fix: address remaining PR #88 review comments

AI-Agent: Codex/0.92.0
AI-Model: gpt-5.3-codex
AI-Gotcha: address remaining PR #88 review comments
AI-Confidence: medium
AI-Tags: commands, tests, unit, infrastructure, services
AI-Lifecycle: project
AI-Memory-Id: 3e255327
AI-Source: heuristic

Author: TonyCasey

src/commands/hook.ts

@@ -161,7 +161,7 @@ export async function hookCommand(eventName: string, _logger?: ILogger): Promise
       return;
     }
 
-    const container = createContainer({ scope: `hook:${eventName}`, llm: config.llm });
+    const container = createContainer({ scope: `hook:${eventName}`, llm: config.llm, cwd });
     const { eventBus } = container.cradle;
 
     const event = buildEvent(eventType, normalizedInput);

tests/unit/infrastructure/services/RuntimeService.test.ts

@@ -92,10 +92,12 @@ describe('RuntimeService', () => {
 
     it('should handle write errors gracefully (never throw)', () => {
       try {
-        // Try to write to an invalid path (root or protected directory)
-        // This should not throw
+        // Force write path failure deterministically by using a file as cwd.
+        const invalidCwd = join(testDir, 'not-a-dir');
+        writeFileSync(invalidCwd, 'x', 'utf8');
         const data = createRuntimeData();
-        service.activate(data, '/nonexistent/path/that/should/not/exist');
+        service.activate(data, invalidCwd);
+
         // If we get here without throwing, the test passes
         assert.ok(true, 'activate should not throw on write errors');
       } finally {