feat(ppclock): protocol.py 协议编解码 23 测试全绿（BCD语义经JS证据校正）

pyproject.toml

@@ -0,0 +1,26 @@
+[build-system]
+requires = ["setuptools>=68"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "ppclock"
+version = "0.1.0"
+description = "4.2寸墨水屏设备离线 CLI 上位机（DA14585 BLE，agent 友好）"
+requires-python = ">=3.10"
+dependencies = [
+    "bleak>=0.22",
+    "pillow>=10",
+]
+
+[project.optional-dependencies]
+dev = ["pytest>=8"]
+
+[project.scripts]
+ppclock = "ppclock.cli:main"
+
+[tool.setuptools.packages.find]
+where = ["src"]
+
+[tool.pytest.ini_options]
+pythonpath = ["src"]
+testpaths = ["tests"]