feat: add DB persistence, real-time WebSocket, goal preprocessor, and Android companion app

- Add device/session/step DB persistence in server agent loop
- Add goal preprocessor for compound goals (e.g., "open YouTube and search X")
- Add step-level logging to agent loop
- Fix dashboard WebSocket auth (direct DB token lookup instead of auth.api)
- Fix web layout to use locals.session.token instead of cookie
- Add dashboard-ws.svelte.ts WebSocket store with auto-reconnect
- Rewrite devices page with direct DB queries and real-time updates
- Add device detail page with live step display and session history
- Add Android companion app resources, themes, and screen capture consent

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

server/src/auth.ts

@@ -2,10 +2,18 @@ import { betterAuth } from "better-auth";
 import { apiKey } from "better-auth/plugins";
 import { drizzleAdapter } from "better-auth/adapters/drizzle";
 import { db } from "./db.js";
+import * as schema from "./schema.js";
 
 export const auth = betterAuth({
   database: drizzleAdapter(db, {
     provider: "pg",
+    schema,
   }),
-  plugins: [apiKey()],
+  plugins: [
+    apiKey({
+      rateLimit: {
+        enabled: false,
+      },
+    }),
+  ],
 });