docs: fix version

Author: ryshoooo

docs/source/conf.py

@@ -22,6 +22,8 @@
 
 """Sphinx documentation configuration."""
 
+import os
+
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
@@ -68,9 +70,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = "0.0.0"
+version = os.getenv("READTHEDOCS_VERSION", "latest")
 # The full version, including alpha/beta/rc tags.
-release = "0.0.0"
+release = version
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.