feat: add ComfyUI integration for image generation and management

- Implemented ComfyGenerateRequest type and associated functions for generating images using various architectures and modes.
- Added functions for listing generation options and handling image uploads.
- Created workflows for different generation modes including SDXL, Z-Image, Z-Image Turbo, and Anima.
- Introduced GenerationJobStatus component to display the status of ongoing generation jobs.
- Developed MaskControls for managing mask operations and displaying mask analysis.
- Created palette items for tool selection, layer management, and generation settings.

platform/comfy/generationClient.ts

@@ -0,0 +1,11 @@
+export async function fetchGenerationOptions(): Promise<unknown> {
+  const response = await fetch("/api/comfy/models");
+  if (!response.ok) throw new Error("Unable to load ComfyUI models");
+  return response.json() as Promise<unknown>;
+}
+
+export async function requestGeneration(body: unknown): Promise<{ source: string; mimeType: string }> {
+  const response = await fetch("/api/comfy/generate", { method: "POST", headers: { "content-type": "application/json" }, body: JSON.stringify(body) });
+  if (!response.ok) throw new Error(await response.text());
+  return response.json() as Promise<{ source: string; mimeType: string }>;
+}