Init commit

add security encryption and hashing: WIP
add endpoints: register user, get and save resources
add db main operations, User entity

Azaion.Common/Database/DbFactory.cs

@@ -0,0 +1,48 @@
+using System.Diagnostics;
+using LinqToDB;
+
+namespace Azaion.Common.Database;
+
+public interface IDbFactory
+{
+    Task<T> Run<T>(Func<AzaionDb, Task<T>> func);
+    Task Run(Func<AzaionDb, Task> func);
+
+    T Run<T>(Func<AzaionDb, T> func);
+}
+
+public class DbFactory : IDbFactory
+{
+    private readonly DataOptions _dataOptions;
+    
+    public DbFactory(string connectionString, bool useTracing = true, bool msSql = false)
+    {
+        if (string.IsNullOrEmpty(connectionString))
+            throw new ArgumentException("Empty connectionString", nameof(connectionString));
+
+        _dataOptions = new DataOptions()
+            .UsePostgreSQL(connectionString)
+            .UseMappingSchema(AzaionDbSchemaHolder.MappingSchema);
+
+        if (useTracing) 
+            _ = _dataOptions.UseTracing(TraceLevel.Info, t => Console.WriteLine(t.SqlText));
+    }
+
+    public async Task<T> Run<T>(Func<AzaionDb, Task<T>> func)
+    {
+        await using var db = new AzaionDb(_dataOptions);
+        return await func(db);
+    }
+    
+    public async Task Run(Func<AzaionDb, Task> func)
+    {
+        await using var db = new AzaionDb(_dataOptions);
+        await func(db);
+    }
+    
+    public T Run<T>(Func<AzaionDb, T> func)
+    {
+        using var db = new AzaionDb(_dataOptions);
+        return func(db);
+    }
+}