Initial commit: NanoClaw - Personal Claude assistant via WhatsApp

A minimal Node.js application that connects Claude Agent SDK to WhatsApp
using baileys. Features per-group memory via CLAUDE.md files, session
continuity, scheduled tasks, and Gmail integration via MCP.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

CLAUDE.md

@@ -0,0 +1,36 @@
+# NanoClaw
+
+Personal Claude assistant via WhatsApp.
+
+## Structure
+
+- `src/index.ts` - Main application (WhatsApp + routing + agent)
+- `package.json` - Dependencies and scripts
+- `.mcp.json` - MCP server configuration (gmail, scheduler)
+- `groups/CLAUDE.md` - Global memory
+- `groups/{name}/CLAUDE.md` - Per-group memory
+
+## Configuration
+
+Set environment variable `ASSISTANT_NAME` to change the trigger (default: "Andy").
+
+Or edit the CONFIG object in `src/index.ts`.
+
+## Skills
+
+- `/setup` - Install dependencies, authenticate, start services
+- `/customize` - Modify behavior
+
+## Architecture
+
+```
+WhatsApp (baileys) ─┬─> SQLite (messages.db)
+                    │           ↓
+                    │   Polling loop
+                    │           ↓
+                    │   Claude Agent SDK
+                    │           ↓
+                    └─< Send response
+```
+
+Single Node.js process handles everything.