chore: import upstream snapshot with attribution

examples/servers/simple-auth/pyproject.toml

@@ -0,0 +1,33 @@
+[project]
+name = "mcp-simple-auth"
+version = "0.1.0"
+description = "A simple MCP server demonstrating OAuth authentication"
+readme = "README.md"
+requires-python = ">=3.10"
+authors = [{ name = "Model Context Protocol a Series of LF Projects, LLC." }]
+license = { text = "MIT" }
+dependencies = [
+    "anyio>=4.5",
+    "click>=8.2.0",
+    "httpx>=0.27",
+    "mcp",
+    "pydantic>=2.0",
+    "pydantic-settings>=2.5.2",
+    "sse-starlette>=1.6.1",
+    "uvicorn>=0.23.1; sys_platform != 'emscripten'",
+]
+
+[project.scripts]
+mcp-simple-auth-rs = "mcp_simple_auth.server:main"
+mcp-simple-auth-as = "mcp_simple_auth.auth_server:main"
+mcp-simple-auth-legacy = "mcp_simple_auth.legacy_as_server:main"
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["mcp_simple_auth"]
+
+[dependency-groups]
+dev = ["pyright>=1.1.391", "pytest>=8.3.4", "ruff>=0.8.5"]