chore: add rockspec template

nui.nvim-dev-1.rockspec

@@ -0,0 +1,27 @@
+rockspec_format = "3.0"
+package = "nui.nvim"
+version = "dev-1"
+source = {
+  url = "git+https://github.com/MunifTanjim/nui.nvim.git",
+  tag = nil,
+}
+description = {
+  summary = "UI Component Library for Neovim.",
+  detailed = [[
+    UI Component Library for Neovim.
+  ]],
+  license = "MIT",
+  homepage = "https://github.com/MunifTanjim/nui.nvim",
+  issues_url = "https://github.com/MunifTanjim/nui.nvim/issues",
+  maintainer = "Munif Tanjim (https://muniftanjim.dev)",
+  labels = {
+    "neovim",
+  },
+}
+build = {
+  type = "builtin",
+}
+test = {
+  type = "command",
+  command = "scripts/test.sh",
+}