Removed superfluous header write.

v0.0.6

chore: Update syntax

Middleware chaining

v0.0.5

fix: Consistency issue in README

Simpler error support

v0.0.4

feat: Simpler custom code error handling

SendError helper

v0.0.3

Merge branch 'main' of https://github.com/codingconcepts/errhandler

Code is unit tested

v0.0.2

feat: Unit tests for basic functionality

Initial release

Basic functionality and helper functions.