Add deployment and improve Dockerfiles and CICD

backend/service/date/dateFormat.go

@@ -1,14 +1,22 @@
 package date
 
 import (
+	"log/slog"
 	"strconv"
 	"strings"
 	"time"
+	_ "time/tzdata"
 )
 
 func GetDateFromWeekNumber(year int, weekNumber int, dayName string) (time.Time, error) {
 	// Create a time.Date for the first day of the year
-	europeTime, _ := time.LoadLocation("Europe/Berlin")
+	europeTime, err := time.LoadLocation("Europe/Berlin")
+
+	if err != nil {
+		slog.Error("Failed to load location: ", err)
+		return time.Time{}, err
+	}
+
 	firstDayOfYear := time.Date(year, time.January, 1, 0, 0, 0, 0, europeTime)
 
 	// Calculate the number of days to add to reach the desired week

backend/service/date/dateFormat_test.go

@@ -4,6 +4,7 @@ import (
 	"reflect"
 	"testing"
 	"time"
+	_ "time/tzdata"
 )
 
 func Test_getDateFromWeekNumber(t *testing.T) {

backend/service/ical/icalFileGeneration.go

@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"github.com/jordic/goics"
+	_ "time/tzdata"
 )
 
 // IcalModel local type for EmitICal function