setup for bibtex-actions and org-cite

bibliography.el

(use-package bibtex-actions
   :after (bibtex-completion)
   :config
   (setq bibtex-completion-bibliography '("~/references.bib")))

(use-package oc
   :load-path "~/org-mode/lisp"
   :after (org bibtex-completion)
   :config
   (setq org-cite-global-bibliography
         ;; Ensure we see the same bibliography files as org-cite.
         (let ((paths bibtex-completion-bibliography))
           ;; Always return bibliography paths as a list.
           (if (stringp paths) (list paths) paths))))

(use-package oc-basic
   :load-path "~/org-mode/lisp"
   :after (oc))

(use-package oc-bibtex-actions
   :after (oc)
   :demand t
   :config
   (setq org-cite-insert-processor 'oc-bibtex-actions
         org-cite-follow-processor 'oc-bibtex-actions
         org-cite-activate-processor 'basic))