import type { ModelDownload, Recipe, RecipeWithStatus, StarterPreset } from "@/lib/types";import { defaultRuntimeForBackend } from "@/lib/serve-runtime"; const normalizeId = (value: string): string =>  value    .toLowerCase()    .replace(/[^a-z0-9-_]+/g, "-")    .replace(/-+/g, "-")    .replace(/^-|-$/g, ""); function dedupeRecipeId(base: string, existingRecipes: Pick<RecipeWithStatus, "id">[]): string {  const existingIds = new Set(existingRecipes.map((recipe) => recipe.id));  let recipeId = base || `model-${Date.now()}`;  let suffix = 1;  while (existingIds.has(recipeId)) {    recipeId = `${base}-${suffix}`;    suffix += 1;  }  return recipeId;} export function buildStarterRecipe(  download: ModelDownload,  existingRecipes: Pick<RecipeWithStatus, "id">[],  preset?: StarterPreset | null,): Recipe {  const recipeBase = preset    ? normalizeId(preset.id)    : normalizeId(download.model_id.split("/").pop() ?? download.model_id);  const recipeId = dedupeRecipeId(recipeBase, existingRecipes);   const backend = preset?.backend ?? "vllm";  const modelPath =    backend === "llamacpp" && preset?.gguf_file      ? `${download.target_dir.replace(/\/+$/, "")}/${preset.gguf_file}`      : download.target_dir;   return {    id: recipeId,    name: preset?.name ?? download.model_id,    model_path: modelPath,    backend,    runtime: defaultRuntimeForBackend(backend),    served_model_name: download.model_id,    trust_remote_code: true,    dtype: "auto",    max_model_len: 32768,    gpu_memory_utilization: 0.9,    tensor_parallel_size: 1,    pipeline_parallel_size: 1,    max_num_seqs: 256,    kv_cache_dtype: "auto",    extra_args: {},    ...(preset?.recipe_overrides ?? {}),  };}