diff --git a/apps/backend/db_handler.go b/apps/backend/db_handler.go
index 2cebe91..841e8bd 100644
--- a/apps/backend/db_handler.go
+++ b/apps/backend/db_handler.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"backend/dbhelpers"
+	"backend/typedefs"
 	"context"
 	"fmt"
 	"log/slog"
@@ -61,16 +62,16 @@ func (h *DbHandler) GetActiveAnnunci() []string {
 	return annunci
 }
 
-func (h *DbHandler) GetAllAnnunci() []AnnunciDB {
+func (h *DbHandler) GetAllAnnunci() []typedefs.AnnunciDB {
 	//var annuncio AnnunciDB
-	var annunci []AnnunciDB
+	var annunci []typedefs.AnnunciDB
 
 	pgxscan.Select(h.Ctx, h.Dbpool, &annunci, "SELECT * FROM public.annunci")
 	return annunci
 
 }
 
-func (h *DbHandler) InsertAnnunciInDB(annunci AnnunciParsed) {
+func (h *DbHandler) InsertAnnunciInDB(annunci typedefs.AnnunciParsed) {
 
 	//SET ALL WEB TO FALSE
 	_, err := h.Dbpool.Exec(h.Ctx, "UPDATE public.annunci SET web = false")
@@ -243,7 +244,7 @@ func (h *DbHandler) ClearRecords() {
 	}
 }
 
-func (h *DbHandler) SetFromBkp(annunci AnnunciParsed) {
+func (h *DbHandler) SetFromBkp(annunci typedefs.AnnunciParsed) {
 	h.ClearRecords()
 
 	batch := &pgx.Batch{}
diff --git a/apps/backend/from_bkp.go b/apps/backend/from_bkp.go
index d5c57b6..e1fa8d6 100644
--- a/apps/backend/from_bkp.go
+++ b/apps/backend/from_bkp.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"backend/typedefs"
 	"encoding/xml"
 	"fmt"
 	"io"
@@ -10,7 +11,7 @@ import (
 	"time"
 )
 
-func From_Backup() XmlBkp {
+func From_Backup() typedefs.XmlBkp {
 	//open the bkp.xml file
 	xmlFile, err := os.Open("bkp.xml")
 	if err != nil {
@@ -22,18 +23,18 @@ func From_Backup() XmlBkp {
 	if err != nil {
 		fmt.Println(err)
 	}
-	var miogest XmlBkp
+	var miogest typedefs.XmlBkp
 	xml.Unmarshal(byteValue, &miogest)
 	return miogest
 
 }
 
-func ParseUpdateBkp() AnnunciParsed {
+func ParseUpdateBkp() typedefs.AnnunciParsed {
 
 	miogest := From_Backup()
 
-	var AnnunciArray AnnunciParsed
-	extractedData := make(chan AnnuncioParsed)
+	var AnnunciArray typedefs.AnnunciParsed
+	extractedData := make(chan typedefs.AnnuncioParsed)
 	defaultCaratteristiche := Miogest.GetCaratteristiche()
 	defaultCategorie := Miogest.GetCategorie()
 
@@ -59,9 +60,9 @@ func ParseUpdateBkp() AnnunciParsed {
 	return AnnunciArray
 }
 
-func extractData_bkp(annuncio AnnuncioBKP, extractedData chan AnnuncioParsed, defaultCaratteristiche ListaCaratteristiche, defaultCategorie []Categoria) {
+func extractData_bkp(annuncio typedefs.AnnuncioBKP, extractedData chan typedefs.AnnuncioParsed, defaultCaratteristiche typedefs.ListaCaratteristiche, defaultCategorie []typedefs.Categoria) {
 
-	var tmp AnnuncioParsed = AnnuncioParsed{}
+	var tmp typedefs.AnnuncioParsed = typedefs.AnnuncioParsed{}
 
 	codice := RemoveWhitespace(GetStringValue(annuncio.Codice))
 	tmp.Codice = codice
diff --git a/apps/backend/image_handler.go b/apps/backend/image_handler.go
index f916a6e..7b9b1be 100644
--- a/apps/backend/image_handler.go
+++ b/apps/backend/image_handler.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"backend/typedefs"
 	"fmt"
 	"log"
 	"os"
@@ -17,9 +18,9 @@ func NewImageRefManager() *ImageRefManager {
 	return &ImageRefManager{}
 }
 
-func (i *ImageRefManager) GetImagesRef() ([]MiogestImagesRef_Table, error) {
+func (i *ImageRefManager) GetImagesRef() ([]typedefs.MiogestImagesRef_Table, error) {
 
-	var images []MiogestImagesRef_Table
+	var images []typedefs.MiogestImagesRef_Table
 
 	err := pgxscan.Select(Db.Ctx, Db.Dbpool, &images, "SELECT * FROM public.miogest_images_ref")
 	if err != nil {
@@ -29,7 +30,7 @@ func (i *ImageRefManager) GetImagesRef() ([]MiogestImagesRef_Table, error) {
 	return images, nil
 }
 
-func (i *ImageRefManager) InsertImagesRef(annunci *AnnunciXML) error {
+func (i *ImageRefManager) InsertImagesRef(annunci *typedefs.AnnunciXML) error {
 
 	batch := &pgx.Batch{}
 
@@ -48,7 +49,7 @@ func (i *ImageRefManager) InsertImagesRef(annunci *AnnunciXML) error {
 	return nil
 }
 
-func (i *ImageRefManager) FindIsUpdate(annunci *AnnunciXML) ([]string, error) {
+func (i *ImageRefManager) FindIsUpdate(annunci *typedefs.AnnunciXML) ([]string, error) {
 	r, err := i.GetImagesRef()
 	if err != nil {
 		return nil, err
diff --git a/apps/backend/storage.go b/apps/backend/storage.go
index a43f54b..ee53f78 100644
--- a/apps/backend/storage.go
+++ b/apps/backend/storage.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"backend/typedefs"
 	"errors"
 	"fmt"
 	"log"
@@ -85,7 +86,7 @@ func RemoveFromDb(ref string) error {
 
 func RemoveExpired() error {
 	//get all expired files
-	var items_db []Storageindex
+	var items_db []typedefs.Storageindex
 	err := pgxscan.Select(Db.Ctx, Db.Dbpool, &items_db, "SELECT * FROM public.storageindex WHERE expires_at is not null and expires_at < NOW()")
 	if err != nil {
 		return fmt.Errorf("failed to get expired items: %w", err)