How to write a website engine?

Question

CMS

I want to write my own small website engine for my project?
How to write an engine correctly and without bugs?
Thanks

Answer 1

Learn a programming language that you like. Have an understanding of different architectures.
Learn how to work with storage (sql, nosql...).
Write a word of thanks through A.
PS
What a question, such an answer.

Answer 2

Through the framework.

Answer 3

Do not write your unnecessary bike with square wheels, but use one of the hundreds of ready-made CMS. Do not produce unnecessary entities.