What's so difficult about a renderer?

How to Make a Game Engine: Introducing the VULKAN GAME ENGINE Series! (Kohi Game Engine)

Kohi #000: Game Engine Architecture and Overview (Vulkan Game Engine Series)

Kohi #001: Game Engine Setup for WINDOWS (Vulkan Game Engine Series)

Kohi #002: Game Engine Setup for LINUX (Vulkan Game Engine Series)

Kohi #003: Logging and Assertions (Kohi Vulkan Game Engine Series)

Kohi #004: Windows Platform Layer (Vulkan Game Engine Series)

Kohi #005: Linux Platform Layer (Vulkan Game Engine Series)

Kohi #006: Application Layer and Entry Point (Vulkan Game Engine Series)

Kohi #007: Memory Subsystem (Vulkan Game Engine Series)

Kohi #008: Events (Vulkan Game Engine Series)

Kohi #009: Input Part 1 (Vulkan Game Engine Series)

Kohi #010: Input Part 2 - Windows (Vulkan Game Engine Series)