[PM-22263] Integate Rust SDK to Seeder (#6150)

Adds a Rust SDK for performing seed related cryptograhic operations. It depends on internal portions of our Rust SDK. Primarily parts of the bitwarden-crypto crate.

util/RustSdk/NativeMethods.cs

@@ -0,0 +1,58 @@
+using System.Reflection;
+using System.Runtime.InteropServices;
+
+namespace Bit.RustSDK;
+
+public static partial class NativeMethods
+{
+    // https://docs.microsoft.com/en-us/dotnet/standard/native-interop/cross-platform
+    // Library path will search
+    // win => __DllName, __DllName.dll
+    // linux, osx => __DllName.so, __DllName.dylib
+
+    static NativeMethods()
+    {
+        NativeLibrary.SetDllImportResolver(typeof(NativeMethods).Assembly, DllImportResolver);
+    }
+
+    static IntPtr DllImportResolver(string libraryName, Assembly assembly, DllImportSearchPath? searchPath)
+    {
+        if (libraryName != __DllName) return IntPtr.Zero;
+
+        var path = "runtimes/";
+        var extension = "";
+
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+        {
+            path += "win-";
+            extension = ".dll";
+        }
+        else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
+        {
+            path += "osx-";
+            extension = ".dylib";
+        }
+        else
+        {
+            path += "linux-";
+            extension = ".so";
+        }
+
+        if (RuntimeInformation.ProcessArchitecture == Architecture.X86)
+        {
+            path += "x86";
+        }
+        else if (RuntimeInformation.ProcessArchitecture == Architecture.X64)
+        {
+            path += "x64";
+        }
+        else if (RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
+        {
+            path += "arm64";
+        }
+
+        path += "/native/" + __DllName + extension;
+
+        return NativeLibrary.Load(Path.Combine(AppContext.BaseDirectory, path), assembly, searchPath);
+    }
+}