Integrate proxy components into auth module

Signed-off-by: Jesse Sanford <108698+jessesanford@users.noreply.github.com>

Author: jessesanford

src/mcp/server/auth/__init__.py

@@ -1,3 +1,47 @@
+# pyright: reportGeneralTypeIssues=false
 """
 MCP OAuth server authorization components.
 """
+
+# Convenience re-exports so users can simply::
+#
+#     from mcp.server.auth import build_proxy_server
+#
+# instead of digging into the sub-package path.
+
+from typing import TYPE_CHECKING
+
+from mcp.server.auth.proxy import (
+    create_proxy_routes,
+    fetch_upstream_metadata,
+)
+from mcp.server.fastmcp.utilities.logging import configure_logging
+
+# For *build_proxy_server* we need a lazy import to avoid a circular reference
+# during the initial package import sequence (FastMCP -> auth -> proxy ->
+# FastMCP ...).  PEP 562 allows us to implement module-level `__getattr__` for
+# this purpose.
+
+
+def __getattr__(name: str):  # noqa: D401
+    if name == "build_proxy_server":
+        from mcp.server.auth.proxy.server import build_proxy_server as _bps  # noqa: WPS433
+
+        globals()["build_proxy_server"] = _bps
+        return _bps
+    raise AttributeError(name)
+
+
+# ---------------------------------------------------------------------------
+# Public API specification
+# ---------------------------------------------------------------------------
+
+__all__: list[str] = [
+    "configure_logging",
+    "create_proxy_routes",
+    "fetch_upstream_metadata",
+    "build_proxy_server",
+]
+
+if TYPE_CHECKING:  # pragma: no cover – make *build_proxy_server* visible to type checkers
+    from mcp.server.auth.proxy.server import build_proxy_server  # noqa: F401