[FR]: oci_python_image should set default entrypoint and workdir

[gfrankliu]

What is the current behavior?

No response

Describe the feature

In py3_image from rules_docker, the default workdir and entrypoints are properly set to reasonable values. Can we do the same in oci_python_image rule? something like:

@@ -1,6 +1,7 @@
 "Wrapper macro to make three separate layers for python applications"
 
 load("@aspect_bazel_lib//lib:tar.bzl", "mtree_spec", "tar")
+load("@aspect_bazel_lib//lib:utils.bzl", "utils")
 load("@rules_oci//oci:defs.bzl", "oci_image")
 
 # match *only* external repositories that have the string "python"
@@ -74,6 +75,12 @@ def py_layers(name, binary):
 
 def py_oci_image(name, binary, tars = [], **kwargs):
     "Wrapper around oci_image that splits the py_binary into layers."
+
+    if "entrypoint" not in kwargs:
+        kwargs["entrypoint"] = ["/" + utils.to_label(binary).package + "/" + utils.to_label(binary).name]
+    if "workdir" not in kwargs:
+        kwargs["workdir"] =  "/" + utils.to_label(binary).package + "/" + utils.to_label(binary).name + ".runfiles/__main__"
+
     oci_image(
         name = name,
         tars = tars + py_layers(name, binary),