feat(api): Add lightweight HTTP server for API hooks

tests/test_hooks.py

@@ -4,6 +4,11 @@ sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
 import pytest
 from unittest.mock import patch
 import gui
+import api_hooks
+import urllib.request
+import json
+import threading
+import time
 
 def test_hooks_enabled_via_cli():
     with patch.object(sys, 'argv', ['gui.py', '--enable-test-hooks']):
@@ -22,3 +27,20 @@ def test_hooks_enabled_via_env():
         with patch.dict(os.environ, {'SLOP_TEST_HOOKS': '1'}):
             app = gui.App()
             assert app.test_hooks_enabled is True
+
+def test_ipc_server_starts_and_responds():
+    app_mock = gui.App()
+    app_mock.test_hooks_enabled = True
+    server = api_hooks.HookServer(app_mock, port=8999)
+    server.start()
+    
+    # Wait for server to start
+    time.sleep(0.5)
+    try:
+        req = urllib.request.Request("http://127.0.0.1:8999/status")
+        with urllib.request.urlopen(req) as response:
+            assert response.status == 200
+            data = json.loads(response.read().decode())
+            assert data.get("status") == "ok"
+    finally:
+        server.stop()