Add some integration tests with go-hit

cmd/web/routes.go

@@ -1,10 +1,18 @@
 package main
 
 import (
+	"code.dlmw.ch/dlmw/qv/internal/models"
 	"github.com/justinas/alice"
+	"log/slog"
 	"net/http"
 )
 
+type application struct {
+	logger    *slog.Logger
+	elections models.ElectionModelInterface
+	voters    models.VoterModelInterface
+}
+
 func (app *application) routes() http.Handler {
 	mux := http.NewServeMux()