Persist book status and add recent catalog section

composeApp/src/jvmMain/kotlin/net/sergeych/toread/BookPlatform.jvm.kt

@@ -94,6 +94,13 @@ actual suspend fun loadLibraryItemsPage(limit: Int, offset: Int): List<LibraryIt
     }
 }
 
+actual suspend fun loadRecentlyAddedLibraryItems(sinceImportedAt: Long, limit: Int): List<LibraryItem> = withContext(Dispatchers.IO) {
+    appendLibraryLog("load recently added library items since=$sinceImportedAt limit=$limit")
+    openLibraryDatabase().useLibrary { db ->
+        db.files.listRecentlyAddedLibraryFiles(sinceImportedAt, limit).map { it.toLibraryItem() }
+    }
+}
+
 actual suspend fun searchLibraryItems(query: String, limit: Int): List<LibraryItem> = withContext(Dispatchers.IO) {
     val prefixes = query.toSearchPrefixes()
     if (prefixes.isEmpty()) return@withContext emptyList()
@@ -103,6 +110,8 @@ actual suspend fun searchLibraryItems(query: String, limit: Int): List<LibraryIt
     }
 }
 
+actual fun currentLibraryTimeMillis(): Long = System.currentTimeMillis()
+
 actual suspend fun loadLibraryItem(fileId: String): LibraryItem? = withContext(Dispatchers.IO) {
     openLibraryDatabase().useLibrary { db ->
         db.files.getLibraryFile(fileId)?.toLibraryItem()