feat(housekeeping): integrate studio operations

src/lib/services/furni-import.ts

@@ -403,10 +403,13 @@ async function syncDirMissingFiles(
  * so all imported furniture stays renderable in-game even when a mirror
  * write was skipped.
  */
-export async function syncAssetsToGamedataBundle(): Promise<{
+export async function syncAssetsToGamedataBundle(
+	signal?: AbortSignal,
+): Promise<{
 	copiedNitros: string[];
 	copiedIcons: string[];
 }> {
+	signal?.throwIfAborted();
 	if (process.platform === "win32")
 		return { copiedNitros: [], copiedIcons: [] };
 
@@ -423,6 +426,7 @@ export async function syncAssetsToGamedataBundle(): Promise<{
 		"bundled/furniture",
 	);
 	if (nitroDir !== nitroTarget) {
+		signal?.throwIfAborted();
 		const copied = await syncDirMissingFiles(nitroDir, nitroTarget, (entry) =>
 			entry.endsWith(".nitro"),
 		);
@@ -434,6 +438,7 @@ export async function syncAssetsToGamedataBundle(): Promise<{
 		"icons",
 	);
 	if (iconDir !== iconTarget) {
+		signal?.throwIfAborted();
 		const copied = await syncDirMissingFiles(iconDir, iconTarget, (entry) =>
 			entry.endsWith("_icon.png"),
 		);
@@ -508,6 +513,7 @@ export async function importSingleFurni(params: {
 	skipFurniDataWrite?: boolean;
 	updateExisting?: boolean;
 	onProgress?: (status: string) => void;
+	signal?: AbortSignal;
 	/** Per-source SWF download base URL (e.g. "https://virtualc.nl/dcr"). */
 	sourceSwfBaseUrl?: string;
 	/** Per-source nitro bundle + icon base URL. */
@@ -525,10 +531,12 @@ export async function importSingleFurni(params: {
 		skipFurniDataWrite,
 		updateExisting,
 		onProgress,
+		signal,
 		sourceSwfBaseUrl,
 		nitroBaseUrl: sourceNitroBaseUrl,
 		iconBaseUrl: sourceIconBaseUrl,
 	} = params;
+	signal?.throwIfAborted();
 	const warnings: string[] = [];
 
 	// Check if already exists by classname OR by spriteId (primary key collision).
@@ -604,6 +612,7 @@ export async function importSingleFurni(params: {
 
 	// ── Insert into DB with enriched data ──────────────────────────────
 	onProgress?.("writing_db");
+	signal?.throwIfAborted();
 	try {
 		if (isUpdate) {
 			// NOTE: live Arcturus `items_base` has no description/revision/rare columns —
@@ -660,6 +669,7 @@ export async function importSingleFurni(params: {
 	// fall back to base-classname icon (Nitro reuses base for all colors
 	// when no color-specific icon exists).
 	onProgress?.("downloading");
+	signal?.throwIfAborted();
 
 	const iconColorAware = classname.replace(/\*/g, "_");
 
@@ -701,8 +711,8 @@ export async function importSingleFurni(params: {
 	// Download icon + SWF concurrently (independent assets). Each tries its
 	// candidate URLs in order until one succeeds.
 	const [iconOkResult, swfOk] = await Promise.all([
-		tryDownloadCandidates(iconUrls, iconPath, "png"),
-		tryDownloadCandidates(swfUrls, swfPath, "swf"),
+		tryDownloadCandidates(iconUrls, iconPath, "png", signal),
+		tryDownloadCandidates(swfUrls, swfPath, "swf", signal),
 	]);
 	let iconOk = iconOkResult;
 
@@ -715,7 +725,10 @@ export async function importSingleFurni(params: {
 		!existsSync(/*turbopackIgnore: true*/ nitroPath)
 	) {
 		const nitroUrl = `${sourceNitroBaseUrl}/${encodeURIComponent(safeNitroName)}.nitro`;
-		const dl = await downloadFile(nitroUrl, nitroPath, { validate: "png" });
+		const dl = await downloadFile(nitroUrl, nitroPath, {
+			validate: "png",
+			signal,
+		});
 		if (dl.ok) nitroDownloadOk = true;
 	}
 
@@ -744,6 +757,7 @@ export async function importSingleFurni(params: {
 
 	// ── Convert SWF to Nitro ──────────────────────────────────────────
 	onProgress?.("converting");
+	signal?.throwIfAborted();
 	let conversionResult: ConversionResult | null = null;
 
 	if (existsSync(/*turbopackIgnore: true*/ nitroPath)) {