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/typings/rgthree.d.ts

@@ -0,0 +1,75 @@
+/**
+ * Typings specific to rgthree-comfy.
+ */
+import type { LGraphNode, Vector2 } from "@comfyorg/frontend";
+import type { CanvasMouseEvent } from "@comfyorg/litegraph/dist/types/events.js";
+import type { RgthreeBaseNode, RgthreeBaseVirtualNode } from '../comfyui/base_node.js'
+
+export type AdjustedMouseCustomEvent = CustomEvent<{ originalEvent: CanvasMouseEvent }>;
+
+export type Constructor<T> = new(...args: any[]) => T;
+
+export interface RgthreeBaseNodeConstructor extends Constructor<RgthreeBaseNode> {
+	static type: string;
+	static category: string;
+  static comfyClass: string;
+	static exposedActions: string[];
+}
+
+export interface RgthreeBaseVirtualNodeConstructor extends Constructor<RgthreeBaseVirtualNode> {
+	static type: string;
+	static category: string;
+	static _category: string;
+}
+
+export interface RgthreeBaseServerNodeConstructor extends Constructor<RgthreeBaseServerNode> {
+	static nodeType: ComfyNodeConstructor;
+	static nodeData: ComfyObjectInfo;
+	static __registeredForOverride__: boolean;
+  onRegisteredForOverride(comfyClass: any, rgthreeClass: any) : void;
+}
+
+export type RgthreeModelInfoDetails = {
+  file?: string;
+  path?: string;
+  hasInfoFile?: boolean;
+  image?: string;
+}
+
+export type RgthreeModelInfo = RgthreeModelInfoDetails & {
+  name?: string;
+  type?: string;
+  baseModel?: string;
+  baseModelFile?: string;
+  links?: string[];
+  strengthMin?: number;
+  strengthMax?: number;
+  triggerWords?: string[];
+  trainedWords?: {
+    word: string;
+    count?: number;
+    civitai?: boolean
+    user?: boolean
+  }[];
+  description?: string;
+  sha256?: string;
+  path?: string;
+  images?: {
+    url: string;
+    civitaiUrl?: string;
+    steps?: string|number;
+    cfg?: string|number;
+    type?: 'image'|'video';
+    sampler?: string;
+    model?: string;
+    seed?: string;
+    negative?: string;
+    positive?: string;
+    resources?: {name?: string, type?: string, weight?: string|number}[];
+  }[]
+  userTags?: string[];
+  userNote?: string;
+  raw?: any;
+  // This one is just on the client.
+  filterDir?: string;
+}