chore: add copyright headers on README files

.gitignore

@@ -1,3 +1,17 @@
+#  Copyright 2024 Google LLC
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#       http:#www.apache.org/licenses/LICENSE-2.0
+#
+#  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.
+
 /*.json
 /*.yaml
 /*.iml

README.md

@@ -1,3 +1,18 @@
+<!--
+  Copyright 2024 Google LLC
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  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.
+-->
 # Apigee Go Gen
 
 [![Go Report Card](https://goreportcard.com/badge/github.com/micovery/apigee-yaml-toolkit)](https://goreportcard.com/report/github.com/micovery/apigee-yaml-toolkit)

docs/policies.md

@@ -1,9 +1,25 @@
+<!--
+  Copyright 2024 Google LLC
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  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.
+-->
+
 ## Apigee Policies
 
 All Apigee policies are supported, but there is no schema validation on the policies.
 
 You can copy policy XML from the Apigee docs, or from the Apigee UI, and then use 
-the `xml2yaml` tool to generate the equivalent YAML.
+the `xml-to-yaml` command to generate the equivalent YAML.
 
 
 ## Apigee policies sample YAMLs

docs/rules.md

@@ -1,3 +1,19 @@
+<!--
+  Copyright 2024 Google LLC
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+  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.
+-->
+
 ## Transform rules
 
 When generating YAML from XML (or XML from YAML) the following basic rules are used: