Add path to bookmarks, add logout button

svelte/src/lib/FilesystemAPI.ts

@@ -55,6 +55,14 @@ export const node_is_shared = (node: FSNode): boolean => {
 	}
 	return false
 }
+export const path_is_shared = (path: FSNode[]): boolean => {
+	for (let i = 0; i < path.length; i++) {
+		if (node_is_shared(path[i])) {
+			return true
+		}
+	}
+	return false
+}
 
 export type FSNodeProperties = {
 	branding_enabled?: string,
@@ -364,7 +372,7 @@ export const fs_share_path = (path: FSNode[]): string => {
 
 	// Find the last node in the path that has a public ID
 	for (let i = path.length - 1; i >= 0; i--) {
-		if (path[i].id !== undefined && path[i].id !== "me") {
+		if (node_is_shared(path[i])) {
 			bucket_idx = i
 			break
 		}