diff --git a/backend/api/auth.go b/backend/api/auth.go
index aaf8363..a1444fb 100644
--- a/backend/api/auth.go
+++ b/backend/api/auth.go
@@ -1,17 +1,16 @@
-package api 
+package api
 
 import (
 	"context"
 	"encoding/json"
 	"fmt"
 	"io"
-	"log"
 	"net/http"
 	"strings"
 	"time"
 
-	"github.com/golang-jwt/jwt/v5"
 	core "fr.latosa-escrima/api/core"
+	"github.com/golang-jwt/jwt/v5"
 )
 
 var MySigningKey = []byte("COUCOU")
@@ -28,21 +27,37 @@ type Claims struct {
 
 func HandleLogin(w http.ResponseWriter, r *http.Request) {
 	if r.Method != http.MethodPost {
-		log.Fatal("Not post method")
+		core.JSONError{
+			Status:  core.Error,
+			Message: "Method is not allowed",
+		}.Respond(w, http.StatusMethodNotAllowed)
+		return
 	}
 
 	if r.Body == nil {
-		log.Fatal("No body")
+		core.JSONError{
+			Status:  core.Error,
+			Message: "No body has been provided.",
+		}.Respond(w, http.StatusNoContent)
+		return
 	}
 
 	body, err := io.ReadAll(r.Body)
 	if err != nil {
-		log.Fatal(err)
+		core.JSONError{
+			Status:  core.Error,
+			Message: err.Error(),
+		}.Respond(w, http.StatusNoContent)
+		return
 	}
 	var login LoginInformation
 	err = json.Unmarshal(body, &login)
 	if err != nil {
-		log.Fatal(err)
+		core.JSONError{
+			Status:  core.Error,
+			Message: err.Error(),
+		}.Respond(w, http.StatusNoContent)
+		return
 	}
 
 	var user core.User
@@ -53,7 +68,11 @@ func HandleLogin(w http.ResponseWriter, r *http.Request) {
 		Scan(context.Background())
 
 	if err != nil {
-		log.Fatal(err)
+		core.JSONError{
+			Status:  core.Error,
+			Message: err.Error(),
+		}.Respond(w, http.StatusNoContent)
+		return
 	}
 
 	claims := Claims{
@@ -69,10 +88,18 @@ func HandleLogin(w http.ResponseWriter, r *http.Request) {
 	token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
 	signed, err := token.SignedString([]byte("hello"))
 	if err != nil {
-		log.Fatal(err)
+		core.JSONError{
+			Status:  core.Error,
+			Message: err.Error(),
+		}.Respond(w, http.StatusNoContent)
+		return
 	}
 
-	fmt.Println(signed)
+	core.JSONSuccess{
+		Status:  core.Success,
+		Message: "JWT Created",
+		Data:    map[string]string{"jwt": signed},
+	}.Respond(w, http.StatusCreated)
 }
 
 func AuthJWT(next http.Handler) http.Handler {
@@ -81,8 +108,8 @@ func AuthJWT(next http.Handler) http.Handler {
 		fmt.Println("Coucou")
 		authHeader := r.Header.Get("Authorization")
 		if authHeader == "" {
-			JSONError{
-				Status:  Error,
+			core.JSONError{
+				Status:  core.Error,
 				Message: "Missing Authorization header",
 			}.Respond(w, http.StatusUnauthorized)
 			return
@@ -91,8 +118,8 @@ func AuthJWT(next http.Handler) http.Handler {
 		// Bearer token is expected, so split the header into "Bearer <token>"
 		tokenString := strings.TrimPrefix(authHeader, "Bearer ")
 		if tokenString == authHeader {
-			JSONError{
-				Status:  Error,
+			core.JSONError{
+				Status:  core.Error,
 				Message: "Invalid Authorization header format",
 			}.Respond(w, http.StatusUnauthorized)
 			return
@@ -108,8 +135,8 @@ func AuthJWT(next http.Handler) http.Handler {
 		})
 
 		if err != nil || !token.Valid {
-			JSONError{
-				Status:  Error,
+			core.JSONError{
+				Status:  core.Error,
 				Message: "Invalid Token",
 			}.Respond(w, http.StatusUnauthorized)
 			return
diff --git a/backend/router.go b/backend/api/core/router.go
similarity index 99%
rename from backend/router.go
rename to backend/api/core/router.go
index 3b73316..95a445d 100644
--- a/backend/router.go
+++ b/backend/api/core/router.go
@@ -1,4 +1,4 @@
-package main
+package core
 
 import (
 	"net/http" 
diff --git a/backend/api/core/schemas.go b/backend/api/core/schemas.go
index f31d594..a9a937b 100644
--- a/backend/api/core/schemas.go
+++ b/backend/api/core/schemas.go
@@ -3,8 +3,8 @@ package core
 import (
 	"context"
 	"database/sql"
-	"time"
 	"fmt"
+	"time"
 
 	"github.com/google/uuid"
 	"github.com/uptrace/bun"
diff --git a/backend/main.go b/backend/main.go
index c6656ea..4e2a266 100644
--- a/backend/main.go
+++ b/backend/main.go
@@ -2,15 +2,15 @@ package main
 
 import (
 	"fmt"
+	"github.com/joho/godotenv"
 	"log"
 	"net/http"
 	"os"
-	"github.com/joho/godotenv"
 
 	_ "github.com/lib/pq"
-	
+
 	api "fr.latosa-escrima/api"
-	schemas "fr.latosa-escrima/api/core"
+	"fr.latosa-escrima/api/core"
 )
 
 func handler(w http.ResponseWriter, r *http.Request) {
@@ -28,29 +28,25 @@ func main() {
 		port = os.Getenv("BACKEND_PORT")
 	}
 
-	dsn := schemas.DSN{
+	dsn := core.DSN{
 		Hostname: "localhost",
 		Port:     os.Getenv("POSTGRES_PORT"),
 		DBName:   os.Getenv("POSTGRES_DB"),
 		User:     os.Getenv("POSTGRES_USER"),
 		Password: os.Getenv("POSTGRES_PASSWORD"),
 	}
-	schemas.DB, err = schemas.InitDatabase(dsn)
+	core.DB, err = core.InitDatabase(dsn)
 	if err != nil {
 		log.Fatal(err)
 	}
 
 	mux := http.NewServeMux()
 
-	HandleRoutes(mux, map[string]Handler{
-		"/":            { handler, nil},
-		"/users/login": { api.HandleLogin, nil},
-		"/users/new":   { api.HandleCreateUser, api.AuthJWT},
-		// "/blogs":		{ api.HandleGetBlogs, nil},
-		"/blogs/new":	{ api.HandleCreateBlog, nil},
-		"/blogs/{uuid}": { api.HandleGetBlog, nil},
-		// "/events": { api.HandleGetEvents, api.AuthJWT },
-		// "/events/new": { api.HandleCreateEvents, api.AuthJWT }
+	core.HandleRoutes(mux, map[string]core.Handler{
+		"/":             {Handler: handler, Middleware: nil},
+		"/users/login":  {Handler: api.HandleLogin, Middleware: nil},
+		"/blogs/new":    {Handler: api.HandleCreateBlog, Middleware: nil},
+		"/blogs/{uuid}": {Handler: api.HandleGetBlog, Middleware: nil},
 	})
 
 	fmt.Printf("Serving on port %s\n", port)