README.md: added installation with lazy

README.md

@@ -2,4 +2,17 @@
 
 A colorscheme for Neovim.
 
-The settings are based on the structure from [onedark.nvim](https://github.com/navarasu/onedark.nvim) (see license).
+The settings are based on the structure from [onedark.nvim](https://github.com/navarasu/onedark.nvim) (see license).
+
+## Installation with Lazy
+```lua
+{
+    url = "https://gitea.thalassia.xyz/montreal/montreal.nvim.git",
+    name = "montreal",
+    lazy = false,
+    priority = 1000,
+    config = function()
+        vim.cmd([[colorscheme montreal]])
+    end
+}
+```