Created OTPConfiguration (markdown)

OTPConfiguration.md

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+Namespace: `SimpleOTP.Models`
+
+Assembly: `SimpleOTP.dll`
+
+OTP generator configuration object.
+```csharp
+public record OTPConfiguration
+```
+
+## Properties
+| Property | Type | Accessor | Description |
+| --- | --- | --- | --- |
+| `Id` | [Guid](https://docs.microsoft.com/en-us/dotnet/api/system.guid?view=net-5.0) | get/set | Gets or sets unique identifier of current configuration instance. [Default: [Guid.NewGuid()](https://docs.microsoft.com/en-us/dotnet/api/system.guid.newguid?view=net-5.0#System_Guid_NewGuid)] |
+| `Type` | [OTPType](https://github.com/XFox111/SimpleOTP/wiki/OTPType) | get/set | Gets or sets oTP algorithm type. |
+| `IssuerLabel` | `string` | get/set | Gets or sets name of config issuer/service. |
+| `AccountName` | `string` | get/set | Gets or sets username or email of current config. |
+| `Secret` | `string` | get/set | Gets or sets secret key for OTP code generation. |
+| `Issuer` | `string` | get/set | Gets or sets internal issuer name for additional identification. Currently should be the same with `IssuerLabel`. |
+| `Algorithm` | [Algorithm](https://github.com/XFox111/SimpleOTP/wiki/Algorithm) | get/set | Gets or sets OTP hashing algorithm. [Default: `Algorithm.SHA1`] |
+| `Digits` | `Int32` | get/set | Gets or sets number of digits of OTP code. [Default: `6`] |
+| `Counter` | `Int64` | get/set | Gets or sets counter for HOTP generation. Update each time password has been generated. HOTP only. [Default: `0`] |
+| `Period` | [TimeSpan](https://docs.microsoft.com/en-us/dotnet/api/system.timespan?view=net-5.0) | get/set | Gets or sets time of OTP validity interval. Used to calculate TOTP counter. [Default: `TimeSpan.FromSeconds(30)`] |
+
+## Methods
+| Method | Description |
+| --- | --- |
+
+TODO