chore(version): set repository version to 2.1.5 (build 125)

docs/index.html

@@ -93,7 +93,7 @@
         "operatingSystem": "iOS 26, iPadOS 26, macOS 15",
         "applicationCategory": "UtilitiesApplication",
         "applicationSubCategory": "Keyboard",
-        "softwareVersion": "2.1.0",
+        "softwareVersion": "2.1.5",
         "description": "OSGKeyboard is an agentic keyboard and AI voice keyboard (语音输入法 / 嘴替输入法) for iPhone, iPad, and Mac: on-device dictation by default, an AI assistant with preview-before-insert, a learned personal style that sounds like you, agentic clipboard skills that act on what you copy, Chinese and English typing, providers configured with your own API key, and optional managed credits. Source available, not open source.",
         "downloadUrl": "https://apps.apple.com/app/osgkeyboard/id6781553267",
         "installUrl": "https://apps.apple.com/app/osgkeyboard/id6781553267",
@@ -899,8 +899,8 @@
 
   <footer class="site-footer">
     <div class="footer-inner">
-      <span data-zh="OSGKeyboard 2.1.0 · AI 语音输入法 · 源码可见，非开源软件" data-en="OSGKeyboard 2.1.0 · AI voice keyboard · Source-available, not open source">
-        OSGKeyboard 2.1.0 · AI 语音输入法 · 源码可见，非开源软件
+      <span data-zh="OSGKeyboard 2.1.5 · AI 语音输入法 · 源码可见，非开源软件" data-en="OSGKeyboard 2.1.5 · AI voice keyboard · Source-available, not open source">
+        OSGKeyboard 2.1.5 · AI 语音输入法 · 源码可见，非开源软件
       </span>
       <div class="footer-links">
         <a href="privacy/" data-zh="隐私政策" data-en="Privacy">隐私政策</a>