refactor: reorganize into packages for modular use

.gitconfig

@@ -1,53 +0,0 @@
-[alias]
-  sw = switch
-  rs = restore
-  rss = restore --staged
-  br = branch
-  cm = commit
-  st = status
-  rb = rebase
-  pfwl = push --force-with-lease
-  llog = log --date=local
-  flog = log --pretty=fuller --decorate
-  lol = log --graph --decorate --oneline
-  lola = log --graph --decorate --oneline --all
-  blog = log origin/master... --left-right
-  ds = diff --staged
-  amend = commit --amend -C HEAD
-  fixup = commit --fixup
-  squash = commit --squash
-  unstage = reset HEAD
-  rum = rebase master@{u}
-  puff = pull --ff-only
-  merff = merge --ff-only
-  fa = fetch --all
-  ap = add --patch
-  aa = add --all
-
-[core]
-  editor = nvim
-  pager = delta
-
-[color]
-  ui = auto
-  branch = auto
-  interactive = auto
-  status = auto
-
-[push]
-  default = simple
-
-[pull]
-  rebase = true
-
-[interactive]
-  diffFilter = delta --color-only
-
-[delta]
-  navigate = true
-  dark = true
-  side-by-side = false
-  line-numbers = true
-
-[merge]
-  conflictstyle = zdiff3