wifi connection established by app, process socket binding, primary os connection untouched

app/lib/services/database/app_database.dart

@@ -78,6 +78,12 @@ class AppSettingsTable extends Table {
   IntColumn get connectionWifiPort =>
       integer().withDefault(const Constant(kDefaultWifiPort))();
 
+  /// SSID-Praefix fuer den app-initiierten WLAN-Verbindungsaufbau per
+  /// `WifiNetworkSpecifier` (Doku Kommunikationsschicht v2 Abschnitt 4/8),
+  /// Standard "mLRS-", ueberschreibbar.
+  TextColumn get connectionWifiSsidPrefix =>
+      text().withDefault(const Constant(kDefaultWifiSsidPrefix))();
+
   @override
   Set<Column> get primaryKey => {id};
 }
@@ -89,7 +95,7 @@ class AppDatabase extends _$AppDatabase {
   AppDatabase.forTesting(super.executor);
 
   @override
-  int get schemaVersion => 4;
+  int get schemaVersion => 5;
 
   @override
   MigrationStrategy get migration => MigrationStrategy(
@@ -121,6 +127,12 @@ class AppDatabase extends _$AppDatabase {
               appSettingsTable.connectionWifiPort,
             );
           }
+          if (from < 5) {
+            await m.addColumn(
+              appSettingsTable,
+              appSettingsTable.connectionWifiSsidPrefix,
+            );
+          }
         },
       );