refactor(demo): split UI service package

pyproject.toml

@@ -35,6 +35,9 @@ build-backend = "setuptools.build_meta"
 [tool.setuptools.packages.find]
 where = ["src"]
 
+[tool.setuptools.package-data]
+gapido_demo = ["static/*"]
+
 [tool.pytest.ini_options]
 asyncio_mode = "auto"
 asyncio_default_fixture_loop_scope = "function"
@@ -52,7 +55,7 @@ select = ["E", "F", "I", "B", "UP", "ASYNC"]
 [tool.mypy]
 python_version = "3.12"
 strict = true
-packages = ["gapido_auth"]
+packages = ["gapido_auth", "gapido_demo"]
 exclude = ["src/gapido_auth/generated"]
 
 [[tool.mypy.overrides]]