add dco

Signed-off-by: Stephanie <[email protected]>

Author: yangcao77

CONTRIBUTING.md

@@ -4,6 +4,13 @@ This document is a new contributor guide, which outlines the requirements for co
 
 To get an overview of the project, read the [README](README.md). For more information on devfiles, check the official [devfile docs](https://devfile.io/docs/devfile/2.1.0/user-guide/).
 
+## Certificate of Origin
+
+By contributing to this project you agree to the Developer Certificate of
+Origin (DCO). This document was created by the Linux Kernel community and is a
+simple statement that you, as a contributor, have the legal right to make the
+contribution. See the [DCO](./DCO) file for details.
+
 ## Prerequisites
 
 The following are required to work on devfile library:

DCO

@@ -0,0 +1,37 @@
+Developer Certificate of Origin
+Version 1.1
+
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+1 Letterman Drive
+Suite D4700
+San Francisco, CA, 94129
+
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
+
+
+Developer's Certificate of Origin 1.1
+
+By making a contribution to this project, I certify that:
+
+(a) The contribution was created in whole or in part by me and I
+    have the right to submit it under the open source license
+    indicated in the file; or
+
+(b) The contribution is based upon previous work that, to the best
+    of my knowledge, is covered under an appropriate open source
+    license and I have the right under that license to submit that
+    work with modifications, whether created in whole or in part
+    by me, under the same open source license (unless I am
+    permitted to submit under a different license), as indicated
+    in the file; or
+
+(c) The contribution was provided directly to me by some other
+    person who certified (a), (b) or (c) and I have not modified
+    it.
+
+(d) I understand and agree that this project and the contribution
+    are public and that a record of the contribution (including all
+    personal information I submit with it, including my sign-off) is
+    maintained indefinitely and may be redistributed consistent with
+    this project or the open source license(s) involved.

README.md

@@ -20,12 +20,14 @@ The function documentation can be accessed via [pkg.go.dev](https://pkg.go.dev/g
    ```go
    // ParserArgs is the struct to pass into parser functions which contains required info for parsing devfile.
    parserArgs := parser.ParserArgs{
-		Path:              path,
-		FlattenedDevfile:  &flattenedDevfile,
-		RegistryURLs:      registryURLs,
-		DefaultNamespace:  defaultNamespace,
-		Context:           context,
-		K8sClient:         client,
+		Path:                           path,
+		FlattenedDevfile:               &flattenedDevfile,
+		ConvertKubernetesContentInUri:  &convertKubernetesContentInUri
+		RegistryURLs:                   registryURLs,
+		DefaultNamespace:               defaultNamespace,
+		Context:                        context,
+		K8sClient:                      client,
+   		ExternalVariables:              externalVariables,
 	}
 
    // Parses the devfile and validates the devfile data
@@ -176,3 +178,6 @@ Issues are tracked in the [devfile/api](https://github.com/devfile/api) repo wit
 
 For devfile/library releases, please check the release [page](https://github.com/devfile/library/releases).
 
+## Contributing
+
+Please see our [contributing.md](./CONTRIBUTING.md).