Merge pull request #5 from behringer24/doc/license-information

Add license and copyright information

Author: Andreas Behringer

README.md

@@ -1,7 +1,11 @@
 # argumentative
 Go argument parser fast and simple
 
-[![Build + Test](https://github.com/behringer24/argumentative/actions/workflows/go.yml/badge.svg)](https://github.com/behringer24/argumentative/actions/workflows/go.yml)
+[![Build + Test](https://github.com/behringer24/argumentative/actions/workflows/go.yml/badge.svg)](https://github.com/behringer24/argumentative/actions/workflows/go.yml) 
+[![Go Reference](https://pkg.go.dev/badge/github.com/behringer24/argumentative.svg)](https://pkg.go.dev/github.com/behringer24/argumentative)
+
+https://pkg.go.dev/github.com/behringer24/argumentative
+
 
 ## Why
 I experimented with a lot of Go command line argument parsers to build simple but powerful cli applications. I like the way that pythons _argparse_ module works, but did not find a suitable replacemant for my current Go projects. Some seem to be abandoned and even the big framework-like tools did not handle positional arguments like I would like them to work. So this is because and because: Why not?
@@ -192,3 +196,8 @@ result = flags.Flags().AddPositional("longname", required, "default", "Descripti
 `Descriptive help text` A brief description of the parameter. Keep it short and simple, may be omitted but why should you?
 
 Consider the order of positional arguments in your command line. Optional arguments must come last as they would be confused with other arguments. Required arguments must come first. If you are struggling consider to use named string flags.
+
+## License
+
+Argumentative is released under the GNU GENERAL PUBLIC LICENSE Version 3. See [LICENSE](https://github.com/behringer24/argumentative/blob/main/LICENSE)
+

argumentative.go

@@ -1,3 +1,17 @@
+// Copyright 2023 The Argumentative Authors
+//
+// Licensed under the GNU GENERAL PUBLIC LICENSE, Version 3.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://fsf.org/
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package argumentative
 
 import (