refactor: rename all m_id to m_handle

feat(core): implement wrapper for framebuffers

feat: reverse-Z depth testing

refactor(gui): remove DearImGui demo window

feat(gui): GUI renderer + input forwarding

fix(git): fix Glew static lib exclusion

feat(rendering): normal maps implemented

fix(mesh): fix plane primitive normals

feat(mesh): layout entry for tangent data

refactor(textures): type argument in fromFile()

feat(mesh): tangent processing in primitives

feat(mesh): tangent data processing function

refactor: add explicit casts to avoid warnings

refactor(mesh): move OBJ loading to extra

fix(mesh): fix cube mesh primitive