Release: Thunderbird Beta 13.0b3

Author: thunderbird-botmobile[bot]

app-metadata/net.thunderbird.android.beta/en-US/changelogs/29.txt

@@ -0,0 +1,3 @@
+Thunderbird for Android version 13.0b3, based on K-9 Mail. Changes include:
+- Updating to 13.0b2 offline with IMAP prefix caused migration failure and data loss
+- App crashed on startup when no folders were available after data loss

app-thunderbird/build.gradle.kts

@@ -17,7 +17,7 @@ android {
         applicationId = "net.thunderbird.android"
         testApplicationId = "net.thunderbird.android.tests"
 
-        versionCode = 28
+        versionCode = 29
         versionName = "13.0"
 
         buildConfigField("String", "CLIENT_INFO_APP_NAME", "\"Thunderbird for Android\"")
@@ -118,7 +118,7 @@ android {
             signingConfig = signingConfigs.getByType(SigningType.TB_BETA)
 
             applicationIdSuffix = ".beta"
-            versionNameSuffix = "b2"
+            versionNameSuffix = "b3"
 
             isMinifyEnabled = true
             isShrinkResources = true

app-thunderbird/src/beta/res/raw/changelog_master.xml

@@ -1,6 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <?xml-stylesheet type="text/xsl" href="changelog_style.xsl"?>
 <changelog>
+    <release version="13.0b3" versioncode="29" date="2025-09-22">
+        <change>Updating to 13.0b2 offline with IMAP prefix caused migration failure and data loss</change>
+        <change>App crashed on startup when no folders were available after data loss</change>
+    </release>
     <release version="13.0b2" versioncode="28" date="2025-09-15">
         <change>On IMAP servers with folder prefixes, some folder operations stopped working</change>
     </release>