BAI-29: add Docker deployment

Co-authored-by: multica-agent <github@multica.ai>

tests/test_server.py

@@ -0,0 +1,17 @@
+from __future__ import annotations
+
+import os
+from unittest import TestCase
+from unittest.mock import patch
+
+import server
+
+
+class ServerConfigurationTests(TestCase):
+    @patch.dict(os.environ, {"APP_HOST": "0.0.0.0", "APP_PORT": "8080"})
+    @patch("server.ThreadingHTTPServer")
+    def test_main_uses_configured_host_and_port(self, http_server) -> None:
+        server.main()
+
+        http_server.assert_called_once_with(("0.0.0.0", 8080), server.AppHandler)
+        http_server.return_value.serve_forever.assert_called_once_with()