add rlcube python

rlcube/.python-version

@@ -0,0 +1 @@
+3.12

rlcube/main.py

@@ -0,0 +1,6 @@
+def main():
+    print("Hello from rlcube!")
+
+
+if __name__ == "__main__":
+    main()

rlcube/pyproject.toml

@@ -0,0 +1,10 @@
+[project]
+name = "rlcube"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.12"
+dependencies = [
+    "gymnasium>=1.2.0",
+    "stable-baselines3>=2.7.0",
+]