update min SDK and deps (#155)

diff --git a/.github/workflows/test-package.yml b/.github/workflows/test-package.yml
index 1535d97..1e34fae 100644
--- a/.github/workflows/test-package.yml
+++ b/.github/workflows/test-package.yml
@@ -19,7 +19,7 @@
     strategy:
       fail-fast: false
       matrix:
-        sdk: [stable]
+        sdk: [dev]
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - uses: dart-lang/setup-dart@ca7e6fee45ffbd82b555a7ebfc236d2c86439f5b
@@ -44,7 +44,7 @@
       matrix:
         # Add macos-latest and/or windows-latest if relevant for this package.
         os: [ubuntu-latest]
-        sdk: [2.19.0, stable, beta]
+        sdk: [3.2, dev]
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
       - uses: dart-lang/setup-dart@ca7e6fee45ffbd82b555a7ebfc236d2c86439f5b
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 872f9f0..41843d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.2.1-wip
+
+* Require Dart 3.2
+
 ## 1.2.0
 
 * Add notification when the log level is changed. Logger `onLevelChanged` broadcasts a stream of level values.
diff --git a/analysis_options.yaml b/analysis_options.yaml
index a0097f6..7c004e0 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -11,27 +11,21 @@
     - avoid_classes_with_only_static_members
     - avoid_private_typedef_functions
     - avoid_redundant_argument_values
-    - avoid_returning_null_for_future
     - avoid_returning_this
     - avoid_unused_constructor_parameters
     - avoid_void_async
     - cancel_subscriptions
-    - comment_references
     - join_return_with_assignment
     - literal_only_boolean_expressions
     - missing_whitespace_between_adjacent_strings
     - no_adjacent_strings_in_list
     - no_runtimeType_toString
     - package_api_docs
-    - prefer_const_constructors
     - prefer_const_declarations
     - prefer_expression_function_bodies
     - prefer_final_locals
-    - prefer_relative_imports
-    - test_types_in_equals
     - unnecessary_await_in_return
     - unnecessary_raw_strings
     - use_if_null_to_convert_nulls_to_bools
     - use_raw_strings
     - use_string_buffers
-    - use_super_parameters
diff --git a/pubspec.yaml b/pubspec.yaml
index 3a5eebb..6d05e98 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,13 +1,13 @@
 name: logging
-version: 1.2.0
+version: 1.2.1-wip
 description: >-
   Provides APIs for debugging and error logging, similar to loggers in other
   languages, such as the Closure JS Logger and java.util.logging.Logger.
 repository: https://github.com/dart-lang/logging
 
 environment:
-  sdk: '>=2.19.0 <4.0.0'
+  sdk: ^3.2.0
 
 dev_dependencies:
-  dart_flutter_team_lints: ^1.0.0
+  dart_flutter_team_lints: ^2.0.0
   test: ^1.16.0
diff --git a/test/logging_test.dart b/test/logging_test.dart
index 0c9bd66..7edabb0 100644
--- a/test/logging_test.dart
+++ b/test/logging_test.dart
@@ -240,7 +240,7 @@
 
     test('children is empty', () {
       final a = Logger.detached('a');
-      expect(a.children, {});
+      expect(a.children, <Object, Object>{});
     });
 
     test('have levels independent of the root level', () {
@@ -409,7 +409,7 @@
 
     test('logging methods store appropriate level', () {
       root.level = Level.ALL;
-      final rootMessages = [];
+      final rootMessages = <String>[];
       root.onRecord.listen((record) {
         rootMessages.add('${record.level}: ${record.message}');
       });
@@ -439,7 +439,7 @@
 
     test('logging methods store exception', () {
       root.level = Level.ALL;
-      final rootMessages = [];
+      final rootMessages = <String>[];
       root.onRecord.listen((r) {
         rootMessages.add('${r.level}: ${r.message} ${r.error}');
       });
@@ -485,9 +485,9 @@
 
     test('message logging - no hierarchy', () {
       root.level = Level.WARNING;
-      final rootMessages = [];
-      final aMessages = [];
-      final cMessages = [];
+      final rootMessages = <String>[];
+      final aMessages = <String>[];
+      final cMessages = <String>[];
       c.onRecord.listen((record) {
         cMessages.add('${record.level}: ${record.message}');
       });
@@ -536,9 +536,9 @@
 
       b.level = Level.WARNING;
 
-      final rootMessages = [];
-      final aMessages = [];
-      final cMessages = [];
+      final rootMessages = <String>[];
+      final aMessages = <String>[];
+      final cMessages = <String>[];
       c.onRecord.listen((record) {
         cMessages.add('${record.level}: ${record.message}');
       });
@@ -602,7 +602,7 @@
 
     test('message logging - lazy functions', () {
       root.level = Level.INFO;
-      final messages = [];
+      final messages = <String>[];
       root.onRecord.listen((record) {
         messages.add('${record.level}: ${record.message}');
       });
@@ -624,8 +624,8 @@
 
     test('message logging - calls toString', () {
       root.level = Level.INFO;
-      final messages = [];
-      final objects = [];
+      final messages = <String>[];
+      final objects = <Object?>[];
       final object = Object();
       root.onRecord.listen((record) {
         messages.add('${record.level}: ${record.message}');