First stab at converting to farout palette

Also renamed all/most instances of tokyonight to farout

lua/farout/extra/delta.lua

@@ -0,0 +1,27 @@
+local util = require("farout.util")
+
+local M = {}
+
+--- @param colors ColorScheme
+function M.generate(colors)
+  local delta = util.template(
+    [[
+[delta]
+  minus-style                   = syntax "${diff.delete}"
+  minus-non-emph-style          = syntax "${diff.delete}"
+  minus-emph-style              = syntax "${delta.delete}"
+  minus-empty-line-marker-style = syntax "${diff.delete}"
+  line-numbers-minus-style      = "${gitSigns.delete}"
+  plus-style                    = syntax "${diff.add}"
+  plus-non-emph-style           = syntax "${diff.add}"
+  plus-emph-style               = syntax "${delta.add}"
+  plus-empty-line-marker-style  = syntax "${diff.add}"
+  line-numbers-plus-style       = "${gitSigns.add}"
+  line-numbers-zero-style       = "${fg_gutter}"
+]],
+    colors
+  )
+  return delta
+end
+
+return M