feat: add nbdime

dot_gitconfig.tmpl

@@ -7,7 +7,7 @@
     pager = sh -c 'command -v diff-so-fancy >/dev/null && exec diff-so-fancy || less --tabs=4 -RX'
     pager = less
 	autocrlf = input
-	attributesFile = /home/dbauer/.gitattributes
+	attributesFile = {{ .chezmoi.homeDir }}/.gitattributes
 [alias]
 	co = commit
 	ch = checkout
@@ -56,3 +56,16 @@
     program = /usr/bin/gpg
 [include]
     path = ~/.gitconfig.local
+[diff "jupyternotebook"]
+	command = git-nbdiffdriver diff
+[merge "jupyternotebook"]
+	driver = git-nbmergedriver merge %O %A %B %L %P
+	name = jupyter notebook merge driver
+[difftool "nbdime"]
+	cmd = git-nbdifftool diff \"$LOCAL\" \"$REMOTE\" \"$BASE\"
+[difftool]
+	prompt = false
+[mergetool "nbdime"]
+	cmd = git-nbmergetool merge \"$BASE\" \"$LOCAL\" \"$REMOTE\" \"$MERGED\"
+[mergetool]
+	prompt = false