Update Dockerfile to use Debian 13

Signed-off-by: Jesús Fernández <7312236+fernandezcuesta@users.noreply.github.com>

Author: fernandezcuesta

Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-# It's important that this is Debian 12 to match the distroless image.
+# It's important that this is Debian 13 to match the distroless image.
 FROM debian:13-slim AS build
 
 RUN --mount=type=cache,target=/var/lib/apt/lists \

function/main.py

@@ -10,7 +10,7 @@
 @sdkcli.standard_options
 def cli(**kwargs):
     """A Crossplane composition function."""
-    sdkcli.run(fn.FunctionRunner(), **kwargs)
+    sdkcli.run(fn.Runner(), **kwargs)
 
 
 if __name__ == "__main__":