v3.1.2: fix missing codeBlockFileRegex causing send error

android/app/build.gradle

@@ -7,8 +7,8 @@ android {
         applicationId "ai.z.chat"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 21
-        versionName "3.1.1"
+        versionCode 22
+        versionName "3.1.2"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         aaptOptions {
             ignoreAssetsPattern = '!.svn:!.git:!.ds_store:!*.scc:.*:!CVS:!thumbs.db:!picasa.ini:!*~'

package.json

@@ -1,6 +1,6 @@
 {
   "name": "zai-chat",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "description": "Z.AI Chat - Full stack AI chat powered by GLM Coding Plan",
   "main": "index.js",
   "scripts": {

www/js/app.js

@@ -1441,6 +1441,7 @@
         var deviceCurrentAppRegex = /\[DEVICE_CURRENT_APP\]/gi;
         var hermesInstallRegex = /\[HERMES_INSTALL\]/gi;
         var hermesExecRegex = /\[HERMES_EXEC\s+([^\]]+)\]/gi;
+        var codeBlockFileRegex = /```(\w+)\s*\n([\s\S]*?)```/gi;
         var match;
 
         while ((match = createActionRegex.exec(content)) !== null) {