wake always ends with 'awake.', even when the memory fits one part

AGENTS.md tells the agent to run parts until one says 'awake.' A one-part
memory printed no terminator, so the word never arrived.

memo

@@ -339,7 +339,9 @@ def cmd_wake(d, args):
     print("\n".join(parts[k - 1]))
     if k < len(parts):
         print("next: memo wake %d %d" % (k + 1, T))
-    elif len(parts) > 1:
+    else:
+        # always, even for a one-part memory: the contract an agent is given
+        # is "run parts until one says awake", so it must always arrive
         print("awake.")
 
 

test.py

@@ -250,6 +250,12 @@ r = subprocess.run(memo + ["recall", "right after a torn write"], env=env2,
                    capture_output=True, text=True)
 check("#%d " % P in r.stdout, "the memory after a torn write reads wrong")
 
+# a memory small enough to fit one part must still end with the terminator
+# the agent was told to wait for
+r = subprocess.run(memo + ["wake"], env=env2, capture_output=True, text=True)
+check(r.stdout.rstrip().endswith("awake."),
+      "a one-part wake never says `awake.`:\n" + r.stdout)
+
 shutil.rmtree(d2)
 shutil.rmtree(d)
 print("\n%d passed, %d failed" % (ok, fail))