Tori: AI agent workflow manager - initial implementation

Rust (Axum) + Vue 3 + SQLite. Features:
- Project CRUD REST API with proper error handling
- Per-project agent loop (mpsc + broadcast channels)
- LLM-driven plan generation and replan on user feedback
- SSH command execution with status streaming
- WebSocket real-time updates to frontend
- Four-zone UI: requirement, plan (left), execution (right), comment

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

web/src/App.vue

@@ -0,0 +1,7 @@
+<script setup lang="ts">
+import AppLayout from './components/AppLayout.vue'
+</script>
+
+<template>
+  <AppLayout />
+</template>