feat(plugins): add memory slot plugin

extensions/memory-core/index.ts

@@ -0,0 +1,37 @@
+import type { ClawdbotPluginApi } from "../../src/plugins/types.js";
+
+import { createMemoryGetTool, createMemorySearchTool } from "../../src/agents/tools/memory-tool.js";
+import { registerMemoryCli } from "../../src/cli/memory-cli.js";
+
+const memoryCorePlugin = {
+  id: "memory-core",
+  name: "Memory (Core)",
+  description: "File-backed memory search tools and CLI",
+  kind: "memory",
+  register(api: ClawdbotPluginApi) {
+    api.registerTool(
+      (ctx) => {
+        const memorySearchTool = createMemorySearchTool({
+          config: ctx.config,
+          agentSessionKey: ctx.sessionKey,
+        });
+        const memoryGetTool = createMemoryGetTool({
+          config: ctx.config,
+          agentSessionKey: ctx.sessionKey,
+        });
+        if (!memorySearchTool || !memoryGetTool) return null;
+        return [memorySearchTool, memoryGetTool];
+      },
+      { names: ["memory_search", "memory_get"] },
+    );
+
+    api.registerCli(
+      ({ program }) => {
+        registerMemoryCli(program);
+      },
+      { commands: ["memory"] },
+    );
+  },
+};
+
+export default memoryCorePlugin;