Move SqlServer databases into a separate project

Oqtane.Database.SqlServer/LocalDbDatabase.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using Oqtane.Models;
+
+namespace Oqtane.Repository.Databases
+{
+    public class LocalDbDatabase : SqlServerDatabaseBase
+    {
+        private static string _friendlyName => "Local Database";
+        private static string _name => "LocalDB";
+
+        private static readonly List<ConnectionStringField> _connectionStringFields = new()
+        {
+            new() {Name = "Server", FriendlyName = "Server", Value = "(LocalDb)\\MSSQLLocalDB", HelpText="Enter the database server"},
+            new() {Name = "Database", FriendlyName = "Database", Value = "Oqtane-{{Date}}", HelpText="Enter the name of the database"}
+        };
+
+        public LocalDbDatabase() :base(_name, _friendlyName, _connectionStringFields) { }
+
+        public override string BuildConnectionString()
+        {
+            var connectionString = String.Empty;
+
+            var server = ConnectionStringFields[0].Value;
+            var database = ConnectionStringFields[1].Value;
+
+            if (!String.IsNullOrEmpty(server)  && !String.IsNullOrEmpty(database))
+            {
+                connectionString = $"Data Source={server};AttachDbFilename=|DataDirectory|\\{database}.mdf;Initial Catalog={database};Integrated Security=SSPI;";
+            }
+
+            return connectionString;
+        }
+    }
+}