feat: error reporting with logs (#45)

* feat: add ability to get logs file from ui

* test: add unit test for log line parsing in logs_provider

* refactor: update all logs to obfuscate sensitive information

* feat: generate dynamic zip file name for logs export

* feat: enhance logging in audiobook player and provider for better debugging

* refactor: extract user display logic into UserBar widget for offline access of settings and logs

* feat: add About section with app metadata and source code link in YouPage

lib/features/logging/providers/logs_provider.dart

@@ -0,0 +1,76 @@
+import 'dart:io';
+
+import 'package:archive/archive_io.dart';
+import 'package:logging/logging.dart';
+import 'package:path_provider/path_provider.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:vaani/features/logging/core/logger.dart';
+
+part 'logs_provider.g.dart';
+
+@riverpod
+class Logs extends _$Logs {
+  @override
+  Future<List<LogRecord>> build() async {
+    final path = await getLoggingFilePath();
+    final file = File(path);
+    if (!file.existsSync()) {
+      return [];
+    }
+    final lines = await file.readAsLines();
+    return lines.map(parseLogLine).toList();
+  }
+
+  Future<void> clear() async {
+    final path = await getLoggingFilePath();
+    final file = File(path);
+    await file.writeAsString('');
+    state = AsyncData([]);
+  }
+
+  Future<String> getZipFilePath() async {
+    var encoder = ZipFileEncoder();
+    encoder.create(await generateZipFilePath());
+    encoder.addFile(File(await getLoggingFilePath()));
+    encoder.close();
+    return encoder.zipPath;
+  }
+}
+
+Future<String> generateZipFilePath() async {
+  Directory appDocDirectory = await getTemporaryDirectory();
+  return '${appDocDirectory.path}/${generateZipFileName()}';
+}
+
+String generateZipFileName() {
+  return 'vaani-${DateTime.now().toIso8601String()}.zip';
+}
+
+Level parseLevel(String level) {
+  return Level.LEVELS
+      .firstWhere((l) => l.name == level, orElse: () => Level.ALL);
+}
+
+LogRecord parseLogLine(String line) {
+  // 2024-10-03 00:48:58.012400 INFO GoRouter - getting location for name: "logs"
+
+  final RegExp logLineRegExp = RegExp(
+    r'(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{6}) (\w+) (\w+) - (.+)',
+  );
+
+  final match = logLineRegExp.firstMatch(line);
+  if (match == null) {
+    // return as is
+    return LogRecord(Level.ALL, line, 'Unknown');
+  }
+
+  final timeString = match.group(1)!;
+  final levelString = match.group(2)!;
+  final loggerName = match.group(3)!;
+  final message = match.group(4)!;
+
+  final time = DateTime.parse(timeString);
+  final level = parseLevel(levelString);
+
+  return LogRecord(level, message, loggerName, time);
+}