Auto-commit after successful build: update app gameplay/UI, improve build setup

Changed files:\napp/build.gradle.kts
app/src/main/java/solutions/tretter/githugandroid/levels/CoreLevels.kt

app/build.gradle.kts

@@ -11,8 +11,8 @@ android {
         applicationId = "solutions.tretter.githugandroid"
         minSdk = 26
         targetSdk = 34
-        versionCode = 77
-        versionName = "0.1.76"
+        versionCode = 78
+        versionName = "0.1.77"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true

app/src/main/java/solutions/tretter/githugandroid/levels/CoreLevels.kt

@@ -18,7 +18,7 @@ internal fun coreLevels(): List<Level> = listOf(
         commandSuggestions = listOf("git config user.name GitHug", "git config user.email githug@example.com"),
         setup = { RepoState(initialized = true, branches = mapOf("master" to 0)) },
         validator = repoPredicate { repo ->
-            repo.config["user.name"] != null && repo.config["user.email"] != null
+            repo.config.containsKey("user.name") && repo.config.containsKey("user.email")
         },
     ),
     level(