fix: updated handlers to use new DecodeJSON generic function

internal/api/request/auth.go

@@ -1,11 +1,5 @@
 package request
 
-import (
-	"encoding/json"
-	"fmt"
-	"net/http"
-)
-
 type LoginPayload struct {
 	Email    string `json:"email"`
 	Password string `json:"password"`
@@ -14,29 +8,3 @@ type LoginPayload struct {
 type RefreshPayload struct {
 	RefreshToken string `json:"refresh_token"`
 }
-
-func DecodeLogin(r *http.Request) (LoginPayload, error) {
-	var payload LoginPayload
-
-	decoder := json.NewDecoder(r.Body)
-	decoder.DisallowUnknownFields()
-
-	if err := decoder.Decode(&payload); err != nil {
-		return payload, fmt.Errorf("error decoding login payload: %w", err)
-	}
-
-	return payload, nil
-}
-
-func DecodeRefresh(r *http.Request) (RefreshPayload, error) {
-	var payload RefreshPayload
-
-	decoder := json.NewDecoder(r.Body)
-	decoder.DisallowUnknownFields()
-
-	if err := decoder.Decode(&payload); err != nil {
-		return payload, fmt.Errorf("error decoding refresh payload: %w", err)
-	}
-
-	return payload, nil
-}