Add command type

types.go

@@ -0,0 +1,9 @@
+package main
+
+// Command outlines a command
+type Command struct {
+	Cmd         []string       // Any aliases that trigger this command
+	Description string         // A short description of the command
+	Help        string         // The full help text explaining how to use the command
+	Exec        func([]string) // A function that takes the command (arg[0]) and any arguments (arg[1:]) as input
+}