docs: clarify shared Python, CLI vs Action, and Task Center rules

tests/test_development_policy_guard.py

@@ -24,6 +24,7 @@ POLICY_IDS = (
     "POLICY-STRUCTURE-001",
     "POLICY-RUNTIME-001",
     "POLICY-RUNTIME-002",
+    "POLICY-RUNTIME-003",
     "POLICY-INSTALL-001",
     "POLICY-CONFIG-001",
     "POLICY-CONFIG-002",

tests/test_docs_standards.py

@@ -302,10 +302,38 @@ class TestDocsStandards(unittest.TestCase):
         self.assertNotIn("ALLOW_" + "REAL_" + "API", text)
         self.assertNotIn("ALLOW_WRITE_ACTIONS", text)
 
-    def test_cli_md_mentions_shared_python_runtime(self) -> None:
+    def test_cli_md_requires_shared_python_not_uv_run(self) -> None:
         text = self._read("references/CLI.md")
         self.assertIn("python-runtime", text)
+        self.assertIn("JIANGCHANG_PYTHON_EXE", text)
+        self.assertIn("禁止", text)
         self.assertIn("uv run python", text)
+        self.assertNotRegex(
+            text,
+            r"(?m)^(?!\*\*禁止\*\*).*\*\*建议\*\*.*uv run python",
+            msg="CLI.md must not recommend uv run for skill scripts",
+        )
+
+    def test_skill_md_requires_shared_python_not_uv_run(self) -> None:
+        text = self._read("SKILL.md")
+        self.assertIn("JIANGCHANG_PYTHON_EXE", text)
+        self.assertIn("uv run python", text)
+        self.assertIn("禁止", text)
+        self.assertIn("run_skill_action", text)
+        self.assertIn("executionProfile", text)
+        self.assertTrue(
+            "任务中心" in text and "无关" in text,
+            msg="SKILL.md must state Task Center is independent of entry point",
+        )
+
+    def test_actions_md_states_profile_not_entry_for_task_center(self) -> None:
+        text = self._read("references/ACTIONS.md")
+        self.assertIn("executionProfile", text)
+        self.assertIn("任务中心", text)
+        self.assertTrue(
+            "无关" in text or "orthogonal" in text.lower() or "正交" in text,
+            msg="ACTIONS.md must keep placements orthogonal to Task Center",
+        )
 
     def test_testing_md_mentions_pytest_txt_collection_guard(self) -> None:
         text = self._read("development/TESTING.md")