Add windows embeddings as well.

internal/embedding/lib_windows.go

@@ -0,0 +1,8 @@
+//go:build windows
+
+package embedding
+
+// Windows doesn't need the providers shared library
+var onnxRuntimeProvidersLib []byte
+
+const onnxRuntimeProvidersLibName = ""

internal/embedding/lib_windows_amd64.go

@@ -0,0 +1,12 @@
+//go:build windows && amd64
+
+package embedding
+
+import (
+	_ "embed"
+)
+
+//go:embed assets/lib/windows-amd64/onnxruntime.dll
+var onnxRuntimeLib []byte
+
+const onnxRuntimeLibName = "onnxruntime.dll"