added .python-version

.idea/nats-python.iml

@@ -4,7 +4,7 @@
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.venv" />
     </content>
-    <orderEntry type="jdk" jdkName="uv (nats-python)" jdkType="Python SDK" />
+    <orderEntry type="jdk" jdkName="~/projects/nats-python/.venv" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>

.python-version

@@ -0,0 +1 @@
+3.14