Update rh-test (as of 2025-10-11) (#6044)

## Summary

Tested these changes and confirmed that:
1. Feedback button shows.
2. You can run workflows and switch out models.
3. You can use the mask editor. (thank you @ric-yu for helping me
verify).

## Changes

A lot, please see commits.

Gets us up to date with `main` as of 10-11-2025.

---------

Co-authored-by: Simula_r <18093452+simula-r@users.noreply.github.com>
Co-authored-by: github-actions <github-actions@github.com>
Co-authored-by: snomiao <snomiao@gmail.com>
Co-authored-by: Christian Byrne <cbyrne@comfy.org>
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: DrJKL <DrJKL@users.noreply.github.com>
Co-authored-by: Alexander Brown <drjkl@comfy.org>
Co-authored-by: Marwan Ahmed <155799754+marawan206@users.noreply.github.com>
Co-authored-by: DrJKL <DrJKL0424@gmail.com>
Co-authored-by: Rizumu Ayaka <rizumu@ayaka.moe>
Co-authored-by: Comfy Org PR Bot <snomiao+comfy-pr@gmail.com>
Co-authored-by: AustinMroz <4284322+AustinMroz@users.noreply.github.com>
Co-authored-by: Austin Mroz <austin@comfy.org>
Co-authored-by: Johnpaul Chiwetelu <49923152+Myestery@users.noreply.github.com>
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Co-authored-by: filtered <176114999+webfiltered@users.noreply.github.com>
Co-authored-by: Benjamin Lu <benceruleanlu@proton.me>
Co-authored-by: Jin Yi <jin12cc@gmail.com>
Co-authored-by: Robin Huang <robin.j.huang@gmail.com>

tools/devtools/nodes/__init__.py

@@ -0,0 +1,93 @@
+from __future__ import annotations
+
+from .errors import (
+    DeprecatedNode,
+    ErrorRaiseNode,
+    ErrorRaiseNodeWithMessage,
+    ExperimentalNode,
+    NODE_CLASS_MAPPINGS as errors_class_mappings,
+    NODE_DISPLAY_NAME_MAPPINGS as errors_display_name_mappings,
+)
+from .inputs import (
+    LongComboDropdown,
+    NodeWithBooleanInput,
+    NodeWithDefaultInput,
+    NodeWithForceInput,
+    NodeWithOptionalComboInput,
+    NodeWithOptionalInput,
+    NodeWithOnlyOptionalInput,
+    NodeWithOutputList,
+    NodeWithSeedInput,
+    NodeWithStringInput,
+    NodeWithUnionInput,
+    NodeWithValidation,
+    NodeWithV2ComboInput,
+    SimpleSlider,
+    NODE_CLASS_MAPPINGS as inputs_class_mappings,
+    NODE_DISPLAY_NAME_MAPPINGS as inputs_display_name_mappings,
+)
+from .models import (
+    DummyPatch,
+    LoadAnimatedImageTest,
+    ObjectPatchNode,
+    NODE_CLASS_MAPPINGS as models_class_mappings,
+    NODE_DISPLAY_NAME_MAPPINGS as models_display_name_mappings,
+)
+from .remote import (
+    MultiSelectNode,
+    NodeWithOutputCombo,
+    RemoteWidgetNode,
+    RemoteWidgetNodeWithControlAfterRefresh,
+    RemoteWidgetNodeWithParams,
+    RemoteWidgetNodeWithRefresh,
+    RemoteWidgetNodeWithRefreshButton,
+    NODE_CLASS_MAPPINGS as remote_class_mappings,
+    NODE_DISPLAY_NAME_MAPPINGS as remote_display_name_mappings,
+)
+
+NODE_CLASS_MAPPINGS = {
+    **errors_class_mappings,
+    **inputs_class_mappings,
+    **remote_class_mappings,
+    **models_class_mappings,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    **errors_display_name_mappings,
+    **inputs_display_name_mappings,
+    **remote_display_name_mappings,
+    **models_display_name_mappings,
+}
+
+__all__ = [
+    "DeprecatedNode",
+    "DummyPatch",
+    "ErrorRaiseNode",
+    "ErrorRaiseNodeWithMessage",
+    "ExperimentalNode",
+    "LoadAnimatedImageTest",
+    "LongComboDropdown",
+    "MultiSelectNode",
+    "NodeWithBooleanInput",
+    "NodeWithDefaultInput",
+    "NodeWithForceInput",
+    "NodeWithOptionalComboInput",
+    "NodeWithOptionalInput",
+    "NodeWithOnlyOptionalInput",
+    "NodeWithOutputCombo",
+    "NodeWithOutputList",
+    "NodeWithSeedInput",
+    "NodeWithStringInput",
+    "NodeWithUnionInput",
+    "NodeWithValidation",
+    "NodeWithV2ComboInput",
+    "ObjectPatchNode",
+    "RemoteWidgetNode",
+    "RemoteWidgetNodeWithControlAfterRefresh",
+    "RemoteWidgetNodeWithParams",
+    "RemoteWidgetNodeWithRefresh",
+    "RemoteWidgetNodeWithRefreshButton",
+    "SimpleSlider",
+    "NODE_CLASS_MAPPINGS",
+    "NODE_DISPLAY_NAME_MAPPINGS",
+]