chore(lint): burn down remaining warnings to zero

src/daemon/agents.ts

@@ -39,7 +39,7 @@ export async function initAgents(deps: AgentsDeps): Promise<AgentsResult> {
 
   if (sandboxManager) {
     lifecycle.onShutdown(async () => {
-      await sandboxManager!.destroyAll();
+      await sandboxManager.destroyAll();
       console.log('Docker sandboxes destroyed');
     });
   }

src/daemon/lifecycle.test.ts

@@ -1,4 +1,4 @@
-import { describe, it, expect, vi } from 'vitest';
+import { describe, it, expect } from 'vitest';
 import { Lifecycle } from './lifecycle.js';
 
 describe('Lifecycle', () => {

src/daemon/routing.ts

@@ -148,7 +148,10 @@ export function createMessageRouter(deps: {
         // Lazy sandbox: create the sandboxed tools with a deferred sandbox reference
         // The sandbox is created on first use via SandboxManager.getOrCreate()
         const sandboxSessionId = sessionId;
-        const sandboxManager = deps.sandboxManager!;
+        const sandboxManager = deps.sandboxManager;
+        if (!sandboxManager) {
+          throw new Error('Sandbox manager unavailable for sandboxed agent execution');
+        }
 
         // Create a proxy sandbox that lazily initializes
         const lazySandboxShell: Tool = {

src/daemon/tools.ts

@@ -68,21 +68,22 @@ export function initTools(deps: ToolsDeps): ToolsResult {
   // Initialize browser manager and register browser tools (if enabled)
   let browserManager: BrowserManager | undefined;
   if (config.browser?.enabled) {
-    browserManager = new BrowserManager({
+    const manager = new BrowserManager({
       executablePath: config.browser.executable_path,
       wsEndpoint: config.browser.ws_endpoint,
       headless: config.browser.headless,
       maxPages: config.browser.max_pages,
       defaultTimeout: config.browser.default_timeout,
     });
+    browserManager = manager;
 
-    for (const tool of createBrowserTools(browserManager)) {
+    for (const tool of createBrowserTools(manager)) {
       toolRegistry.register(tool);
     }
     console.log(`Browser tools enabled (headless=${config.browser.headless})`);
 
     lifecycle.onShutdown(async () => {
-      await browserManager!.shutdown();
+      await manager.shutdown();
       console.log('Browser manager stopped');
     });
   }