feat: release 2.1.0 with optional Flash final AI review

Default Flash final review to off and persist the setting across the UI,
MCP, SDK and queued tasks. Keep execution separate from test verdicts.

Bundle UI fonts and licenses to remove Google Fonts from startup builds.
Align backend/frontend versions and document installation and upgrades.

tests/unit/mcp/test_automation_tools.py

@@ -74,6 +74,24 @@ async def test_config_requires_explicit_persistence_and_excludes_secrets(monkeyp
     assert payload["tool_fallback_model"] == "gpt-6-luna"
 
 
+@pytest.mark.asyncio
+async def test_config_can_save_flash_review_without_exposing_task_overrides(monkeypatch):
+    request = AsyncMock(
+        return_value={"flash_final_check_enabled": False, "recording_enabled": False}
+    )
+    monkeypatch.setattr(tools, "_request", request)
+    await tools.mobile_config(
+        section="capabilities",
+        changes={"flash_final_check_enabled": True},
+        persist_defaults=True,
+    )
+    assert request.call_args.args == ("POST", "/api/system/capability-settings")
+    assert request.call_args.kwargs["json"] == {
+        "flash_final_check_enabled": True,
+        "recording_enabled": False,
+    }
+
+
 @pytest.mark.asyncio
 async def test_preview_is_read_only_and_create_is_draft(monkeypatch, tmp_path):
     source = tmp_path / "cases.xlsx"