fix: log internal errors server-side, add timeout to GDPR goroutine

backend/handlers/services/services.go

@@ -10,6 +10,7 @@ import (
 	"encoding/json"
 	"errors"
 	"github.com/jackc/pgx/v5"
+	"log"
 	"log/slog"
 	"net/http"
 	"time"
@@ -104,7 +105,8 @@ func CreateServiceHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	if err := validators.Validate.Struct(&req); err != nil {
-		http.Error(w, err.Error(), http.StatusBadRequest)
+		log.Printf("Failed to process request: %v", err)
+		http.Error(w, "Invalid request", http.StatusBadRequest)
 		return
 	}