refactor: move memory tooling into memory-core extension

src/cli/program/command-registry.ts

@@ -147,19 +147,6 @@ const coreEntries: CoreCliEntry[] = [
       mod.registerMessageCommands(program, ctx);
     },
   },
-  {
-    commands: [
-      {
-        name: "memory",
-        description: "Search and reindex memory files",
-        hasSubcommands: true,
-      },
-    ],
-    register: async ({ program }) => {
-      const mod = await import("../memory-cli.js");
-      mod.registerMemoryCli(program);
-    },
-  },
   {
     commands: [
       {