Remastered Beta13 Update: Side Level 2-d,3-a,3-b,3-c,3-d,4-a

In this update, we have added side levels 2-d,3-a,3-b,3-c,3-d,4-a.

Warning: High-difficulty side levels added! Ready to push your limits?

Significantly reduced the file size of replay recordings.
Unlock all main levels by holding the "M" key + Enter key on the main menu.
Optimized logic for rain-avoidance function.
Fixed an issue where the game process remained active after exiting.
Fixed incorrect shadow rendering.
Temporarily removed the FSR2 super-resolution model.