Could Unity Update the Raycast tutorial.

ArtStation - Laser Beam Effect with Raycast in Unity VFX Graph (No Coding) | Game Assets

Raycasts in Unity, made easy

Physics.Raycast Hit Distance

Unity Raycast scripting Tutorial - VionixStudio

Click on the first object in the rayCast instead of all objects that fit the criteria

Debug Unity applications | JetBrains Rider

best debugging approach when you're a beginner

Unity 105: Debugging and Analyzing