metropolis: implement NodeManagement.Logs

This takes the implementation from the debug service, dusts it off a
bit, adds tests and moves eerything to the new node mgmt service.

Change-Id: Id3b70126a2551775d8328c0c4e424ec0e675f40f
Reviewed-on: https://review.monogon.dev/c/monogon/+/1439
Reviewed-by: Lorenz Brun <lorenz@monogon.tech>
Tested-by: Jenkins CI
diff --git a/metropolis/node/core/roleserve/BUILD.bazel b/metropolis/node/core/roleserve/BUILD.bazel
index c2dada4..8aa4fc0 100644
--- a/metropolis/node/core/roleserve/BUILD.bazel
+++ b/metropolis/node/core/roleserve/BUILD.bazel
@@ -33,6 +33,7 @@
         "//metropolis/node/kubernetes/pki",
         "//metropolis/pkg/event",
         "//metropolis/pkg/event/memory",
+        "//metropolis/pkg/logtree",
         "//metropolis/pkg/pki",
         "//metropolis/pkg/supervisor",
         "//metropolis/proto/common",