Android: Update Gradle to 9.9.0, AGP to 9.5.1, protobuf to 4.36.2

protoc was still on 3.25.3 while the runtime was on 4.x; both are now 4.36.2.
appcompat stays at 1.7.1, since 1.8.0 needs minSdk 23.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

android/build.gradle.kts

@@ -58,17 +58,16 @@ val gitVersionCode =
 		commitsSinceTag
 
 dependencies {
-	// 1.6.1 is the newest version we can use that won't complain about minSdk version,
-	// and also doesn't collide kotlin versions with com.gladed.androidgitversion.
-	// Will replace with a different plugin soon.
+	// appcompat 1.8.0 and later need minSdk 23.
 	implementation("androidx.appcompat:appcompat:1.7.1")
 	implementation("androidx.documentfile:documentfile:1.1.0")
-	implementation("com.google.protobuf:protobuf-javalite:4.35.1")
+	// Keep the runtime and protoc versions in step.
+	implementation("com.google.protobuf:protobuf-javalite:4.36.2")
 }
 
 protobuf {
 	protoc {
-		artifact = "com.google.protobuf:protoc:3.25.3"
+		artifact = "com.google.protobuf:protoc:4.36.2"
 	}
 
 	generateProtoTasks {

build.gradle.kts

@@ -1,4 +1,4 @@
 plugins {
-	id("com.android.application") version "9.5.0" apply false
-	id("com.google.protobuf") version "0.10.0" apply false
+	id("com.android.application") version "9.5.1" apply false
+	id("com.google.protobuf") version "0.10.1" apply false
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 #Wed Oct 14 18:07:36 CEST 2026
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.9.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists