WIP: Basic OPDS (bopds)

Trying to create simple OPDS server wich will be able to serve fb2 books.

URLS

Name		Name	Last commit message	Last commit date
Latest commit History 22 Commits
app		app
book		book
repo		repo
scanner		scanner
.gitignore		.gitignore
LICENSE		LICENSE
Makefile		Makefile
README.md		README.md
go.mod		go.mod
main.go		main.go