chore: save shared modman info in context

src/ModMan/Context/ModManContext.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "Web/WebViewLib.h"
+
+#include <memory>
+
+class ModManContext
+{
+public:
+    static ModManContext& Get();
+
+    std::unique_ptr<webview::webview> m_main_webview;
+    std::unique_ptr<webview::webview> m_dev_tools_webview;
+};