Add custom nodes, Civitai loras (LFS), and vast.ai setup script

Includes 30 custom nodes committed directly, 7 Civitai-exclusive
loras stored via Git LFS, and a setup script that installs all
dependencies and downloads HuggingFace-hosted models on vast.ai.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

custom_nodes/rgthree-comfy/src_web/comfyui/image_inset_crop.ts

@@ -0,0 +1,70 @@
+import type {LGraph, LGraphNodeConstructor, ISerialisedNode} from "@comfyorg/frontend";
+import type {ComfyNodeDef} from "typings/comfy.js";
+
+import {app} from "scripts/app.js";
+import {RgthreeBaseServerNode} from "./base_node.js";
+import {NodeTypesString} from "./constants.js";
+
+class ImageInsetCrop extends RgthreeBaseServerNode {
+  static override title = NodeTypesString.IMAGE_INSET_CROP;
+  static override type = NodeTypesString.IMAGE_INSET_CROP;
+  static comfyClass = NodeTypesString.IMAGE_INSET_CROP;
+
+  static override exposedActions = ["Reset Crop"];
+  static maxResolution = 8192;
+
+  constructor(title = ImageInsetCrop.title) {
+    super(title);
+  }
+
+  override onAdded(graph: LGraph): void {
+    const measurementWidget = this.widgets[0]!;
+    let callback = measurementWidget.callback;
+    measurementWidget.callback = (...args) => {
+      this.setWidgetStep();
+      callback && callback.apply(measurementWidget, [...args]);
+    };
+    this.setWidgetStep();
+  }
+
+  override configure(info: ISerialisedNode): void {
+    super.configure(info);
+    this.setWidgetStep();
+  }
+
+  private setWidgetStep() {
+    const measurementWidget = this.widgets[0]!;
+    for (let i = 1; i <= 4; i++) {
+      if (measurementWidget.value === "Pixels") {
+        this.widgets[i]!.options.step = 80;
+        this.widgets[i]!.options.max = ImageInsetCrop.maxResolution;
+      } else {
+        this.widgets[i]!.options.step = 10;
+        this.widgets[i]!.options.max = 99;
+      }
+    }
+  }
+
+  override async handleAction(action: string): Promise<void> {
+    if (action === "Reset Crop") {
+      for (const widget of this.widgets) {
+        if (["left", "right", "top", "bottom"].includes(widget.name!)) {
+          widget.value = 0;
+        }
+      }
+    }
+  }
+
+  static override setUp(comfyClass: typeof LGraphNode, nodeData: ComfyNodeDef) {
+    RgthreeBaseServerNode.registerForOverride(comfyClass, nodeData, ImageInsetCrop);
+  }
+}
+
+app.registerExtension({
+  name: "rgthree.ImageInsetCrop",
+  async beforeRegisterNodeDef(nodeType: typeof LGraphNode, nodeData: ComfyNodeDef) {
+    if (nodeData.name === NodeTypesString.IMAGE_INSET_CROP) {
+      ImageInsetCrop.setUp(nodeType, nodeData);
+    }
+  },
+});