LuaSnip: Add snippet for current date

lua/custom/snippets/all.lua

@@ -0,0 +1,11 @@
+local ls = require "luasnip"
+local s = ls.snippet
+local f = ls.function_node
+
+ls.add_snippets("all", {
+  s("icd", {
+    f(function()
+      return os.date("%Y-%m-%d")
+    end)
+  })
+})