refactor(new_editor): close docking loop and app internals

new_editor/app/Support/ExecutablePath.h

@@ -1,31 +0,0 @@
-#pragma once
-
-#include <filesystem>
-#include <vector>
-
-#include <windows.h>
-
-namespace XCEngine::UI::Editor::Support {
-
-inline std::filesystem::path GetExecutableDirectory() {
-    std::vector<wchar_t> buffer(MAX_PATH);
-    while (true) {
-        const DWORD copied = ::GetModuleFileNameW(
-            nullptr,
-            buffer.data(),
-            static_cast<DWORD>(buffer.size()));
-        if (copied == 0u) {
-            return std::filesystem::current_path().lexically_normal();
-        }
-
-        if (copied < buffer.size() - 1u) {
-            return std::filesystem::path(std::wstring(buffer.data(), copied))
-                .parent_path()
-                .lexically_normal();
-        }
-
-        buffer.resize(buffer.size() * 2u);
-    }
-}
-
-} // namespace XCEngine::UI::Editor::Support