Add lua script and hidden config file.

nvim/lua/plugins/.markdownlint-cli2.yml

@@ -0,0 +1,2 @@
+config:
+  MD013: false

nvim/lua/plugins/markdownlint-cli2.lua

@@ -0,0 +1,12 @@
+local HOME = os.getenv("HOME")
+return {
+  "mfussenegger/nvim-lint",
+  optional = true,
+  opts = {
+    linters = {
+      ["markdownlint-cli2"] = {
+        args = { "--config", HOME .. "/.config/nvim/lua/plugins/.markdownlint-cli2.yaml", "--" },
+      },
+    },
+  },
+}