From 5b2092637af3d75dc6d3766352cb2e6ffb01c619 Mon Sep 17 00:00:00 2001
From: Istvan Soos <istvan.soos@gmail.com>
Date: Tue, 2 Sep 2025 16:14:44 +0200
Subject: [PATCH 1/3] Parse change headers with "Version <v>" pattern too.

---
 app/lib/shared/changelog.dart       |  5 +++++
 app/test/shared/changelog_test.dart | 25 ++++++++++++++++++++++++-
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/app/lib/shared/changelog.dart b/app/lib/shared/changelog.dart
index db602ed7f3..bcc40a02df 100644
--- a/app/lib/shared/changelog.dart
+++ b/app/lib/shared/changelog.dart
@@ -401,6 +401,11 @@ class ChangelogParser {
       }
     }
 
+    // remove leading 'Version' label
+    if (inputLowerCase.startsWith('version ')) {
+      input = input.trim().substring(7).trim();
+    }
+
     // extract version
     final versionPart = input.split(' ').firstWhereOrNull((e) => e.isNotEmpty);
     if (versionPart == null) {
diff --git a/app/test/shared/changelog_test.dart b/app/test/shared/changelog_test.dart
index f9703758fd..a9dbc7f3d5 100644
--- a/app/test/shared/changelog_test.dart
+++ b/app/test/shared/changelog_test.dart
@@ -118,11 +118,16 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Added
 - Pre-release version
+
+## Version 0.9.0 (Bugfix release)
+
+- Fixing a bug.
+
 ''';
 
       final changelog = _parse(markdown);
 
-      expect(changelog.releases, hasLength(3));
+      expect(changelog.releases, hasLength(4));
 
       expect(changelog.releases[0].version, equals('2.0.0'));
       expect(changelog.releases[0].date, equals(DateTime(2025, 8, 1)));
@@ -132,6 +137,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
       expect(changelog.releases[2].version, equals('1.0.0-beta.1'));
       expect(changelog.releases[2].date, equals(DateTime(2025, 1, 15)));
+
+      expect(changelog.releases[3].version, equals('0.9.0'));
+      expect(changelog.releases[3].note, '(Bugfix release)');
     });
 
     test('handles different date formats', () {
@@ -234,6 +242,21 @@ void main() {
       expect(changelog.releases[1].version, equals('1.0.0'));
     });
 
+    test('handles mixed header levels #2', () {
+      const markdown = '''## Changelog
+
+#### v2.0.0
+
+#### v1.0.0
+
+''';
+      final changelog = _parse(markdown);
+      expect(
+        changelog.releases.map((e) => e.version).toList(),
+        ['2.0.0', '1.0.0'],
+      );
+    });
+
     test('handles embedded header levels', () {
       const markdown = '''
 # Changelog

From c25f4557ef53ab8c58d60c646ed2a738b6935a3d Mon Sep 17 00:00:00 2001
From: Istvan Soos <istvan.soos@gmail.com>
Date: Tue, 2 Sep 2025 16:24:39 +0200
Subject: [PATCH 2/3] updated trim

---
 app/lib/shared/changelog.dart | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/lib/shared/changelog.dart b/app/lib/shared/changelog.dart
index bcc40a02df..99723e8398 100644
--- a/app/lib/shared/changelog.dart
+++ b/app/lib/shared/changelog.dart
@@ -382,11 +382,12 @@ class ChangelogParser {
   /// - `unreleased`
   /// - `next release (...)`
   _ParsedHeader? _tryParseAsHeader(html.Element elem, String input) {
+    assert(input == input.trim());
     final level = _acceptedHeaderTags.indexOf(elem.localName!);
 
     final anchor = elem.attributes['id'];
     // special case: unreleased
-    final inputLowerCase = input.toLowerCase().trim();
+    final inputLowerCase = input.toLowerCase();
     final unreleasedTexts = ['unreleased', 'next release'];
     for (final unreleasedText in unreleasedTexts) {
       if (inputLowerCase == unreleasedText) {
@@ -403,7 +404,7 @@ class ChangelogParser {
 
     // remove leading 'Version' label
     if (inputLowerCase.startsWith('version ')) {
-      input = input.trim().substring(7).trim();
+      input = input.substring(7).trim();
     }
 
     // extract version

From c8222ce1d654784f86878cf1a80e85972bd2a084 Mon Sep 17 00:00:00 2001
From: Istvan Soos <istvan.soos@gmail.com>
Date: Tue, 2 Sep 2025 16:26:01 +0200
Subject: [PATCH 3/3] formal versionLabelPrefix

---
 app/lib/shared/changelog.dart | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/lib/shared/changelog.dart b/app/lib/shared/changelog.dart
index 99723e8398..c23ff11fe7 100644
--- a/app/lib/shared/changelog.dart
+++ b/app/lib/shared/changelog.dart
@@ -403,8 +403,9 @@ class ChangelogParser {
     }
 
     // remove leading 'Version' label
-    if (inputLowerCase.startsWith('version ')) {
-      input = input.substring(7).trim();
+    const versionLabelPrefix = 'version ';
+    if (inputLowerCase.startsWith(versionLabelPrefix)) {
+      input = input.substring(versionLabelPrefix.length).trim();
     }
 
     // extract version