fix build error

remove the .idea directory

.gitignore

@@ -0,0 +1,50 @@
+# built application files
+*.apk
+*.ap_
+
+# lint folder
+lint
+
+# files for the dex VM
+*.dex
+
+# Java class files
+*.class
+
+# generated files
+bin/
+gen/
+classes/
+gen-external-apklibs/
+
+# maven output folder
+target
+
+# OSX files
+.DS_Store
+
+# Windows files
+Thumbs.db
+
+# vi swap files
+*.swp
+
+# backup files
+*.bak
+
+# Android Studio
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# dummy
+*.classpath
+*.settings/
+*local.properties
+
+.gradle
+/build
+/captures
+
+

app/build.gradle

@@ -5,11 +5,12 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-android-extensions'
 
 android {
-    compileSdkVersion 28
+    namespace "app.layout.motion.motionlayoutexample"
+    compileSdkVersion 31
     defaultConfig {
         applicationId "app.layout.motion.motionlayoutexample"
-        minSdkVersion 18
-        targetSdkVersion 29
+        minSdkVersion 21
+        targetSdkVersion 31
         versionCode 1
         versionName "1.0"
         vectorDrawables.useSupportLibrary = true
@@ -24,16 +25,16 @@ android {
 }
 
 dependencies {
-    implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+//    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.6.10"
+    implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta3'
-    implementation 'androidx.constraintlayout:constraintlayout-solver:2.0.0-beta3'
-    implementation 'androidx.recyclerview:recyclerview:1.1.0-rc01'
-    implementation 'de.hdodenhof:circleimageview:2.2.0'
-    implementation 'androidx.fragment:fragment:1.2.0-rc02'
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.3.0-alpha02'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0-alpha02'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
+    implementation 'androidx.constraintlayout:constraintlayout-solver:2.0.4'
+    implementation 'androidx.recyclerview:recyclerview:1.2.1'
+    implementation 'de.hdodenhof:circleimageview:3.1.0'
+    implementation 'androidx.fragment:fragment:1.4.1'
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test:runner:1.4.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
 }

app/src/main/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="app.layout.motion.motionlayoutexample">
+    >
 
     <application
         android:allowBackup="true"
@@ -10,7 +10,9 @@
         android:hardwareAccelerated="true"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name=".MainActivity"
+            android:exported="true"
+            >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

build.gradle

@@ -1,14 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.3.50'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.2'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath 'com.android.tools.build:gradle:8.1.0'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.20"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
+#Thu Sep 14 23:06:14 CST 2023
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists