Add automatic database backups

CHANGELOG.md

@@ -2,6 +2,18 @@
 Changelog
 =========
 
+[v1.1.1.1][v1.1.1.1] (2026-08-24) {#v1.1.1.1}
+---------------------------------------------
+
+### Sonstiges {#v1.1.1.1-misc}
+
+* Beim Export der Flächenbindungen im Haupt-Fenster (`MainWindow`) werden neben der zusammengefassten gebundenen Fläche nun auch die jeweiligen Flächenindungen exportiert. (b468bbce31)
+
+[v1.1.1.1]: https://git.necronda.net/winzer/elwig/releases/tag/v1.1.1.1
+
+
+
+
 [v1.1.1.0][v1.1.1.0] (2026-08-19) {#v1.1.1.0}
 ---------------------------------------------
 

Elwig/App.xaml.cs

@@ -28,6 +28,8 @@ namespace Elwig {
         public static bool ForceShutdown { get; private set; } = false;
 
         private readonly DispatcherTimer _autoUpdateTimer = new() { Interval = TimeSpan.FromHours(1) };
+        private readonly DispatcherTimer _autoBackupTimer = new() { Interval = TimeSpan.FromHours(1) };
+        private DatabaseBackupService? _databaseBackupService;
         public readonly SerialPortWatcher SerialPortWatcher = new();
 
         public static readonly string DataPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData), "Elwig");
@@ -101,6 +103,13 @@ namespace Elwig {
                 return;
             }
 
+            if (Config.DatabaseBackup) {
+                _databaseBackupService = new DatabaseBackupService(Config.DatabaseFile);
+                await _databaseBackupService.RunIfNeededAsync();
+                _autoBackupTimer.Tick += OnAutoBackupTimer;
+                _autoBackupTimer.Start();
+            }
+
             LastChanged = CurrentLastWrite;
             ContextTimer.Start();
 
@@ -191,6 +200,7 @@ namespace Elwig {
         }
 
         private async void Application_Exit(object sender, ExitEventArgs evt) {
+            _autoBackupTimer.Stop();
             SerialPortWatcher.Dispose();
             foreach (var s in EventScales) {
                 s.Dispose();
@@ -198,6 +208,12 @@ namespace Elwig {
             await Pdf.Cleanup();
         }
 
+        private async void OnAutoBackupTimer(object? sender, EventArgs evt) {
+            if (_databaseBackupService != null) {
+                await _databaseBackupService.RunIfNeededAsync();
+            }
+        }
+
         public static void SetBranch(Branch b) {
             SetBranch((b.ZwstId, b.Name, b.PostalDest?.AtPlz?.Plz, b.PostalDest?.AtPlz?.Ort.Name, b.Address, b.PhoneNr, b.FaxNr, b.MobileNr));
         }

Elwig/Elwig.csproj

@@ -9,7 +9,7 @@
     <UseWindowsForms>true</UseWindowsForms>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <ApplicationIcon>Resources\Images\Elwig.ico</ApplicationIcon>
-    <Version>1.1.1.0</Version>
+    <Version>1.1.1.1</Version>
     <SatelliteResourceLanguages>de-AT</SatelliteResourceLanguages>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <ApplicationManifest>App.manifest</ApplicationManifest>

Elwig/Helpers/AppDbContext.cs

@@ -69,7 +69,8 @@ namespace Elwig.Helpers {
         public DbSet<OverUnderDeliveryRow> OverUnderDeliveryRows { get; private set; }
         public DbSet<AreaComUnderDeliveryRowSingle> AreaComUnderDeliveryRows { get; private set; }
         public DbSet<MemberDeliveryPerVarietyRowSingle> MemberDeliveryPerVariantRows { get; private set; }
-        public DbSet<MemberAreaComsRowSingle> MemberAreaComsRows { get; private set; }
+        public DbSet<MemberAreaComTotalsRowSingle> MemberAreaComTotalsRows { get; private set; }
+        public DbSet<MemberAreaComsRow> MemberAreaComsRows { get; private set; }
         public DbSet<CreditNoteDeliveryRowSingle> CreditNoteDeliveryRows { get; private set; }
         public DbSet<CreditNoteRowSingle> CreditNoteRows { get; private set; }
         public DbSet<WeightBreakdownRow> WeightBreakDownRows { get; private set; }

Elwig/Helpers/Config.cs

@@ -42,6 +42,7 @@ namespace Elwig.Helpers {
 
         public bool Debug;
         public string DatabaseFile = App.DataPath + "database.sqlite3";
+        public bool DatabaseBackup = true;
         public string? DatabaseLog = null;
         public string? Branch = null;
         public WeighingMode? WeighingMode;
@@ -76,6 +77,8 @@ namespace Elwig.Helpers {
             var config = new ConfigurationBuilder().AddIniFile(FileName).Build();
 
             DatabaseFile = Path.Combine(Path.GetDirectoryName(FileName) ?? App.DataPath, config["database:file"] ?? "database.sqlite3");
+            var backup = config["database:backup"];
+            DatabaseBackup = backup == null || TrueValues.Contains(backup.ToLower());
             var log = config["database:log"];
             DatabaseLog = log != null ? Path.Combine(Path.GetDirectoryName(FileName) ?? App.DataPath, log) : null;
             Branch = config["general:branch"];

Elwig/Helpers/DatabaseBackupService.cs

@@ -0,0 +1,201 @@
+using Microsoft.Data.Sqlite;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.IO.Compression;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Elwig.Helpers {
+    internal sealed class DatabaseBackupService {
+
+        private const int DailyBackupCount = 7;
+        private const int WeeklyBackupCount = 5;
+
+        private readonly string DatabaseFile;
+        private readonly string BackupDirectory;
+        private readonly string DatabaseName;
+        private readonly string BackupPrefix;
+        private readonly string LockFile;
+        private readonly Func<DateTime> Now;
+        private readonly SemaphoreSlim Gate = new(1, 1);
+
+        internal DatabaseBackupService(string databaseFile, Func<DateTime>? now = null) {
+            DatabaseFile = Path.GetFullPath(databaseFile);
+            BackupDirectory = Path.Combine(Path.GetDirectoryName(DatabaseFile)!, "backup");
+            DatabaseName = Path.GetFileNameWithoutExtension(DatabaseFile);
+            BackupPrefix = $"{DatabaseName}_";
+            LockFile = Path.Combine(BackupDirectory, $".{DatabaseName}.backup.lock");
+            Now = now ?? (() => DateTime.Now);
+        }
+
+        internal async Task RunIfNeededAsync() {
+            if (!await Gate.WaitAsync(0)) return;
+            try {
+                var slotDate = GetSlotDate(Now());
+                await Task.Run(() => Run(slotDate));
+            } catch {
+                // Automatic backups dont prevent Elwig from starting or running.
+            } finally {
+                Gate.Release();
+            }
+        }
+
+        private void Run(DateOnly slotDate) {
+            Directory.CreateDirectory(BackupDirectory);
+
+            FileStream lockStream;
+            try {
+                lockStream = new FileStream(LockFile, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.None);
+            } catch (IOException) {
+                // Another Elwig instance is currently creating/pruning backups.
+                return;
+            }
+
+            using (lockStream) {
+                CleanupTemporaryFiles();
+
+                var backupFile = GetBackupFile(slotDate);
+                if (!File.Exists(backupFile)) {
+                    CreateBackup(backupFile);
+                }
+
+                if (File.Exists(backupFile)) {
+                    PruneBackups(slotDate);
+                }
+            }
+        }
+
+        private void CreateBackup(string backupFile) {
+            var id = Guid.NewGuid().ToString("N");
+            var temporaryDatabase = Path.Combine(BackupDirectory, $".{DatabaseName}.backup-{id}.sqlite3.tmp");
+            var temporaryArchive = Path.Combine(BackupDirectory, $".{DatabaseName}.backup-{id}.zip.tmp");
+
+            try {
+                var sourceConnectionString = new SqliteConnectionStringBuilder {
+                    DataSource = DatabaseFile,
+                    Mode = SqliteOpenMode.ReadOnly,
+                    Cache = SqliteCacheMode.Default,
+                    Pooling = false,
+                }.ToString();
+                var destinationConnectionString = new SqliteConnectionStringBuilder {
+                    DataSource = temporaryDatabase,
+                    Mode = SqliteOpenMode.ReadWriteCreate,
+                    Cache = SqliteCacheMode.Default,
+                    Pooling = false,
+                }.ToString();
+
+                using (var source = new SqliteConnection(sourceConnectionString))
+                using (var destination = new SqliteConnection(destinationConnectionString)) {
+                    source.Open();
+                    destination.Open();
+                    source.BackupDatabase(destination);
+
+                    using var check = destination.CreateCommand();
+                    check.CommandText = "PRAGMA quick_check";
+                    if (!string.Equals(check.ExecuteScalar()?.ToString(), "ok", StringComparison.OrdinalIgnoreCase)) {
+                        throw new InvalidDataException("The automatic database backup failed its SQLite integrity check.");
+                    }
+                }
+
+                using (var archive = ZipFile.Open(temporaryArchive, ZipArchiveMode.Create)) {
+                    archive.CreateEntryFromFile(temporaryDatabase, "database.sqlite3", CompressionLevel.SmallestSize);
+                }
+
+                try {
+                    File.Move(temporaryArchive, backupFile, false);
+                } catch (IOException) when (File.Exists(backupFile)) {
+                    // A completed backup won a publish race. Its time slot is satisfied.
+                }
+            } finally {
+                DeleteFile(temporaryDatabase);
+                DeleteFile(temporaryArchive);
+            }
+        }
+
+        private void CleanupTemporaryFiles() {
+            foreach (var file in Directory.EnumerateFiles(BackupDirectory, $".{DatabaseName}.backup-*.tmp")) {
+                DeleteFile(file);
+            }
+        }
+
+        internal void PruneBackups(DateOnly slotDate) {
+            var backups = GetManagedBackups().ToArray();
+            var retained = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
+
+            var dailyStart = slotDate.AddDays(-(DailyBackupCount - 1));
+            foreach (var backup in backups.Where(b => b.Date >= dailyStart && b.Date <= slotDate)) {
+                retained.Add(backup.File);
+            }
+
+            var daysSinceMonday = ((int)slotDate.DayOfWeek + 6) % 7;
+            var currentWeekStart = slotDate.AddDays(-daysSinceMonday);
+            for (var i = 1; i <= WeeklyBackupCount; i++) {
+                var weekStart = currentWeekStart.AddDays(-7 * i);
+                RetainNewest(backups, retained, weekStart, weekStart.AddDays(7));
+            }
+
+            var currentMonthStart = new DateOnly(slotDate.Year, slotDate.Month, 1);
+            foreach (var month in backups
+                .Where(b => b.Date < currentMonthStart)
+                .GroupBy(b => (b.Date.Year, b.Date.Month))) {
+                retained.Add(month.OrderByDescending(b => b.Date).First().File);
+            }
+
+            // Clock corrections should not cause future-dated backups to be deleted.
+            foreach (var backup in backups.Where(b => b.Date > slotDate)) {
+                retained.Add(backup.File);
+            }
+
+            foreach (var backup in backups.Where(b => !retained.Contains(b.File))) {
+                DeleteFile(backup.File);
+            }
+        }
+
+        private static void RetainNewest(
+            IEnumerable<(string File, DateOnly Date)> backups,
+            ISet<string> retained,
+            DateOnly start,
+            DateOnly end
+        ) {
+            var newest = backups
+                .Where(b => b.Date >= start && b.Date < end)
+                .OrderByDescending(b => b.Date)
+                .FirstOrDefault();
+            if (newest.File != null) retained.Add(newest.File);
+        }
+
+        private IEnumerable<(string File, DateOnly Date)> GetManagedBackups() {
+            foreach (var file in Directory.EnumerateFiles(BackupDirectory, $"{BackupPrefix}*.sqlite3.zip")) {
+                var name = Path.GetFileName(file);
+                if (!name.StartsWith(BackupPrefix, StringComparison.OrdinalIgnoreCase) ||
+                    !name.EndsWith(".sqlite3.zip", StringComparison.OrdinalIgnoreCase)) {
+                    continue;
+                }
+
+                var dateText = name[BackupPrefix.Length..^".sqlite3.zip".Length];
+                if (DateOnly.TryParseExact(dateText, "yyyy-MM-dd", CultureInfo.InvariantCulture, DateTimeStyles.None, out var date)) {
+                    yield return (file, date);
+                }
+            }
+        }
+
+        private string GetBackupFile(DateOnly date) {
+            return Path.Combine(BackupDirectory, $"{BackupPrefix}{date:yyyy-MM-dd}.sqlite3.zip");
+        }
+
+        private static void DeleteFile(string file) {
+            try {
+                File.Delete(file);
+            } catch {
+                // Cleanup and retention are best-effort and will be retried later.
+            }
+        }
+
+        internal static DateOnly GetSlotDate(DateTime timestamp) {
+            return DateOnly.FromDateTime(timestamp.Hour >= 3 ? timestamp : timestamp.AddDays(-1));
+        }
+    }
+}

Elwig/Models/Dtos/MemberAreaComTotalsData.cs

@@ -0,0 +1,105 @@
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Elwig.Models.Dtos {
+    class MemberAreaComTotalsData : DataTable<MemberAreaComTotalsRow> {
+
+        private static readonly (string, string, string?, int)[] FieldNames = [
+            ("MgNr", "MgNr.", null, 12),
+            ("Name1", "Name", null, 40),
+            ("Name2", "Vorname", null, 40),
+            ("Address", "Adresse", null, 60),
+            ("Plz", "PLZ", null, 10),
+            ("Locality", "Ort", null, 60),
+            ("SortIds", "Sorte", null, 12),
+            ("AttrIds", "Attribut", null, 16),
+            ("Areas", "Fläche", "m²", 22),
+            ("DeliveryObligations", "Lieferpflicht", "kg", 22),
+            ("DeliveryRights", "Lieferrecht", "kg", 22),
+        ];
+
+        public MemberAreaComTotalsData(IEnumerable<MemberAreaComTotalsRow> rows, int year) :
+            base($"Gebundene Fläche", $"Gebundene Fläche pro Mitglied {year}", rows, FieldNames) {
+        }
+
+        public static async Task<MemberAreaComTotalsData> ForSeason(DbSet<MemberAreaComTotalsRowSingle> table, int year) {
+            return new MemberAreaComTotalsData(
+               (await FromDbSet(table, year)).GroupBy(
+                   r => r.MgNr,
+                   (k, g) => new MemberAreaComTotalsRow(g)
+             ), year);
+        }
+
+        private static async Task<IEnumerable<MemberAreaComTotalsRowSingle>> FromDbSet(DbSet<MemberAreaComTotalsRowSingle> table, int year) {
+            return await table.FromSql($"""
+                    SELECT m.mgnr, m.name AS name_1,
+                           COALESCE(m.prefix || ' ', '') || m.given_name ||
+                           COALESCE(' ' || m.middle_names, '') || COALESCE(' ' || m.suffix, '') AS name_2,
+                           p.plz, o.name AS ort, m.address,
+                           c.bucket, c.area, c.min_kg, c.max_kg
+                    FROM v_area_commitment_bucket_strict c
+                        LEFT JOIN member m ON m.mgnr = c.mgnr
+                        LEFT JOIN AT_plz_dest p ON p.id = m.postal_dest
+                        LEFT JOIN AT_ort o ON o.okz = p.okz
+                    WHERE c.year = {year}
+                    ORDER BY m.mgnr, c.bucket
+                    """).ToListAsync();
+        }
+    }
+
+    public class MemberAreaComTotalsRow {
+        public int MgNr;
+        public string Name1;
+        public string? Name2;
+        public string Address;
+        public int Plz;
+        public string Locality;
+        public string[] SortIds;
+        public string[] AttrIds;
+        public int[] Areas;
+        public int[] DeliveryObligations;
+        public int[] DeliveryRights;
+
+        public MemberAreaComTotalsRow(IEnumerable<MemberAreaComTotalsRowSingle> rows) {
+            var f = rows.First();
+            MgNr = f.MgNr;
+            Name1 = f.Name1;
+            Name2 = f.Name2;
+            Address = f.Address;
+            Plz = f.Plz;
+            Locality = f.Locality.Split(",")[0];
+            SortIds = [.. rows.Select(r => r.VtrgId[..2])];
+            AttrIds = [.. rows.Select(r => r.VtrgId[2..])];
+            Areas = [.. rows.Select(r => r.Area)];
+            DeliveryObligations = [.. rows.Select(r => r.MinKg)];
+            DeliveryRights = [.. rows.Select(r => r.MaxKg)];
+        }
+    }
+
+    [Keyless]
+    public class MemberAreaComTotalsRowSingle {
+        [Column("mgnr")]
+        public int MgNr { get; set; }
+        [Column("name_1")]
+        public required string Name1 { get; set; }
+        [Column("name_2")]
+        public string? Name2 { get; set; }
+        [Column("address")]
+        public required string Address { get; set; }
+        [Column("plz")]
+        public int Plz { get; set; }
+        [Column("ort")]
+        public required string Locality { get; set; }
+        [Column("bucket")]
+        public required string VtrgId { get; set; }
+        [Column("area")]
+        public int Area { get; set; }
+        [Column("min_kg")]
+        public int MinKg { get; set; }
+        [Column("max_kg")]
+        public int MaxKg { get; set; }
+    }
+}

Elwig/Models/Dtos/MemberAreaComsData.cs

@@ -14,73 +14,49 @@ namespace Elwig.Models.Dtos {
             ("Address", "Adresse", null, 60),
             ("Plz", "PLZ", null, 10),
             ("Locality", "Ort", null, 60),
-            ("SortIds", "Sorte", null, 12),
-            ("AttrIds", "Attribut", null, 16),
-            ("Areas", "Fläche", "m²", 22),
-            ("DeliveryObligations", "Lieferpflicht", "kg", 22),
-            ("DeliveryRights", "Lieferrecht", "kg", 22),
+            ("SortId", "Sorte", null, 12),
+            ("AttrId", "Attribut", null, 16),
+            ("CultId", "Bewirt.", null, 16),
+            ("GstNr", "Parzelle(n)", null, 25),
+            ("Area", "Fläche", "m²", 22),
+            ("MinKg", "Lieferpflicht", "kg", 22),
+            ("MaxKg", "Lieferrecht", "kg", 22),
         ];
 
         public MemberAreaComsData(IEnumerable<MemberAreaComsRow> rows, int year) :
             base($"Flächenbindungen", $"Flächenbindungen pro Mitglied {year}", rows, FieldNames) {
         }
 
-        public static async Task<MemberAreaComsData> ForSeason(DbSet<MemberAreaComsRowSingle> table, int year) {
-            return new MemberAreaComsData(
-               (await FromDbSet(table, year)).GroupBy(
-                   r => r.MgNr,
-                   (k, g) => new MemberAreaComsRow(g)
-             ), year);
+        public static async Task<MemberAreaComsData> ForSeason(DbSet<MemberAreaComsRow> table, int year) {
+            return new MemberAreaComsData(await FromDbSet(table, year), year);
         }
 
-        private static async Task<IEnumerable<MemberAreaComsRowSingle>> FromDbSet(DbSet<MemberAreaComsRowSingle> table, int year) {
+        private static async Task<IEnumerable<MemberAreaComsRow>> FromDbSet(DbSet<MemberAreaComsRow> table, int year) {
             return await table.FromSql($"""
                     SELECT m.mgnr, m.name AS name_1,
                            COALESCE(m.prefix || ' ', '') || m.given_name ||
                            COALESCE(' ' || m.middle_names, '') || COALESCE(' ' || m.suffix, '') AS name_2,
                            p.plz, o.name AS ort, m.address,
-                           c.bucket, c.area, c.min_kg, c.max_kg
-                    FROM v_area_commitment_bucket_strict c
+                           t.sortid, t.attrid, c.cultid,
+                           c.gstnr, c.area,
+                           CAST(ROUND(area * COALESCE(t.min_kg_per_ha, 0) / 10000.0, 0) AS INTEGER) AS min_kg,
+                           CAST(ROUND(area * MIN(COALESCE(a.max_kg_per_ha, s.max_kg_per_ha), s.max_kg_per_ha) / 10000.0, 0) AS INTEGER) AS max_kg
+                    FROM v_virtual_season s, area_commitment c
+                        JOIN area_commitment_type t ON t.vtrgid = c.vtrgid
+                        LEFT JOIN wine_attribute a ON a.attrid = t.attrid
                         LEFT JOIN member m ON m.mgnr = c.mgnr
                         LEFT JOIN AT_plz_dest p ON p.id = m.postal_dest
                         LEFT JOIN AT_ort o ON o.okz = p.okz
-                    WHERE c.year = {year}
-                    ORDER BY m.mgnr, c.bucket
+                    WHERE s.year = {year} AND
+                          (year_from IS NULL OR year_from <= s.year) AND
+                          (year_to IS NULL OR year_to >= s.year)
+                    ORDER BY c.mgnr, t.sortid, t.attrid, c.cultid, c.gstnr;
                     """).ToListAsync();
         }
     }
 
-    public class MemberAreaComsRow {
-        public int MgNr;
-        public string Name1;
-        public string? Name2;
-        public string Address;
-        public int Plz;
-        public string Locality;
-        public string[] SortIds;
-        public string[] AttrIds;
-        public int[] Areas;
-        public int[] DeliveryObligations;
-        public int[] DeliveryRights;
-
-        public MemberAreaComsRow(IEnumerable<MemberAreaComsRowSingle> rows) {
-            var f = rows.First();
-            MgNr = f.MgNr;
-            Name1 = f.Name1;
-            Name2 = f.Name2;
-            Address = f.Address;
-            Plz = f.Plz;
-            Locality = f.Locality.Split(",")[0];
-            SortIds = rows.Select(r => r.VtrgId[..2]).ToArray();
-            AttrIds = rows.Select(r => r.VtrgId[2..]).ToArray();
-            Areas = rows.Select(r => r.Area).ToArray();
-            DeliveryObligations = rows.Select(r => r.MinKg).ToArray();
-            DeliveryRights = rows.Select(r => r.MaxKg).ToArray();
-        }
-    }
-
     [Keyless]
-    public class MemberAreaComsRowSingle {
+    public class MemberAreaComsRow {
         [Column("mgnr")]
         public int MgNr { get; set; }
         [Column("name_1")]
@@ -93,8 +69,14 @@ namespace Elwig.Models.Dtos {
         public int Plz { get; set; }
         [Column("ort")]
         public required string Locality { get; set; }
-        [Column("bucket")]
-        public required string VtrgId { get; set; }
+        [Column("sortid")]
+        public required string SortId { get; set; }
+        [Column("attrid")]
+        public string? AttrId { get; set; }
+        [Column("cultid")]
+        public string? CultId { get; set; }
+        [Column("gstnr")]
+        public required string GstNr { get; set; }
         [Column("area")]
         public int Area { get; set; }
         [Column("min_kg")]

Elwig/Windows/MainWindow.xaml.cs

@@ -538,9 +538,11 @@ namespace Elwig.Windows {
                     App.HintContextChange();
 
                     using var ctx = new AppDbContext();
-                    var tbl = await MemberAreaComsData.ForSeason(ctx.MemberAreaComsRows, year);
+                    var tbl1 = await MemberAreaComTotalsData.ForSeason(ctx.MemberAreaComTotalsRows, year);
+                    var tbl2 = await MemberAreaComsData.ForSeason(ctx.MemberAreaComsRows, year);
                     using var ods = new OdsFile(filename);
-                    await ods.AddTable(tbl);
+                    await ods.AddTable(tbl1);
+                    await ods.AddTable(tbl2);
                 } catch (Exception exc) {
                     InteractionService.ShowException(exc);
                 }

Installer/Files/config.ini

@@ -7,6 +7,8 @@
 [database]
 ; Relative or absolute path to database file
 file = database.sqlite3
+; Enables automatic compressed database backups
+backup = true
 ; Enables database logging
 ;log = db.log
 

README.md

@@ -13,7 +13,7 @@ About
 **Product:** Elwig  
 **Description:** Electronic Management for Vintners' Cooperatives  
 **Type:** ERP system  
-**Version:** 1.1.1.0 ([Changelog](./CHANGELOG.md))  
+**Version:** 1.1.1.1 ([Changelog](./CHANGELOG.md))  
 **License:** [GNU General Public License 3.0 (GPLv3)](./LICENSE)  
 **Website:** https://elwig.at/  
 **Source code:** https://git.necronda.net/winzer/elwig  
@@ -33,7 +33,7 @@ Packaging: [WiX Toolset](https://www.firegiant.com/wixtoolset/)
 **Produkt:** Elwig  
 **Beschreibung:** Elektronische Winzergenossenschaftsverwaltung  
 **Typ:** Warenwirtschaftssystem (ERP-System)  
-**Version:** 1.1.1.0 ([Änderungsprotokoll](./CHANGELOG.md))  
+**Version:** 1.1.1.1 ([Änderungsprotokoll](./CHANGELOG.md))  
 **Lizenz:** [GNU General Public License 3.0 (GPLv3)](./LICENSE)  
 **Website:** https://elwig.at/  
 **Quellcode:** https://git.necronda.net/winzer/elwig