add haskell-mod

lua/plugins/haskell-mod.lua

@@ -0,0 +1,4 @@
+return {
+    "mincomk/haskell-mod.nvim",
+    config = true
+}

lua/plugins/lazydev.lua

@@ -0,0 +1,11 @@
+return {
+    "folke/lazydev.nvim",
+    ft = "lua",     -- only load on lua files
+    opts = {
+        library = {
+            -- See the configuration section for more details
+            -- Load luvit types when the `vim.uv` word is found
+            { path = "${3rd}/luv/library", words = { "vim%.uv" } },
+        },
+    },
+}