update docs

Author: rickeylev

docs/api/rules_python/python/cc/index.md

@@ -16,7 +16,7 @@ This target provides:
 * `CcInfo`: The C++ information about the Python headers.
 :::
 
-:::{bzl:target} current_py_cc_headers_abi3
+::::{bzl:target} current_py_cc_headers_abi3
 
 A convenience target that provides the Python ABI3 headers. It uses toolchain
 resolution to find the headers for the Python runtime matching the interpreter
@@ -26,7 +26,10 @@ that will be used. This basically forwards the underlying
 This target provides:
 
 * `CcInfo`: The C++ information about the Python ABI3 headers.
+
+:::{versionadded} VERSION_NEXT_FEATURE
 :::
+::::
 
 :::{bzl:target} current_py_cc_libs
 

python/private/current_py_cc_headers.bzl

@@ -72,5 +72,8 @@ cc_library(
     deps = ["@rules_python//python/cc:current_py_cc_headers_abi3"]
 )
 ```
+
+:::{versionadded} VERSION_NEXT_FEATURE
+:::
 """,
 )

python/private/py_cc_toolchain_info.bzl

@@ -40,7 +40,7 @@ Information about the header files, struct with fields:
     e.g. `:current_py_cc_headers` to act as the underlying headers target it
     represents).
 "",
-        "headers_abi3": "\
+        "headers_abi3": """
 :type: struct | None
 
 If available, information about ABI3 (stable ABI) header files, struct with
@@ -63,7 +63,10 @@ fields:
     considered private and should be forward along as-is (this better allows
     e.g. `:current_py_cc_headers` to act as the underlying headers target it
     represents).
-",
+
+:::{versionadded} VERSION_NEXT_FEATURE
+:::
+""",
         "libs": "\
 :type: struct | None
 

python/private/py_cc_toolchain_rule.bzl

@@ -73,8 +73,14 @@ py_cc_toolchain = rule(
             mandatory = True,
         ),
         "headers_abi3": attr.label(
-            doc = ("Target that provides the Python ABI3 headers. Typically this " +
-                   "is a cc_library target."),
+            doc = ""
+Target that provides the Python ABI3 headers.
+
+Typically this is a cc_library target.
+
+:::{versionadded} VERSION_NEXT_FEATURE
+:::
+""",
             providers = [CcInfo],
         ),
         "libs": attr.label(