Build optimization

app/build.gradle

@@ -22,19 +22,27 @@ android {
         versionCode 57
         versionName "4.21-hotfix1"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
-        multiDexEnabled true
         vectorDrawables.useSupportLibrary = true
     }
     buildTypes {
         debug {
+            minifyEnabled true
+            shrinkResources true
+
             debuggable true
             applicationIdSuffix ".debug"
             versionNameSuffix "-DEBUG"
 
             buildConfigField('Boolean', 'CENSOR', 'false')
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+
+            ext.enableCrashlytics = false
+            ext.alwaysUpdateBuildId = false
         }
         release {
+            minifyEnabled true
+            shrinkResources true
+
             buildConfigField('Boolean', 'CENSOR', 'false')
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
@@ -57,7 +65,7 @@ dependencies {
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7"
     implementation "org.jetbrains.kotlinx:kotlinx-serialization-runtime:0.20.0"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.preference:preference:1.1.1'
     implementation 'androidx.gridlayout:gridlayout:1.0.0'