added existing nvim config

vim/.config/nvim/lua/westwood-lint.lua

@@ -0,0 +1,20 @@
+local lint = require("lint")
+
+local errorformat = "%WWARNING: %m,%Z%\\s%\\s%\\s%\\s%\\s%\\s%\\s%\\s%\\sat (stdin) from line %l column %c to line %e column %k"
+lint.linters.westwood = {
+  cmd = '/homes/kkasad/share/westwood',
+  stdin = true,
+  args = {'-f', 'machine', '-'},
+  stream = both,
+  ignore_exitcode = false,
+  env = nil,
+  parser = require('lint.parser').from_errorformat(errorformat)
+}
+
+lint.linters_by_ft.c = {"westwood", "clangtidy"}
+lint.linters_by_ft.cpp = {"westwood"}
+vim.list_extend(lint.linters_by_ft.c, { "westwood", "clangtidy" })
+vim.list_extend(lint.linters_by_ft.cpp, { "westwood" })
+
+local ns = lint.get_namespace("westwood")
+vim.diagnostic.config({ virtual_text = true }, ns)