Create preliminary documentation for ONAP DMI-Plugin

Add .readthedocs.yaml file for NCMP-DMI-PLUGIN

Issue-ID: CPS-625
Change-Id: I810ca4859127f95bb216c9b16406087784053cac
Signed-off-by: DylanB95EST <dylan.byrne@est.tech>
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000..9c22c0b
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,38 @@
+#  ============LICENSE_START=======================================================
+#  Copyright (C) 2021 Nordix Foundation
+#  ================================================================================
+#  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.
+#
+#  SPDX-License-Identifier: Apache-2.0
+#  ============LICENSE_END=========================================================
+
+---
+# .readthedocs.yml
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+# Required
+version: 2
+
+formats:
+  - htmlzip
+
+build:
+  image: latest
+
+python:
+  version: 3.7
+  install:
+    - requirements: docs/requirements-docs.txt
+
+sphinx:
+  configuration: docs/conf.py