Sample

(setq org-publish-project-alist
      `(;; ... Entries like below built programmatically:
        ("nice-org-html/samples/X"
         :base-directory "nice-org-html/samples/source"
         :publishing-directory "nice-org-html/samples/X"
         :htmlize-source t
         :with-toc t
         ;; ...
         :publishing-function
         ,(nice-org-html-make-publishing-function
           '((light . ,light-theme) (dark . ,dark-theme))
           'dark ; dark default
           'nil  ; no headline bullets
           '(("SITE NAME" . "/route/to/home.html")
             ("Foo" . "/route/to/foo.html")
             ("Bar" . "/route/to/bar.html")
             ("Baz" . "/route/to/baz.html"))
           '(("© Author Name" . "mailto:a@b.com")                    
             ("GitHub" . "https://github.com/ewantown")
             ("LinkedIn" . "https://linkedin.com/me"))
           "" "")))) ; CSS and JS unused