feature: dotfiles: Added .gitconfig

dotfiles/.gitconfig

@@ -0,0 +1,29 @@
+[user]
+	email = root@ivnglkv.me
+	name = Ivan Golikov
+
+[push]
+	default = current
+
+[diff]
+  external = difft
+	tool = difftastic
+
+[difftool]
+	prompt = false
+
+[difftool "difftastic"]
+	cmd = difft "$LOCAL" "$REMOTE"
+
+[pager]
+	difftool = true
+
+[credential]
+	helper = cache --timeout=600
+
+[core]
+	editor = nvim
+	autocrlf = input
+
+[init]
+	defaultBranch = main