%d,%d+%dx%d", left, top, cropw, croph),
 		"--resize", fmt.Sprintf("%dx%d", opts.Width, opts.Height),
 	)
@@ -82,22 +83,22 @@ func (b *Gifsicle) Thumbnail(imgfile *image.ImageFile, opts *Options) ([]byte, e
 }
 
 // Rotate implements Backend.
-func (b *Gifsicle) Rotate(*image.ImageFile, *Options) ([]byte, error) {
+func (b *Gifsicle) Rotate(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error) {
 	return nil, MethodNotImplementedError
 }
 
 // Fit implements Backend.
-func (b *Gifsicle) Fit(*image.ImageFile, *Options) ([]byte, error) {
+func (b *Gifsicle) Fit(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error) {
 	return nil, MethodNotImplementedError
 }
 
 // Flat implements Backend.
-func (b *Gifsicle) Flat(*image.ImageFile, *Options) ([]byte, error) {
+func (b *Gifsicle) Flat(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error) {
 	return nil, MethodNotImplementedError
 }
 
 // Flip implements Backend.
-func (b *Gifsicle) Flip(*image.ImageFile, *Options) ([]byte, error) {
+func (b *Gifsicle) Flip(ctx context.Context, img *image.ImageFile, options *Options) ([]byte, error) {
 	return nil, MethodNotImplementedError
 }
 
diff --git a/engine/backend/goimage.go b/engine/backend/goimage.go
index 7a867dfd..df37456a 100644
--- a/engine/backend/goimage.go
+++ b/engine/backend/goimage.go
@@ -2,6 +2,7 @@ package backend
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"image"
 	"image/color/palette"
@@ -43,15 +44,15 @@ type GoImage struct{}
 func (e *GoImage) String() string {
 	return "goimage"
 }
-func (e *GoImage) Resize(img *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Resize(ctx context.Context, img *imagefile.ImageFile, options *Options) ([]byte, error) {
 	return e.resize(img, options, imaging.Resize)
 }
 
-func (e *GoImage) Thumbnail(img *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Thumbnail(ctx context.Context, img *imagefile.ImageFile, options *Options) ([]byte, error) {
 	return e.resize(img, options, imaging.Thumbnail)
 }
 
-func (e *GoImage) Rotate(img *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Rotate(ctx context.Context, img *imagefile.ImageFile, options *Options) ([]byte, error) {
 	image, err := e.source(img)
 	if err != nil {
 		return nil, err
@@ -67,7 +68,7 @@ func (e *GoImage) Rotate(img *imagefile.ImageFile, options *Options) ([]byte, er
 	return e.toBytes(transform(image), options.Format, options.Quality)
 }
 
-func (e *GoImage) Flip(img *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Flip(ctx context.Context, img *imagefile.ImageFile, options *Options) ([]byte, error) {
 	image, err := e.source(img)
 	if err != nil {
 		return nil, err
@@ -83,7 +84,7 @@ func (e *GoImage) Flip(img *imagefile.ImageFile, options *Options) ([]byte, erro
 	return e.toBytes(transform(image), options.Format, options.Quality)
 }
 
-func (e *GoImage) Fit(img *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Fit(ctx context.Context, img *imagefile.ImageFile, options *Options) ([]byte, error) {
 	if options.Format == imaging.GIF {
 		content, err := e.transformGIF(img, options, imaging.Thumbnail)
 		if err != nil {
diff --git a/engine/backend/goimage_flat.go b/engine/backend/goimage_flat.go
index 9ce974b0..01347398 100644
--- a/engine/backend/goimage_flat.go
+++ b/engine/backend/goimage_flat.go
@@ -2,6 +2,7 @@ package backend
 
 import (
 	"bytes"
+	"context"
 	"fmt"
 	"image"
 	"image/draw"
@@ -16,7 +17,7 @@ import (
 	imagefile "github.com/thoas/picfit/image"
 )
 
-func (e *GoImage) Flat(backgroundFile *imagefile.ImageFile, options *Options) ([]byte, error) {
+func (e *GoImage) Flat(ctx context.Context, backgroundFile *imagefile.ImageFile, options *Options) ([]byte, error) {
 	var err error
 	images := make([]image.Image, len(options.Images))
 	for i := range options.Images {
diff --git a/engine/engine.go b/engine/engine.go
index 3155c8b4..4caf2792 100644
--- a/engine/engine.go
+++ b/engine/engine.go
@@ -1,16 +1,16 @@
 package engine
 
 import (
+	"context"
 	"fmt"
-	"os/exec"
-	"sort"
-	"strings"
-
 	"github.com/thoas/picfit/engine/backend"
 	"github.com/thoas/picfit/engine/config"
 	"github.com/thoas/picfit/image"
-	"github.com/thoas/picfit/logger"
-	"go.uber.org/zap"
+	"log/slog"
+	"os/exec"
+	"sort"
+	"strings"
+	"time"
 )
 
 type Engine struct {
@@ -18,7 +18,7 @@ type Engine struct {
 	DefaultQuality int
 	Format         string
 	backends       []*backendWrapper
-	logger         *zap.Logger
+	logger         *slog.Logger
 }
 
 type backendWrapper struct {
@@ -28,7 +28,7 @@ type backendWrapper struct {
 }
 
 // New initializes an Engine
-func New(cfg config.Config, logger *zap.Logger) *Engine {
+func New(cfg config.Config, logger *slog.Logger) *Engine {
 	var b []*backendWrapper
 
 	if cfg.Backends == nil {
@@ -87,11 +87,12 @@ func (e Engine) String() string {
 	return strings.Join(backendNames, " ")
 }
 
-func (e Engine) Transform(output *image.ImageFile, operations []EngineOperation) (*image.ImageFile, error) {
+func (e Engine) Transform(ctx context.Context, output *image.ImageFile, operations []EngineOperation) (*image.ImageFile, error) {
 	var (
 		err       error
 		processed []byte
 		source    = output.Source
+		start     = time.Now()
 	)
 
 	ct := output.ContentType()
@@ -109,13 +110,16 @@ func (e Engine) Transform(output *image.ImageFile, operations []EngineOperation)
 				continue
 			}
 
-			e.logger.Debug("Processing image...",
-				logger.String("backend", e.backends[j].backend.String()),
-				logger.String("operation", operations[i].Operation.String()),
-				logger.String("options", operations[i].Options.String()),
-			)
+			defer func() {
+				e.logger.InfoContext(ctx, "Processing image",
+					slog.String("backend", e.backends[j].backend.String()),
+					slog.String("operation", operations[i].Operation.String()),
+					slog.String("options", operations[i].Options.String()),
+					slog.String("duration", time.Now().Sub(start).String()),
+				)
+			}()
 
-			processed, err = operate(e.backends[j].backend, output, operations[i].Operation, operations[i].Options)
+			processed, err = operate(ctx, e.backends[j].backend, output, operations[i].Operation, operations[i].Options)
 			if err == nil {
 				output.Source = processed
 				break
@@ -132,22 +136,22 @@ func (e Engine) Transform(output *image.ImageFile, operations []EngineOperation)
 	return output, err
 }
 
-func operate(b backend.Backend, img *image.ImageFile, operation Operation, options *backend.Options) ([]byte, error) {
+func operate(ctx context.Context, b backend.Backend, img *image.ImageFile, operation Operation, options *backend.Options) ([]byte, error) {
 	switch operation {
 	case Noop:
 		return img.Source, nil
 	case Flip:
-		return b.Flip(img, options)
+		return b.Flip(ctx, img, options)
 	case Rotate:
-		return b.Rotate(img, options)
+		return b.Rotate(ctx, img, options)
 	case Resize:
-		return b.Resize(img, options)
+		return b.Resize(ctx, img, options)
 	case Thumbnail:
-		return b.Thumbnail(img, options)
+		return b.Thumbnail(ctx, img, options)
 	case Fit:
-		return b.Fit(img, options)
+		return b.Fit(ctx, img, options)
 	case Flat:
-		return b.Flat(img, options)
+		return b.Flat(ctx, img, options)
 	default:
 		return nil, fmt.Errorf("Operation not found for %s", operation)
 	}
diff --git a/go.mod b/go.mod
index c8a369b8..aafcb4b2 100644
--- a/go.mod
+++ b/go.mod
@@ -25,9 +25,6 @@ require (
 	github.com/ulule/gokvstores v0.1.1-0.20221229151109-3bd12fb72ebe
 	github.com/ulule/gostorages v0.2.5-0.20230314124119-11134a4bce61
 	github.com/urfave/cli v1.22.10
-	go.uber.org/atomic v1.10.0 // indirect
-	go.uber.org/multierr v1.10.0 // indirect
-	go.uber.org/zap v1.24.0
 	golang.org/x/image v0.6.0
 	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/DATA-DOG/go-sqlmock.v1 v1.3.0 // indirect
@@ -35,7 +32,7 @@ require (
 )
 
 require (
-	github.com/gin-contrib/zap v0.1.0
+	github.com/google/uuid v1.3.0
 	github.com/prometheus/client_golang v1.14.0
 )
 
@@ -64,6 +61,7 @@ require (
 	github.com/jstemmer/go-junit-report v0.9.1 // indirect
 	github.com/k0kubun/colorstring v0.0.0-20150214042306-9440f1994b88 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
+	github.com/kr/pretty v0.3.0 // indirect
 	github.com/leodido/go-urn v1.2.4 // indirect
 	github.com/magiconair/properties v1.8.5 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
@@ -77,6 +75,7 @@ require (
 	github.com/prometheus/client_model v0.3.0 // indirect
 	github.com/prometheus/common v0.37.0 // indirect
 	github.com/prometheus/procfs v0.8.0 // indirect
+	github.com/rogpeppe/go-internal v1.8.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/spf13/afero v1.6.0 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
@@ -85,8 +84,6 @@ require (
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.11 // indirect
 	go.opencensus.io v0.23.0 // indirect
-	go.opentelemetry.io/otel v1.10.0 // indirect
-	go.opentelemetry.io/otel/trace v1.10.0 // indirect
 	golang.org/x/arch v0.3.0 // indirect
 	golang.org/x/crypto v0.9.0 // indirect
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616 // indirect
@@ -100,9 +97,10 @@ require (
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c // indirect
 	google.golang.org/grpc v1.38.0 // indirect
+	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
-go 1.19
+go 1.21
diff --git a/go.sum b/go.sum
index db09a1b7..e13273f2 100644
--- a/go.sum
+++ b/go.sum
@@ -53,8 +53,6 @@ github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmV
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/aws/aws-sdk-go v1.34.0 h1:brux2dRrlwCF5JhTL7MUT3WUwo9zfDHZZp3+g3Mvlmo=
 github.com/aws/aws-sdk-go v1.34.0/go.mod h1:5zCpMtNQVjRREroY7sYe8lOMRSxkhG6MZveU8YkpAk0=
-github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
-github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
@@ -112,11 +110,8 @@ github.com/getsentry/sentry-go v0.19.0/go.mod h1:y3+lGEFEFexZtpbG1GUE2WD/f9zGyKY
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
 github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
-github.com/gin-contrib/zap v0.1.0 h1:RMSFFJo34XZogV62OgOzvrlaMNmXrNxmJ3bFmMwl6Cc=
-github.com/gin-contrib/zap v0.1.0/go.mod h1:hvnZaPs478H1PGvRP8w89ZZbyJUiyip4ddiI/53WG3o=
 github.com/gin-gonic/contrib v0.0.0-20201101042839-6a891bf89f19 h1:J2LPEOcQmWaooBnBtUDV9KHFEnP5LYTZY03GiQ0oQBw=
 github.com/gin-gonic/contrib v0.0.0-20201101042839-6a891bf89f19/go.mod h1:iqneQ2Df3omzIVTkIfn7c1acsVnMGiSLn4XF5Blh3Yg=
-github.com/gin-gonic/gin v1.8.1/go.mod h1:ji8BvRH1azfM+SYow9zQ6SZMvR8qOMZHmsCuWR9tTTk=
 github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
 github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
 github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
@@ -131,18 +126,11 @@ github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
 github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
 github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
-github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/go-logr/logr v1.2.3/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
-github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
-github.com/go-playground/locales v0.14.0/go.mod h1:sawfccIbzZTqEDETgFXqTho0QybSa7l++s0DH+LDiLs=
 github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
-github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl+lu/H90nyDXpg0fqeB/AQUGNTVA=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
-github.com/go-playground/validator/v10 v10.10.0/go.mod h1:74x4gJWsvQexRdW8Pn3dXSGrTK4nAUsbPlLADvpJkos=
 github.com/go-playground/validator/v10 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
 github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
 github.com/go-redis/redis/v8 v8.11.5 h1:AcZZR7igkdvfVmQTPnu9WE37LRrO/YrBH5zWyjDC0oI=
@@ -150,7 +138,6 @@ github.com/go-redis/redis/v8 v8.11.5/go.mod h1:gREzHqY1hg6oD9ngVRbLStwAWKhA0FEgq
 github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0/go.mod h1:fyg7847qk6SyHyPtNmDHnmrv/HOrqktSC+C9fM+CJOE=
-github.com/goccy/go-json v0.9.7/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
@@ -200,7 +187,6 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/martian v2.1.0+incompatible h1:/CP5g8u/VJHijgedC/Legn3BAbAaWPgecwXBIDzw5no=
@@ -222,6 +208,8 @@ github.com/google/pprof v0.0.0-20210226084205-cbba55b83ad5/go.mod h1:kpwsk12EmLe
 github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
 github.com/googleapis/gax-go/v2 v2.0.5 h1:sjZBwGj9Jlw33ImPtvFviGYvseOtDM7hkSKB7+Tv3SM=
 github.com/googleapis/gax-go/v2 v2.0.5/go.mod h1:DWXyrwAJ9X0FpwwEdw+IPEYBICEFu5mhpdKc/us6bOk=
@@ -288,7 +276,6 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/leodido/go-urn v1.2.1/go.mod h1:zt4jvISO2HfUBqxjfIshjdMTYS56ZS/qv49ictyFfxY=
 github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
 github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
 github.com/lucasb-eyer/go-colorful v0.0.0-20180709185858-c7842319cf3a h1:B2QfFRl5yGVGGcyEVFzfdXlC1BBvszsIAsCeef2oD0k=
@@ -299,7 +286,6 @@ github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaO
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
 github.com/mattn/go-isatty v0.0.3/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
-github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
 github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
@@ -345,7 +331,6 @@ github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaR
 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
 github.com/pelletier/go-toml v1.9.3 h1:zeC5b1GviRUyKYd6OJPvBU/mcVDVoL1OhT17FCt5dSQ=
 github.com/pelletier/go-toml v1.9.3/go.mod h1:u1nR/EPcESfeI/szUZKdtJ0xRNbUoANCkoOuaOx1Y+c=
-github.com/pelletier/go-toml/v2 v2.0.1/go.mod h1:r9LEWfGN8R5k0VXJ+0BkIe7MYkRdwZOjgMj2KwnJFUo=
 github.com/pelletier/go-toml/v2 v2.0.8 h1:0ctb6s9mE31h0/lhu+J6OPmVeDxJn+kYnJc2jZR9tGQ=
 github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
 github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4=
@@ -441,8 +426,6 @@ github.com/thoas/stats v0.0.0-20160726120248-152b5d051953 h1:PD6HdaGc9tn2a8W/33z
 github.com/thoas/stats v0.0.0-20160726120248-152b5d051953/go.mod h1:GkZsNBOco11YY68OnXUARbSl26IOXXAeYf6ZKmSZR2M=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
-github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6M=
-github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY=
 github.com/ugorji/go/codec v1.2.11 h1:BMaWp1Bb6fHwEtbplGBGJ498wD+LKlNSl25MjdZY4dU=
 github.com/ugorji/go/codec v1.2.11/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
 github.com/ulule/gokvstores v0.1.1-0.20221229151109-3bd12fb72ebe h1:ayWYvm5FWr78c8RYS32fXoZ5DM+sn3ngVeE3CHY3beM=
@@ -468,22 +451,9 @@ go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
 go.opencensus.io v0.23.0 h1:gqCw0LfLxScz8irSi8exQc7fyQ0fKQU/qnC/X8+V/1M=
 go.opencensus.io v0.23.0/go.mod h1:XItmlyltB5F7CS4xOC1DcqMoFqwtC6OG2xF7mCv7P7E=
-go.opentelemetry.io/otel v1.10.0 h1:Y7DTJMR6zs1xkS/upamJYk0SxxN4C9AqRd77jmZnyY4=
-go.opentelemetry.io/otel v1.10.0/go.mod h1:NbvWjCthWHKBEUMpf0/v8ZRZlni86PpGFEMA9pnQSnQ=
-go.opentelemetry.io/otel/trace v1.10.0 h1:npQMbR8o7mum8uF95yFbOEJffhs1sbCOfDh8zAJiH5E=
-go.opentelemetry.io/otel/trace v1.10.0/go.mod h1:Sij3YYczqAdz+EhmGhE6TpTxUO5/F/AzrK+kxfGqySM=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
-go.uber.org/atomic v1.10.0 h1:9qC72Qh0+3MqyJbAn8YU5xVq1frD8bn3JtD2oXtafVQ=
-go.uber.org/atomic v1.10.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
-go.uber.org/goleak v1.1.11 h1:wy28qYRKZgnJTxGxvye5/wgWr1EKjmUDGYox5mGlRlI=
-go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
-go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
-go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.17.0/go.mod h1:MXVU+bhUf/A7Xi2HNOnopQOrmycQ5Ih87HtOu4q5SSo=
-go.uber.org/zap v1.23.0/go.mod h1:D+nX8jyLsMHMYrln8A0rJjFt/T/9/bGgIhAqxv5URuY=
-go.uber.org/zap v1.24.0 h1:FiJd5l1UOLj0wCgbSE0rwwXHzEdAZS6hiiSnxJN/D60=
-go.uber.org/zap v1.24.0/go.mod h1:2kMP+WWQ8aoFoedH3T2sq6iJ2yDWpHbP0f6MQbS9Gkg=
 golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/arch v0.3.0 h1:02VY4/ZcO/gBOH6PUaoiptASxtXU10jazRCP865E97k=
 golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
@@ -495,7 +465,6 @@ golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.9.0 h1:LF6fAI+IutBocDJ2OT0Q1g8plpYljMZ4+lty+dsqw3g=
 golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
@@ -673,8 +642,6 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
@@ -757,7 +724,6 @@ golang.org/x/tools v0.0.0-20210105154028-b0ab187a4818/go.mod h1:emZCQorbCU4vsT4f
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
 golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
@@ -871,7 +837,6 @@ google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGj
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
 google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/DATA-DOG/go-sqlmock.v1 v1.3.0 h1:FVCohIoYO7IJoDDVpV2pdq7SgrMH6wHnuTyrdrxJNoY=
diff --git a/image/factory.go b/image/factory.go
index 738d766c..8b13d8b2 100644
--- a/image/factory.go
+++ b/image/factory.go
@@ -12,10 +12,10 @@ import (
 )
 
 // FromURL retrieves an ImageFile from an url
-func FromURL(u *url.URL, userAgent string) (*ImageFile, error) {
+func FromURL(ctx context.Context, u *url.URL, userAgent string) (*ImageFile, error) {
 	storage := storagepkg.NewHTTPStorage(nil, http.NewClient(http.WithUserAgent(userAgent)))
 
-	content, err := storage.OpenFromURL(u)
+	content, err := storage.OpenFromURL(ctx, u)
 	if err != nil {
 		return nil, err
 	}
diff --git a/logger/config.go b/logger/config.go
index 29a95ef8..bec6bb07 100644
--- a/logger/config.go
+++ b/logger/config.go
@@ -1,23 +1,6 @@
 package logger
 
-const (
-	DevelopmentLevel = "development"
-	ProductionLevel  = "production"
-
-	// defaultLevel is the default logger level
-	defaultLevel = DevelopmentLevel
-)
-
-// Config is a struct to configure logger
 type Config struct {
-	Level string
-}
-
-// GetLevel returns the level of the logger
-func (l *Config) GetLevel() string {
-	if l.Level == "" {
-		return defaultLevel
-	}
-
-	return l.Level
+	Level       string `json:"level"`
+	ContextKeys []string
 }
diff --git a/logger/logger.go b/logger/logger.go
index c70dcfb9..4fefa075 100644
--- a/logger/logger.go
+++ b/logger/logger.go
@@ -1,70 +1,78 @@
 package logger
 
 import (
-	"time"
-
-	"go.uber.org/zap"
-	"go.uber.org/zap/zapcore"
+	"context"
+	"log/slog"
+	"os"
+	"strings"
 )
 
-type Field = zapcore.Field
-type ObjectEncoder = zapcore.ObjectEncoder
-
-func New(cfg Config) *zap.Logger {
-	var logger *zap.Logger
-	if cfg.GetLevel() == DevelopmentLevel {
-		logger, _ = NewDevelopmentLogger()
-	} else {
-		logger, _ = NewProductionLogger()
-	}
-
-	return logger
-}
-
-func String(k, v string) Field {
-	return zap.String(k, v)
-}
-
-func Duration(k string, d time.Duration) Field {
-	return zap.Duration(k, d)
-}
-
-func Float64(key string, val float64) Field {
-	return zap.Float64(key, val)
+type LogHandler struct {
+	level       slog.Leveler
+	sloghandler slog.Handler
+	contextKeys []string
 }
 
-func Time(key string, val time.Time) Field {
-	return zap.Time(key, val)
-}
-
-func Int(k string, i int) Field {
-	return zap.Int(k, i)
+func (h LogHandler) Handle(ctx context.Context, record slog.Record) error {
+	if !h.Enabled(ctx, record.Level) {
+		return nil
+	}
+	contextfields := getContextFields(ctx, h.contextKeys)
+	if len(contextfields) > 0 {
+		record.AddAttrs(contextfields...)
+	}
+	return h.sloghandler.Handle(ctx, record)
 }
 
-func Array(key string, val zapcore.ArrayMarshaler) Field {
-	return zap.Array(key, val)
+func (h LogHandler) WithAttrs(attrs []slog.Attr) slog.Handler {
+	return LogHandler{
+		level:       h.level,
+		sloghandler: h.sloghandler.WithAttrs(attrs),
+		contextKeys: h.contextKeys,
+	}
 }
 
-func Int64(k string, i int64) Field {
-	return zap.Int64(k, i)
+func (h LogHandler) WithGroup(name string) slog.Handler {
+	return &LogHandler{
+		sloghandler: h.sloghandler.WithGroup(name),
+	}
 }
 
-func Error(v error) Field {
-	return zap.Error(v)
+func (h LogHandler) Enabled(_ context.Context, level slog.Level) bool {
+	return level >= h.level.Level()
 }
 
-func Object(key string, val zapcore.ObjectMarshaler) Field {
-	return zap.Object(key, val)
+func getContextFields(ctx context.Context, keys []string) []slog.Attr {
+	var fields []slog.Attr
+	for _, k := range keys {
+		value := ctx.Value(k)
+		if value != nil {
+			fields = append(fields, slog.Any(k, value))
+		}
+	}
+	return fields
 }
 
-func NewProductionLogger() (*zap.Logger, error) {
-	return zap.NewProduction()
-}
+func New(cfg Config) *slog.Logger {
+	var level slog.Level
+	switch strings.ToLower(cfg.Level) {
+	case "debug":
+		level = slog.LevelDebug
+	case "info":
+		level = slog.LevelInfo
+	case "warning":
+		level = slog.LevelWarn
+	case "error":
+		level = slog.LevelError
+	default:
+		level = slog.LevelDebug
+	}
 
-func NewDevelopmentLogger() (*zap.Logger, error) {
-	return zap.NewDevelopment()
-}
+	var opts = slog.HandlerOptions{Level: level}
+	return slog.New(LogHandler{
+		contextKeys: cfg.ContextKeys,
+		level:       opts.Level,
+		sloghandler: slog.NewJSONHandler(os.Stderr, &opts),
+	})
 
-func NewNopLogger() (*zap.Logger, error) {
-	return zap.NewNop(), nil
 }
diff --git a/middleware/auth.go b/middleware/auth.go
index 197398be..b3b1d6cc 100644
--- a/middleware/auth.go
+++ b/middleware/auth.go
@@ -1,6 +1,7 @@
 package middleware
 
 import (
+	"github.com/thoas/picfit/signature"
 	"net/http"
 	"strconv"
 
@@ -8,7 +9,6 @@ import (
 
 	"github.com/thoas/go-funk"
 	"github.com/thoas/picfit/config"
-	"github.com/thoas/picfit/signature"
 )
 
 // Security wraps the request and confront sent parameters with secret key
diff --git a/middleware/log.go b/middleware/log.go
new file mode 100644
index 00000000..92696e4c
--- /dev/null
+++ b/middleware/log.go
@@ -0,0 +1,71 @@
+package middleware
+
+import (
+	"context"
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"github.com/google/uuid"
+	"github.com/thoas/picfit/config"
+	"github.com/thoas/picfit/constants"
+	"log/slog"
+	"runtime"
+	"time"
+)
+
+func NewLogger(cfg *config.Config, logger *slog.Logger) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		start := time.Now()
+		path := c.Request.URL.Path
+
+		requestID := uuid.New().String()
+		c.Header("X-Request-ID", requestID)
+		c.Request = c.Request.WithContext(context.WithValue(c.Request.Context(), constants.RequestIDCtx, requestID))
+
+		c.Next()
+
+		end := time.Now()
+		latency := end.Sub(start)
+
+		attributes := []slog.Attr{
+			slog.Int("status", c.Writer.Status()),
+			slog.String("method", c.Request.Method),
+			slog.Any("params", c.Request.URL.Query()),
+			slog.String("path", path),
+			slog.String("ip", c.ClientIP()),
+			slog.String("latency", latency.String()),
+			slog.String("user-agent", c.Request.UserAgent()),
+			slog.Time("time", end.UTC()),
+		}
+
+		if len(c.Errors) > 0 {
+			for _, e := range c.Errors.Errors() {
+				logger.LogAttrs(c.Request.Context(), slog.LevelError, e, attributes...)
+			}
+		} else {
+			logger.LogAttrs(c.Request.Context(), slog.LevelInfo, path, attributes...)
+		}
+		if cfg.Debug {
+			logMemStats(c.Request.Context(), logger)
+
+		}
+	}
+}
+
+func logMemStats(ctx context.Context, logger *slog.Logger) {
+	var m runtime.MemStats
+	runtime.ReadMemStats(&m)
+
+	attributes := []slog.Attr{
+		slog.String("alloc", fmt.Sprintf("%v MiB", bToMb(m.Alloc))),
+		slog.String("heap-alloc", fmt.Sprintf("%v MiB", bToMb(m.HeapAlloc))),
+		slog.String("total-alloc", fmt.Sprintf("%v MiB", bToMb(m.TotalAlloc))),
+		slog.String("sys", fmt.Sprintf("%v MiB", bToMb(m.Sys))),
+		slog.String("numgc", fmt.Sprintf("%v", m.NumGC)),
+		slog.Int("total-goroutine", runtime.NumGoroutine()),
+	}
+	logger.LogAttrs(ctx, slog.LevelInfo, "memory stats", attributes...)
+}
+
+func bToMb(b uint64) uint64 {
+	return b / 1024 / 1024
+}
diff --git a/middleware/metrics.go b/middleware/metrics.go
new file mode 100644
index 00000000..1f034a76
--- /dev/null
+++ b/middleware/metrics.go
@@ -0,0 +1,31 @@
+package middleware
+
+import (
+	"fmt"
+	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func MetricsMiddlewares(c *gin.Context) {
+	c.Next()
+	customMetrics.histogram.WithLabelValues(
+		c.Request.Method,
+		c.Request.URL.String(),
+		fmt.Sprint(c.Writer.Status()))
+
+}
+
+var customMetrics = newMetrics()
+
+func newMetrics() *metrics {
+	return &metrics{
+		histogram: prometheus.NewHistogramVec(
+			prometheus.HistogramOpts{Name: "http_request"},
+			[]string{"http_method", "http_route", "http_status_code"},
+		),
+	}
+}
+
+type metrics struct{ histogram *prometheus.HistogramVec }
+
+func init() { prometheus.MustRegister(customMetrics.histogram) }
diff --git a/picfit.go b/picfit.go
index e4f2403f..a0e6a430 100644
--- a/picfit.go
+++ b/picfit.go
@@ -2,6 +2,8 @@ package picfit
 
 import (
 	"context"
+	"github.com/thoas/picfit/constants"
+	"log/slog"
 
 	"github.com/thoas/picfit/config"
 	"github.com/thoas/picfit/engine"
@@ -12,25 +14,26 @@ import (
 
 // NewProcessor returns a Processor instance from a config.Config instance
 func NewProcessor(ctx context.Context, cfg *config.Config) (*Processor, error) {
+	cfg.Logger.ContextKeys = []string{constants.RequestIDCtx}
 	log := logger.New(cfg.Logger)
 
 	sourceStorage, destinationStorage, err := storage.New(ctx,
-		log.With(logger.String("logger", "storage")), cfg.Storage)
+		log.With(slog.String("logger", "storage")), cfg.Storage)
 	if err != nil {
 		return nil, err
 	}
 
 	s, err := store.New(ctx,
-		log.With(logger.String("logger", "store")),
+		log.With(slog.String("logger", "store")),
 		cfg.KVStore)
 	if err != nil {
 		return nil, err
 	}
 
-	e := engine.New(*cfg.Engine, log.With(logger.String("logger", "engine")))
+	e := engine.New(*cfg.Engine, log.With(slog.String("logger", "engine")))
 
-	log.Info("Image engine configured",
-		logger.String("engine", e.String()))
+	log.InfoContext(ctx, "Image engine configured",
+		slog.String("engine", e.String()))
 
 	return &Processor{
 		Logger: log,
diff --git a/processor.go b/processor.go
index 348ba098..bf725edf 100644
--- a/processor.go
+++ b/processor.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"log/slog"
 	"net/url"
 	"os"
 	filepathpkg "path/filepath"
@@ -16,20 +17,18 @@ import (
 	"github.com/thoas/picfit/storage"
 	"github.com/thoas/picfit/util"
 	"github.com/ulule/gostorages"
-	"go.uber.org/zap"
 
 	"github.com/thoas/picfit/config"
 	"github.com/thoas/picfit/engine"
 	"github.com/thoas/picfit/failure"
 	"github.com/thoas/picfit/hash"
 	"github.com/thoas/picfit/image"
-	"github.com/thoas/picfit/logger"
 	"github.com/thoas/picfit/payload"
 	"github.com/thoas/picfit/store"
 )
 
 type Processor struct {
-	Logger *zap.Logger
+	Logger *slog.Logger
 
 	config             *config.Config
 	destinationStorage storage.Storage
@@ -61,15 +60,15 @@ func (p *Processor) Upload(ctx context.Context, payload *payload.Multipart) (*im
 }
 
 // Store stores an image file with the defined filepath
-func (p *Processor) Store(ctx context.Context, log *zap.Logger, filepath string, i *image.ImageFile) error {
+func (p *Processor) Store(ctx context.Context, log *slog.Logger, filepath string, i *image.ImageFile) error {
 	starttime := time.Now()
 	if err := i.Save(ctx); err != nil {
 		return err
 	}
 
 	endtime := time.Now()
-	log.Info("Save file to storage",
-		logger.Duration("duration", endtime.Sub(starttime)),
+	log.InfoContext(ctx, "Save file to storage",
+		slog.String("duration", endtime.Sub(starttime).String()),
 	)
 
 	starttime = time.Now()
@@ -82,8 +81,8 @@ func (p *Processor) Store(ctx context.Context, log *zap.Logger, filepath string,
 		strings.ToLower(filepathpkg.Ext(filepath)),
 	).Observe(endtime.Sub(starttime).Seconds())
 
-	log.Info("Save key to store",
-		logger.Duration("duration", endtime.Sub(starttime)),
+	log.InfoContext(ctx, "Save key to store",
+		slog.String("duration", endtime.Sub(starttime).String()),
 	)
 
 	// Write children info only when we actually want to be able to delete things.
@@ -96,9 +95,9 @@ func (p *Processor) Store(ctx context.Context, log *zap.Logger, filepath string,
 			return err
 		}
 
-		log.Info("Put key into set in store",
-			logger.String("set", parentKey),
-			logger.String("value", filepath),
+		log.InfoContext(ctx, "Put key into set in store",
+			slog.String("set", parentKey),
+			slog.String("value", filepath),
 		)
 	}
 
@@ -132,20 +131,20 @@ func (p *Processor) DeleteChild(ctx context.Context, key string) error {
 		return errors.Wrapf(err, "unable to delete key %s", key)
 	}
 
-	p.Logger.Info("Deleting child",
-		logger.String("key", key))
+	p.Logger.InfoContext(ctx, "Deleting child",
+		slog.String("key", key))
 
 	return nil
 }
 
 // Delete removes a file from store and storage
 func (p *Processor) Delete(ctx context.Context, filepath string) error {
-	p.Logger.Info("Deleting file on source storage",
-		logger.String("file", filepath))
+	p.Logger.InfoContext(ctx, "Deleting file on source storage",
+		slog.String("file", filepath))
 
 	if !p.FileExists(ctx, filepath) {
-		p.Logger.Info("File does not exist anymore on source storage",
-			logger.String("file", filepath))
+		p.Logger.InfoContext(ctx, "File does not exist anymore on source storage",
+			slog.String("file", filepath))
 
 		return errors.Wrapf(failure.ErrFileNotExists, "unable to delete, file does not exist: %s", filepath)
 	}
@@ -165,9 +164,9 @@ func (p *Processor) Delete(ctx context.Context, filepath string) error {
 	}
 
 	if !exists {
-		p.Logger.Info("Children key does not exist in set",
-			logger.String("key", childrenKey),
-			logger.String("set", parentKey))
+		p.Logger.InfoContext(ctx, "Children key does not exist in set",
+			slog.String("key", childrenKey),
+			slog.String("set", parentKey))
 
 		return nil
 	}
@@ -179,8 +178,8 @@ func (p *Processor) Delete(ctx context.Context, filepath string) error {
 	}
 
 	if children == nil {
-		p.Logger.Info("No children to delete in set",
-			logger.String("set", parentKey))
+		p.Logger.InfoContext(ctx, "No children to delete in set",
+			slog.String("set", parentKey))
 
 		return nil
 	}
@@ -198,8 +197,8 @@ func (p *Processor) Delete(ctx context.Context, filepath string) error {
 	}
 
 	// Delete them right away, we don't care about them anymore.
-	p.Logger.Info("Delete set %s",
-		logger.String("set", childrenKey))
+	p.Logger.InfoContext(ctx, "Delete set %s",
+		slog.String("set", childrenKey))
 
 	err = p.store.Delete(ctx, childrenKey)
 	if err != nil {
@@ -216,7 +215,7 @@ func (p *Processor) ProcessContext(c *gin.Context, opts ...Option) (*image.Image
 		force    = c.Query("force")
 		options  = newOptions(opts...)
 		ctx      = c.Request.Context()
-		log      = p.Logger.With(logger.String("key", storeKey))
+		log      = p.Logger.With(slog.String("key", storeKey))
 	)
 
 	modifiedSince := c.Request.Header.Get("If-Modified-Since")
@@ -227,8 +226,8 @@ func (p *Processor) ProcessContext(c *gin.Context, opts ...Option) (*image.Image
 		}
 
 		if exists {
-			log.Info("Key already exists on store, file not modified",
-				logger.String("modified-since", modifiedSince))
+			log.InfoContext(ctx, "Key already exists on store, file not modified",
+				slog.String("modified-since", modifiedSince))
 
 			return nil, failure.ErrFileNotModified
 		}
@@ -247,8 +246,8 @@ func (p *Processor) ProcessContext(c *gin.Context, opts ...Option) (*image.Image
 				return nil, err
 			}
 
-			log.Info("Key found in store",
-				logger.String("filepath", filepath))
+			log.InfoContext(ctx, "Key found in store",
+				slog.String("filepath", filepath))
 
 			starttime := time.Now()
 			img, err := p.fileFromStorage(ctx, storeKey, filepath, options.Load)
@@ -263,10 +262,10 @@ func (p *Processor) ProcessContext(c *gin.Context, opts ...Option) (*image.Image
 
 			filesize := util.ByteCountDecimal(int64(len(img.Content())))
 			endtime := time.Now()
-			log.Info("Image retrieved from storage",
-				logger.Duration("duration", endtime.Sub(starttime)),
-				logger.String("size", filesize),
-				logger.String("image", img.Filepath))
+			log.InfoContext(ctx, "Image retrieved from storage",
+				slog.String("duration", endtime.Sub(starttime).String()),
+				slog.String("size", filesize),
+				slog.String("image", img.Filepath))
 
 			defaultMetrics.histogram.WithLabelValues(
 				"load",
@@ -278,9 +277,9 @@ func (p *Processor) ProcessContext(c *gin.Context, opts ...Option) (*image.Image
 
 		// Image not found from the Store, we need to process it
 		// URL available in Query String
-		log.Info("Key not found in store")
+		log.InfoContext(ctx, "Key not found in store")
 	} else {
-		log.Info("Force activated, key will be re-processed")
+		log.InfoContext(ctx, "Force activated, key will be re-processed")
 	}
 
 	return p.processImage(c, storeKey)
@@ -313,7 +312,7 @@ func (p *Processor) processImage(c *gin.Context, storeKey string) (*image.ImageF
 		filepath string
 		err      error
 		ctx      = c.Request.Context()
-		log      = p.Logger.With(logger.String("key", storeKey))
+		log      = p.Logger.With(slog.String("key", storeKey))
 	)
 
 	file := &image.ImageFile{
@@ -326,7 +325,7 @@ func (p *Processor) processImage(c *gin.Context, storeKey string) (*image.ImageF
 	starttime := time.Now()
 	u, exists := c.Get("url")
 	if exists {
-		file, err = image.FromURL(u.(*url.URL), p.config.Options.DefaultUserAgent)
+		file, err = image.FromURL(ctx, u.(*url.URL), p.config.Options.DefaultUserAgent)
 	} else {
 		// URL provided we use http protocol to retrieve it
 		filepath = qs["path"].(string)
@@ -349,12 +348,12 @@ func (p *Processor) processImage(c *gin.Context, storeKey string) (*image.ImageF
 	filesize := util.ByteCountDecimal(int64(len(file.Content())))
 
 	log = log.With(
-		logger.String("image", file.Filepath),
-		logger.String("size", filesize),
+		slog.String("image", file.Filepath),
+		slog.String("size", filesize),
 	)
 
-	log.Info("Retrieved image to process from storage",
-		logger.Duration("duration", endtime.Sub(starttime)))
+	log.InfoContext(ctx, "Retrieved image to process from storage",
+		slog.String("duration", endtime.Sub(starttime).String()))
 
 	parameters, err := p.NewParameters(ctx, file, qs)
 	if err != nil {
@@ -362,7 +361,7 @@ func (p *Processor) processImage(c *gin.Context, storeKey string) (*image.ImageF
 	}
 
 	starttime = time.Now()
-	file, err = p.engine.Transform(parameters.output, parameters.operations)
+	file, err = p.engine.Transform(ctx, parameters.output, parameters.operations)
 	if err != nil {
 		return nil, errors.Wrap(err, "unable to process image")
 	}
@@ -380,12 +379,12 @@ func (p *Processor) processImage(c *gin.Context, storeKey string) (*image.ImageF
 	file.Headers["ETag"] = storeKey
 
 	log = log.With(
-		logger.String("image", file.Filepath),
-		logger.String("size", filesize),
+		slog.String("image", file.Filepath),
+		slog.String("size", filesize),
 	)
 
-	log.Info("Image processed",
-		logger.Duration("duration", endtime.Sub(starttime)))
+	log.InfoContext(ctx, "Image processed",
+		slog.String("duration", endtime.Sub(starttime).String()))
 
 	if err := p.Store(ctx, log, filepath, file); err != nil {
 		return nil, errors.Wrapf(err, "unable to store processed image: %s", filepath)
diff --git a/server/http.go b/server/http.go
index 933a7547..98631b38 100644
--- a/server/http.go
+++ b/server/http.go
@@ -11,11 +11,9 @@ import (
 
 	"github.com/getsentry/sentry-go"
 	sentrygin "github.com/getsentry/sentry-go/gin"
-	ginzap "github.com/gin-contrib/zap"
-	"github.com/prometheus/client_golang/prometheus/promhttp"
-
 	"github.com/gin-gonic/contrib/cors"
 	"github.com/gin-gonic/gin"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
 	"github.com/thoas/picfit"
 	"github.com/thoas/picfit/config"
 	"github.com/thoas/picfit/failure"
@@ -68,7 +66,8 @@ func (s *HTTPServer) Init() error {
 		router.Use(gin.Recovery())
 	}
 
-	router.Use(ginzap.Ginzap(s.processor.Logger, time.RFC3339, true))
+	router.Use(middleware.NewLogger(s.config, s.processor.Logger))
+	router.Use(middleware.MetricsMiddlewares)
 
 	if s.config.Sentry != nil {
 		if err := sentry.Init(sentry.ClientOptions{
diff --git a/storage/http.go b/storage/http.go
index 4f367dfa..fcc0ba1f 100644
--- a/storage/http.go
+++ b/storage/http.go
@@ -44,12 +44,12 @@ func (s *HTTPStorage) Open(ctx context.Context, filepath string) (io.ReadCloser,
 		return nil, err
 	}
 
-	return s.OpenFromURL(u)
+	return s.OpenFromURL(ctx, u)
 }
 
 // OpenFromURL retrieves bytes from an url
-func (s *HTTPStorage) OpenFromURL(u *url.URL) (io.ReadCloser, error) {
-	req, err := http.NewRequestWithContext(context.Background(), "GET", u.String(), nil)
+func (s *HTTPStorage) OpenFromURL(ctx context.Context, u *url.URL) (io.ReadCloser, error) {
+	req, err := http.NewRequestWithContext(ctx, "GET", u.String(), nil)
 	if err != nil {
 		return nil, err
 	}
diff --git a/storage/storage.go b/storage/storage.go
index 5264152b..d39d4b1a 100644
--- a/storage/storage.go
+++ b/storage/storage.go
@@ -3,6 +3,7 @@ package storage
 import (
 	"context"
 	"fmt"
+	"log/slog"
 	"path"
 	"strings"
 
@@ -11,9 +12,6 @@ import (
 	fsstorage "github.com/ulule/gostorages/fs"
 	gcstorage "github.com/ulule/gostorages/gcs"
 	s3storage "github.com/ulule/gostorages/s3"
-	"go.uber.org/zap"
-
-	"github.com/thoas/picfit/logger"
 )
 
 const (
@@ -49,12 +47,12 @@ func (s *Storage) Path(filepath string) string {
 }
 
 // New return destination and source storages from config
-func New(ctx context.Context, log *zap.Logger, cfg *Config) (*Storage, *Storage, error) {
+func New(ctx context.Context, log *slog.Logger, cfg *Config) (*Storage, *Storage, error) {
 	if cfg == nil {
 		storage := &Storage{Storage: &DummyStorage{}}
 
-		log.Info("Source storage configured",
-			logger.String("type", "dummy"))
+		log.InfoContext(ctx, "Source storage configured",
+			slog.String("type", "dummy"))
 
 		return storage, storage, nil
 	}
@@ -71,13 +69,13 @@ func New(ctx context.Context, log *zap.Logger, cfg *Config) (*Storage, *Storage,
 			return nil, nil, err
 		}
 
-		log.Info("Source storage configured",
-			logger.String("type", cfg.Source.Type))
+		log.InfoContext(ctx, "Source storage configured",
+			slog.String("type", cfg.Source.Type))
 	}
 
 	if cfg.Destination == nil {
-		log.Info("Destination storage not set, source storage will be used",
-			logger.String("type", cfg.Source.Type))
+		log.InfoContext(ctx, "Destination storage not set, source storage will be used",
+			slog.String("type", cfg.Source.Type))
 
 		return &Storage{
 				Storage: sourceStorage,
@@ -93,8 +91,8 @@ func New(ctx context.Context, log *zap.Logger, cfg *Config) (*Storage, *Storage,
 		return nil, nil, err
 	}
 
-	log.Info("Destination storage configured",
-		logger.String("type", cfg.Destination.Type))
+	log.InfoContext(ctx, "Destination storage configured",
+		slog.String("type", cfg.Destination.Type))
 
 	return &Storage{
 			Storage: sourceStorage,
diff --git a/store/store.go b/store/store.go
index 1a5ede8a..4af7b988 100644
--- a/store/store.go
+++ b/store/store.go
@@ -3,15 +3,13 @@ package store
 import (
 	"context"
 	"fmt"
+	"log/slog"
 	"net"
 	"net/url"
 	"strconv"
 	"time"
 
 	"github.com/ulule/gokvstores"
-	"go.uber.org/zap"
-
-	"github.com/thoas/picfit/logger"
 )
 
 type Store gokvstores.KVStore
@@ -62,13 +60,13 @@ func getHostPortWithDefaults(u *url.URL) (string, string) {
 }
 
 // New returns a KVStore from config
-func New(ctx context.Context, log *zap.Logger, cfg *Config) (gokvstores.KVStore, error) {
+func New(ctx context.Context, log *slog.Logger, cfg *Config) (gokvstores.KVStore, error) {
 	if cfg == nil {
 		return gokvstores.DummyStore{}, nil
 	}
 
-	log.Info("KVStore configured",
-		logger.String("type", cfg.Type))
+	log.InfoContext(ctx, "KVStore configured",
+		slog.String("type", cfg.Type))
 
 	switch cfg.Type {
 	case dummyKVStoreType: