Add folder image loader node

js/load_images_folder/api.mjs

@@ -0,0 +1,40 @@
+export async function listFolder(folder, recursive) {
+  try {
+    const url =
+      `/dumas/api/load_images_folder/list?path=${encodeURIComponent(folder)}` +
+      `&recursive=${recursive ? 1 : 0}`;
+    const response = await fetch(url, { cache: "no-store" });
+    return await response.json();
+  } catch (error) {
+    return { ok: false, message: String(error), files: [] };
+  }
+}
+
+export function thumbURL(folder, rel, mtime) {
+  return (
+    `/dumas/api/load_images_folder/thumb?path=${encodeURIComponent(folder)}` +
+    `&file=${encodeURIComponent(rel)}&mt=${Math.floor(mtime || 0)}`
+  );
+}
+
+export async function browseFolder(path) {
+  try {
+    const response = await fetch(
+      `/dumas/api/load_images_folder/browse?path=${encodeURIComponent(path || "")}`,
+    );
+    return await response.json();
+  } catch (error) {
+    return { ok: false, message: String(error), dirs: [] };
+  }
+}
+
+export async function pickNativeFolder(startPath) {
+  try {
+    const response = await fetch(
+      `/dumas/api/load_images_folder/pick_native?path=${encodeURIComponent(startPath || "")}`,
+    );
+    return await response.json();
+  } catch (error) {
+    return { ok: false, message: String(error) };
+  }
+}