Use Icon type instead of Any in resource_manager

Author: pja-ant

src/mcp/server/fastmcp/resources/resource_manager.py

@@ -10,6 +10,7 @@
 from mcp.server.fastmcp.resources.base import Resource
 from mcp.server.fastmcp.resources.templates import ResourceTemplate
 from mcp.server.fastmcp.utilities.logging import get_logger
+from mcp.types import Icon
 
 if TYPE_CHECKING:
     from mcp.server.fastmcp.server import Context
@@ -61,7 +62,7 @@ def add_template(
         title: str | None = None,
         description: str | None = None,
         mime_type: str | None = None,
-        icons: list[Any] | None = None,
+        icons: list[Icon] | None = None,
     ) -> ResourceTemplate:
         """Add a template from a function."""
         template = ResourceTemplate.from_function(