add river config

chezmoi/dot_config/river/river.lua

@@ -0,0 +1,19 @@
+local River = {}
+
+River.__index = River
+
+function River:new(new)
+  local obj = new or {}
+
+  setmetatable(obj, self)
+  self.__index = self
+
+  return obj
+end
+
+function River:exec(args)
+  print("Executing: " .. args)
+  os.execute(args)
+end
+
+return River