Tried first release build.

.gitignore

@@ -1,5 +1,6 @@
 *.iml
 .gradle
+/app/release
 /local.properties
 /.idea/caches
 /.idea/libraries

app/build.gradle

@@ -7,6 +7,10 @@ plugins {
 }
 
 android {
+    signingConfigs {
+        release {
+        }
+    }
     compileSdk 32
 
     defaultConfig {
@@ -34,7 +38,8 @@ android {
 
     buildTypes {
         release {
-            minifyEnabled false
+            minifyEnabled true
+            shrinkResources true
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
@@ -73,7 +78,7 @@ dependencies {
     implementation "androidx.room:room-ktx:2.4.2"
 
 
-    implementation 'com.google.android.material:material:1.7.0-alpha02'
+    implementation 'com.google.android.material:material:1.7.0-alpha03'
 
     implementation 'androidx.core:core-ktx:1.8.0'
     implementation 'androidx.appcompat:appcompat:1.4.2'