Initial commit of Tacker project for O2

Issue-ID: SMO-52
Change-Id: Ibbe210b4d3273289929ef345c082f711087fefcf
Signed-off-by: Toshiaki Takahashi <ts-takahashi@nec.com>
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
new file mode 100644
index 0000000..3797dc8
--- /dev/null
+++ b/.readthedocs.yaml
@@ -0,0 +1,20 @@
+---
+# .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