Bump version to 8.4.2

Co-authored-by: Greyson Parrelli <greyson@signal.org>

.editorconfig

@@ -18,6 +18,8 @@ ktlint_standard_statement-wrapping = disabled
 internal:ktlint-suppression = disabled
 ktlint_standard_unnecessary-parentheses-before-trailing-lambda = disabled
 ktlint_standard_value-parameter-comment = disabled
+ktlint_standard_class-signature = disabled
+ktlint_standard_function-expression-body = disabled
 
 # Disable ktlint on generated source code, see
 # https://github.com/JLLeitschuh/ktlint-gradle/issues/746

.github/workflows/android.yml

@@ -28,7 +28,7 @@ jobs:
         cache: gradle
 
     - name: Validate Gradle Wrapper
-      uses: gradle/wrapper-validation-action@v3
+      uses: gradle/actions/wrapper-validation@v5
 
     - name: Build with Gradle
       run: ./gradlew qa

.github/workflows/diffuse.yml

@@ -32,7 +32,7 @@ jobs:
       run: echo "y" | ${ANDROID_SDK_ROOT}/cmdline-tools/latest/bin/sdkmanager --install "ndk;${{ env.NDK_VERSION }}"
 
     - name: Validate Gradle Wrapper
-      uses: gradle/wrapper-validation-action@v1
+      uses: gradle/actions/wrapper-validation@v5
 
     - name: Cache base apk
       id: cache-base

.github/workflows/docker.yml

@@ -1,21 +1,20 @@
-name: Reproducible Build Check
+name: Check reproducible-build Dockerfile
 
 on:
   schedule:
-    - cron: '0 5 * * *'
+    - cron: "0 5 * * *"
 
 permissions:
   contents: read # to fetch code (actions/checkout)
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
     steps:
-    - uses: actions/checkout@v4
-    - name: Build image
-      run: cd reproducible-builds && docker build -t signal-android . && cd ..
-
-    - name: Test build
-      run: docker run --rm -v $(pwd):/project -w /project signal-android ./gradlew clean assemblePlayProdRelease
+      - uses: actions/checkout@v6
+      - name: Build image
+        run: |
+          cd reproducible-builds
+          docker build -t signal-android .
+      - name: Test build
+        run: docker run --memory=12g --rm -v "$(pwd)":/project -w /project signal-android ./gradlew --no-daemon --max-workers=1 -Dorg.gradle.jvmargs="-Xmx4g -XX:MaxMetaspaceSize=512m" -Dkotlin.compiler.execution.strategy=in-process bundlePlayProdRelease

.gitignore

@@ -32,3 +32,5 @@ maps.key
 /local/
 kls_database.db
 .kotlin
+lefthook-local.yml
+sample-videos/

.idea/codeStyles/Project.xml

@@ -16,6 +16,7 @@
       <option name="ALIGN_MULTILINE_TEXT_BLOCKS" value="true" />
       <option name="IMPORT_LAYOUT_TABLE">
         <value>
+          <package name="" withSubpackages="true" static="false" module="true" />
           <package name="android" withSubpackages="true" static="false" />
           <emptyLine />
           <package name="androidx" withSubpackages="true" static="false" />

.tool-versions

@@ -1 +1,2 @@
-java 17.0.2
+java openjdk-17.0.2
+uv   latest

CONTRIBUTING.md

@@ -62,7 +62,7 @@ You will need to [sign our CLA](https://signal.org/cla/) before your pull reques
 ### Follow the Code Style Guidelines
 Ensure that your code adheres to the [Code Style Guidelines](https://github.com/signalapp/Signal-Android/wiki/Code-Style-Guidelines) before submitting a pull request.
 
-You can run `./gradlew format` to automatically check conformance with some of these guidelines.
+You can run `./gradlew format` to automatically format your code. See `lefthook.yml` for instructions on how to run this as a git hook.
 
 ### Submit finished and well-tested pull requests
 Please do not submit pull requests that are still a work in progress. Pull requests should be thoroughly tested and ready to merge before they are submitted.

README.md

@@ -1,14 +1,18 @@
 # Signal Android
 
-Signal is a simple, powerful, and secure messenger.
+Signal is a simple, powerful, and secure messenger that uses your phone's data connection (WiFi/3G/4G/5G) to communicate securely.
 
-Signal uses your phone's data connection (WiFi/3G/4G/5G) to communicate securely. Millions of people use Signal every day for free and instantaneous communication anywhere in the world. Send and receive high-fidelity messages, participate in HD voice/video calls, and explore a growing set of new features that help you stay connected. Signal’s advanced privacy-preserving technology is always enabled, so you can focus on sharing the moments that matter with the people who matter to you.
+Millions of people use Signal every day for free and instantaneous communication anywhere in the world. Send and receive high-fidelity messages, participate in HD voice/video calls, and explore a growing set of new features that help you stay connected. 
 
-Currently available on the Play Store and [signal.org](https://signal.org/android/apk/).
+Signal’s advanced privacy-preserving technology is always enabled, so you can focus on sharing the moments that matter with the people who matter to you.
+
+Currently available on the [Play Store](https://play.google.com/store/apps/details?id=org.thoughtcrime.securesms) and [signal.org](https://signal.org/android/apk/).
 
 <a href='https://play.google.com/store/apps/details?id=org.thoughtcrime.securesms&pcampaignid=MKT-Other-global-all-co-prtnr-py-PartBadge-Mar2515-1'><img alt='Get it on Google Play' src='https://play.google.com/intl/en_us/badges/images/generic/en_badge_web_generic.png' height='80px'/></a>
 
-## Contributing Bug reports
+Also available on [iOS](https://github.com/signalapp/signal-ios) and [Desktop](https://github.com/signalapp/signal-desktop).
+
+## Contributing Bug Reports
 We use GitHub for bug tracking. Please search the existing issues for your bug and create a new one if the issue is not yet tracked!
 
 https://github.com/signalapp/Signal-Android/issues
@@ -21,6 +25,11 @@ https://play.google.com/apps/testing/org.thoughtcrime.securesms
 
 If you're interested in a life of peace and tranquility, stick with the standard releases.
 
+## Contributing Translations
+Interested in helping translate Signal? Contribute here:
+
+https://community.signalusers.org/c/translation-feedback/
+
 ## Contributing Code
 
 If you're new to the Signal codebase, we recommend going through our issues and picking out a simple bug to fix in order to get yourself familiar. Also please have a look at the [CONTRIBUTING.md](https://github.com/signalapp/Signal-Android/blob/main/CONTRIBUTING.md), that might answer some of your questions.

app/build.gradle.kts

@@ -2,9 +2,10 @@
 
 import com.android.build.api.dsl.ManagedVirtualDevice
 import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-import java.io.FileInputStream
-import java.text.SimpleDateFormat
-import java.util.Date
+import java.time.Instant
+import java.time.ZoneOffset
+import java.time.format.DateTimeFormatter
+import java.util.Locale
 import java.util.Properties
 
 plugins {
@@ -12,6 +13,8 @@ plugins {
   alias(libs.plugins.jetbrains.kotlin.android)
   alias(libs.plugins.ktlint)
   alias(libs.plugins.compose.compiler)
+  alias(libs.plugins.kotlinx.serialization)
+  alias(benchmarkLibs.plugins.baselineprofile)
   id("androidx.navigation.safeargs")
   id("kotlin-parcelize")
   id("com.squareup.wire")
@@ -21,12 +24,34 @@ plugins {
 
 apply(from = "static-ips.gradle.kts")
 
-val canonicalVersionCode = 1539
-val canonicalVersionName = "7.41.0"
-val currentHotfixVersion = 0
+val canonicalVersionCode = 1670
+val canonicalVersionName = "8.4.2"
+val currentHotfixVersion = 1
 val maxHotfixVersions = 100
 
-val keystores: Map<String, Properties?> = mapOf("debug" to loadKeystoreProperties("keystore.debug.properties"))
+// We don't want versions to ever end in 0 so that they don't conflict with nightly versions
+val possibleHotfixVersions = (0 until maxHotfixVersions).toList().filter { it % 10 != 0 }
+
+val debugKeystorePropertiesProvider = providers.of(PropertiesFileValueSource::class.java) {
+  parameters.file.set(rootProject.layout.projectDirectory.file("keystore.debug.properties"))
+}
+
+val languagesProvider = providers.of(LanguageListValueSource::class.java) {
+  parameters.resDir.set(layout.projectDirectory.dir("src/main/res"))
+}
+
+val languagesForBuildConfigProvider = languagesProvider.map { languages ->
+  languages.joinToString(separator = ", ") { language -> "\"$language\"" }
+}
+
+val localPropertiesFile = File(rootProject.projectDir, "local.properties")
+val localProperties: Properties? = if (localPropertiesFile.exists()) {
+  Properties().apply { localPropertiesFile.inputStream().use { load(it) } }
+} else {
+  null
+}
+val quickstartCredentialsDir: String? = localProperties?.getProperty("quickstart.credentials.dir")
+val benchmarkBackupFile: String? = localProperties?.getProperty("benchmark.backup.file")
 
 val selectableVariants = listOf(
   "nightlyProdSpinner",
@@ -37,6 +62,8 @@ val selectableVariants = listOf(
   "playProdSpinner",
   "playProdCanary",
   "playProdPerf",
+  "playProdMocked",
+  "playProdNonMinifiedMocked",
   "playProdBenchmark",
   "playProdInstrumentation",
   "playProdRelease",
@@ -46,18 +73,14 @@ val selectableVariants = listOf(
   "playStagingPerf",
   "playStagingInstrumentation",
   "playStagingRelease",
+  "playProdQuickstart",
+  "playStagingQuickstart",
   "websiteProdSpinner",
-  "websiteProdRelease"
+  "websiteProdRelease",
+  "githubProdSpinner",
+  "githubProdRelease"
 )
 
-val signalBuildToolsVersion: String by rootProject.extra
-val signalCompileSdkVersion: String by rootProject.extra
-val signalTargetSdkVersion: Int by rootProject.extra
-val signalMinSdkVersion: Int by rootProject.extra
-val signalNdkVersion: String by rootProject.extra
-val signalJavaVersion: JavaVersion by rootProject.extra
-val signalKotlinJvmTarget: String by rootProject.extra
-
 wire {
   kotlin {
     javaInterop = true
@@ -68,20 +91,22 @@ wire {
   }
 
   protoPath {
-    srcDir("${project.rootDir}/libsignal-service/src/main/protowire")
+    srcDir("${project.rootDir}/lib/libsignal-service/src/main/protowire")
   }
+  // Handled by libsignal
+  prune("signalservice.DecryptionErrorMessage")
 }
 
 ktlint {
-  version.set("1.2.1")
+  version.set("1.5.0")
 }
 
 android {
   namespace = "org.thoughtcrime.securesms"
 
-  buildToolsVersion = signalBuildToolsVersion
-  compileSdkVersion = signalCompileSdkVersion
-  ndkVersion = signalNdkVersion
+  buildToolsVersion = libs.versions.buildTools.get()
+  compileSdkVersion = libs.versions.compileSdk.get()
+  ndkVersion = libs.versions.ndk.get()
 
   flavorDimensions += listOf("distribution", "environment")
   testBuildType = "instrumentation"
@@ -89,12 +114,12 @@ android {
   android.bundle.language.enableSplit = false
 
   kotlinOptions {
-    jvmTarget = signalKotlinJvmTarget
+    jvmTarget = libs.versions.kotlinJvmTarget.get()
     freeCompilerArgs = listOf("-Xjvm-default=all")
     suppressWarnings = true
   }
 
-  keystores["debug"]?.let { properties ->
+  debugKeystorePropertiesProvider.orNull?.let { properties ->
     signingConfigs.getByName("debug").apply {
       storeFile = file("${project.rootDir}/${properties.getProperty("storeFile")}")
       storePassword = properties.getProperty("storePassword")
@@ -134,8 +159,8 @@ android {
 
   compileOptions {
     isCoreLibraryDesugaringEnabled = true
-    sourceCompatibility = signalJavaVersion
-    targetCompatibility = signalJavaVersion
+    sourceCompatibility = JavaVersion.toVersion(libs.versions.javaVersion.get())
+    targetCompatibility = JavaVersion.toVersion(libs.versions.javaVersion.get())
   }
 
   packaging {
@@ -157,7 +182,8 @@ android {
         "META-INF/LICENSE-notice.md",
         "META-INF/proguard/androidx-annotations.pro",
         "**/*.dylib",
-        "**/*.dll"
+        "**/*.dll",
+        "**/*.proto"
       )
     }
   }
@@ -173,11 +199,14 @@ android {
   }
 
   defaultConfig {
-    versionCode = (canonicalVersionCode * maxHotfixVersions) + currentHotfixVersion
+    if (currentHotfixVersion >= maxHotfixVersions) {
+      throw AssertionError("Hotfix version offset is too large!")
+    }
+    versionCode = (canonicalVersionCode * maxHotfixVersions) + possibleHotfixVersions[currentHotfixVersion]
     versionName = canonicalVersionName
 
-    minSdk = signalMinSdkVersion
-    targetSdk = signalTargetSdkVersion
+    minSdk = libs.versions.minSdk.get().toInt()
+    targetSdk = libs.versions.targetSdk.get().toInt()
 
     vectorDrawables.useSupportLibrary = true
     project.ext.set("archivesBaseName", "Signal")
@@ -210,12 +239,13 @@ android {
     buildConfigField("String[]", "SIGNAL_CDSI_IPS", rootProject.extra["cdsi_ips"] as String)
     buildConfigField("String[]", "SIGNAL_SVR2_IPS", rootProject.extra["svr2_ips"] as String)
     buildConfigField("String", "SIGNAL_AGENT", "\"OWA\"")
-    buildConfigField("String", "SVR2_MRENCLAVE", "\"9314436a9a144992bb3680770ea5fd7934a7ffd29257844a33763a238903d570\"")
-    buildConfigField("String", "UNIDENTIFIED_SENDER_TRUST_ROOT", "\"BXu6QIKVz5MA8gstzfOgRQGqyLqOwNKHL6INkv3IHWMF\"")
+    buildConfigField("String", "SVR2_MRENCLAVE_LEGACY", "\"29cd63c87bea751e3bfd0fbd401279192e2e5c99948b4ee9437eafc4968355fb\"")
+    buildConfigField("String", "SVR2_MRENCLAVE", "\"1240acbd4aa26974184844c8a46b1022d3957ac8a76c1fd8f5b1a15141ee0708\"")
+    buildConfigField("String[]", "UNIDENTIFIED_SENDER_TRUST_ROOTS", "new String[]{ \"BXu6QIKVz5MA8gstzfOgRQGqyLqOwNKHL6INkv3IHWMF\", \"BUkY0I+9+oPgDCn4+Ac6Iu813yvqkDr/ga8DzLxFxuk6\"}")
     buildConfigField("String", "ZKGROUP_SERVER_PUBLIC_PARAMS", "\"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\"")
     buildConfigField("String", "GENERIC_SERVER_PUBLIC_PARAMS", "\"AByD873dTilmOSG0TjKrvpeaKEsUmIO8Vx9BeMmftwUs9v7ikPwM8P3OHyT0+X3EUMZrSe9VUp26Wai51Q9I8mdk0hX/yo7CeFGJyzoOqn8e/i4Ygbn5HoAyXJx5eXfIbqpc0bIxzju4H/HOQeOpt6h742qii5u/cbwOhFZCsMIbElZTaeU+BWMBQiZHIGHT5IE0qCordQKZ5iPZom0HeFa8Yq0ShuEyAl0WINBiY6xE3H/9WnvzXBbMuuk//eRxXgzO8ieCeK8FwQNxbfXqZm6Ro1cMhCOF3u7xoX83QhpN\"")
     buildConfigField("String", "BACKUP_SERVER_PUBLIC_PARAMS", "\"AJwNSU55fsFCbgaxGRD11wO1juAs8Yr5GF8FPlGzzvdJJIKH5/4CC7ZJSOe3yL2vturVaRU2Cx0n751Vt8wkj1bozK3CBV1UokxV09GWf+hdVImLGjXGYLLhnI1J2TWEe7iWHyb553EEnRb5oxr9n3lUbNAJuRmFM7hrr0Al0F0wrDD4S8lo2mGaXe0MJCOM166F8oYRQqpFeEHfiLnxA1O8ZLh7vMdv4g9jI5phpRBTsJ5IjiJrWeP0zdIGHEssUeprDZ9OUJ14m0v61eYJMKsf59Bn+mAT2a7YfB+Don9O\"")
-    buildConfigField("String[]", "LANGUAGES", "new String[]{ ${languageList().map { "\"$it\"" }.joinToString(separator = ", ")} }")
+    buildConfigField("String[]", "LANGUAGES", "new String[]{ ${languagesForBuildConfigProvider.get()} }")
     buildConfigField("int", "CANONICAL_VERSION_CODE", "$canonicalVersionCode")
     buildConfigField("String", "DEFAULT_CURRENCIES", "\"EUR,AUD,GBP,CAD,CNY\"")
     buildConfigField("String", "GIPHY_API_KEY", "\"3o6ZsYH6U6Eri53TXy\"")
@@ -231,7 +261,8 @@ android {
     buildConfigField("String", "STRIPE_BASE_URL", "\"https://api.stripe.com/v1\"")
     buildConfigField("String", "STRIPE_PUBLISHABLE_KEY", "\"pk_live_6cmGZopuTsV8novGgJJW9JpC00vLIgtQ1D\"")
     buildConfigField("boolean", "TRACING_ENABLED", "false")
-    buildConfigField("boolean", "MESSAGE_BACKUP_RESTORE_ENABLED", "false")
+    buildConfigField("boolean", "LINK_DEVICE_UX_ENABLED", "false")
+    buildConfigField("boolean", "USE_STRING_ID", "false")
 
     ndk {
       abiFilters += listOf("armeabi-v7a", "arm64-v8a", "x86", "x86_64")
@@ -253,7 +284,7 @@ android {
 
   buildTypes {
     getByName("debug") {
-      if (keystores["debug"] != null) {
+      if (debugKeystorePropertiesProvider.orNull != null) {
         signingConfig = signingConfigs["debug"]
       }
       isDefault = true
@@ -286,6 +317,7 @@ android {
       manifestPlaceholders["mapsKey"] = getMapsKey()
 
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Debug\"")
+      buildConfigField("boolean", "LINK_DEVICE_UX_ENABLED", "true")
     }
 
     getByName("release") {
@@ -329,8 +361,25 @@ android {
       isDebuggable = false
       isMinifyEnabled = true
       matchingFallbacks += "debug"
+      applicationIdSuffix = ".benchmark"
+
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Benchmark\"")
       buildConfigField("boolean", "TRACING_ENABLED", "true")
+      buildConfigField("String[]", "UNIDENTIFIED_SENDER_TRUST_ROOTS", "new String[]{ \"BVT/2gHqbrG1xzuIypLIOjFgMtihrMld1/5TGADL6Dhv\"}")
+
+      manifestPlaceholders["applicationClass"] = "org.thoughtcrime.securesms.BenchmarkApplicationContext"
+    }
+
+    create("mocked") {
+      initWith(getByName("debug"))
+      isDefault = false
+      isDebuggable = false
+      isMinifyEnabled = true
+      matchingFallbacks += "debug"
+      buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Benchmark\"")
+      buildConfigField("boolean", "TRACING_ENABLED", "true")
+
+      manifestPlaceholders["applicationClass"] = "org.thoughtcrime.securesms.ApplicationContext"
     }
 
     create("canary") {
@@ -340,6 +389,14 @@ android {
       matchingFallbacks += "debug"
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Canary\"")
     }
+
+    create("quickstart") {
+      initWith(getByName("debug"))
+      isDefault = false
+      isMinifyEnabled = false
+      matchingFallbacks += "debug"
+      buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Quickstart\"")
+    }
   }
 
   productFlavors {
@@ -358,19 +415,20 @@ android {
       buildConfigField("String", "BUILD_DISTRIBUTION_TYPE", "\"website\"")
     }
 
-    create("nightly") {
-      val apkUpdateManifestUrl = if (file("${project.rootDir}/nightly-url.txt").exists()) {
-        file("${project.rootDir}/nightly-url.txt").readText().trim()
-      } else {
-        "<unset>"
-      }
-
+    create("github") {
       dimension = "distribution"
-      versionNameSuffix = "-nightly-untagged-${getDateSuffix()}"
-      buildConfigField("boolean", "MANAGES_APP_UPDATES", "true")
-      buildConfigField("String", "APK_UPDATE_MANIFEST_URL", "\"${apkUpdateManifestUrl}\"")
+      buildConfigField("boolean", "MANAGES_APP_UPDATES", "false")
+      buildConfigField("String", "APK_UPDATE_MANIFEST_URL", "null")
+      buildConfigField("String", "BUILD_DISTRIBUTION_TYPE", "\"github\"")
+    }
+
+    create("nightly") {
+      dimension = "distribution"
+      versionNameSuffix = "-nightly-untagged-${getGitHash()}"
+      buildConfigField("boolean", "MANAGES_APP_UPDATES", "false")
+      buildConfigField("String", "APK_UPDATE_MANIFEST_URL", "null")
       buildConfigField("String", "BUILD_DISTRIBUTION_TYPE", "\"nightly\"")
-      buildConfigField("boolean", "MESSAGE_BACKUP_RESTORE_ENABLED", "true")
+      buildConfigField("boolean", "LINK_DEVICE_UX_ENABLED", "true")
     }
 
     create("prod") {
@@ -394,8 +452,9 @@ android {
       buildConfigField("String", "SIGNAL_CDN3_URL", "\"https://cdn3-staging.signal.org\"")
       buildConfigField("String", "SIGNAL_CDSI_URL", "\"https://cdsi.staging.signal.org\"")
       buildConfigField("String", "SIGNAL_SVR2_URL", "\"https://svr2.staging.signal.org\"")
-      buildConfigField("String", "SVR2_MRENCLAVE", "\"38e01eff4fe357dc0b0e8ef7a44b4abc5489fbccba3a78780f3872c277f62bf3\"")
-      buildConfigField("String", "UNIDENTIFIED_SENDER_TRUST_ROOT", "\"BbqY1DzohE4NUZoVF+L18oUPrK3kILllLEJh2UnPSsEx\"")
+      buildConfigField("String", "SVR2_MRENCLAVE_LEGACY", "\"a75542d82da9f6914a1e31f8a7407053b99cc99a0e7291d8fbd394253e19b036\"")
+      buildConfigField("String", "SVR2_MRENCLAVE", "\"97f151f6ed078edbbfd72fa9cae694dcc08353f1f5e8d9ccd79a971b10ffc535\"")
+      buildConfigField("String[]", "UNIDENTIFIED_SENDER_TRUST_ROOTS", "new String[]{\"BbqY1DzohE4NUZoVF+L18oUPrK3kILllLEJh2UnPSsEx\", \"BYhU6tPjqP46KGZEzRs1OL4U39V5dlPJ/X09ha4rErkm\"}")
       buildConfigField("String", "ZKGROUP_SERVER_PUBLIC_PARAMS", "\"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\"")
       buildConfigField("String", "GENERIC_SERVER_PUBLIC_PARAMS", "\"AHILOIrFPXX9laLbalbA9+L1CXpSbM/bTJXZGZiuyK1JaI6dK5FHHWL6tWxmHKYAZTSYmElmJ5z2A5YcirjO/yfoemE03FItyaf8W1fE4p14hzb5qnrmfXUSiAIVrhaXVwIwSzH6RL/+EO8jFIjJ/YfExfJ8aBl48CKHgu1+A6kWynhttonvWWx6h7924mIzW0Czj2ROuh4LwQyZypex4GuOPW8sgIT21KNZaafgg+KbV7XM1x1tF3XA17B4uGUaDbDw2O+nR1+U5p6qHPzmJ7ggFjSN6Utu+35dS1sS0P9N\"")
       buildConfigField("String", "BACKUP_SERVER_PUBLIC_PARAMS", "\"AHYrGb9IfugAAJiPKp+mdXUx+OL9zBolPYHYQz6GI1gWjpEu5me3zVNSvmYY4zWboZHif+HG1sDHSuvwFd0QszSwuSF4X4kRP3fJREdTZ5MCR0n55zUppTwfHRW2S4sdQ0JGz7YDQIJCufYSKh0pGNEHL6hv79Agrdnr4momr3oXdnkpVBIp3HWAQ6IbXQVSG18X36GaicI1vdT0UFmTwU2KTneluC2eyL9c5ff8PcmiS+YcLzh0OKYQXB5ZfQ06d6DiINvDQLy75zcfUOniLAj0lGJiHxGczin/RXisKSR8\"")
@@ -407,7 +466,6 @@ android {
 
       buildConfigField("String", "BUILD_ENVIRONMENT_TYPE", "\"Staging\"")
       buildConfigField("String", "STRIPE_PUBLISHABLE_KEY", "\"pk_test_sngOd8FnXNkpce9nPXawKrJD00kIDngZkD\"")
-      buildConfigField("boolean", "MESSAGE_BACKUP_RESTORE_ENABLED", "true")
     }
   }
 
@@ -418,42 +476,70 @@ android {
     ignoreWarnings = true
     quiet = true
     disable += "LintError"
-  }
-
-  applicationVariants.all {
-    outputs
-      .map { it as com.android.build.gradle.internal.api.ApkVariantOutputImpl }
-      .forEach { output ->
-        if (output.baseName.contains("nightly")) {
-          var tag = getCurrentGitTag()
-          if (!tag.isNullOrEmpty()) {
-            if (tag.startsWith("v")) {
-              tag = tag.substring(1)
-            }
-            output.versionNameOverride = tag
-            output.outputFileName = output.outputFileName.replace(".apk", "-${output.versionNameOverride}.apk")
-          } else {
-            output.outputFileName = output.outputFileName.replace(".apk", "-$versionName.apk")
-          }
-        } else {
-          output.outputFileName = output.outputFileName.replace(".apk", "-$versionName.apk")
-
-          if (currentHotfixVersion >= maxHotfixVersions) {
-            throw AssertionError("Hotfix version is too large!")
-          }
-        }
-      }
+    lintConfig = rootProject.file("lint.xml")
   }
 
   androidComponents {
     beforeVariants { variant ->
       variant.enable = variant.name in selectableVariants
     }
-    onVariants { variant ->
+    onVariants(selector().all()) { variant: com.android.build.api.variant.ApplicationVariant ->
       // Include the test-only library on debug builds.
       if (variant.buildType != "instrumentation") {
         variant.packaging.jniLibs.excludes.add("**/libsignal_jni_testing.so")
       }
+
+      // Starting with minSdk 23, Android leaves native libraries uncompressed, which is fine for the Play Store, but not for our self-distributed APKs.
+      // This reverts it to the legacy behavior, compressing the native libraries, and drastically reducing the APK file size.
+      if (variant.name.contains("website", ignoreCase = true) || variant.name.contains("github", ignoreCase = true)) {
+        variant.packaging.jniLibs.useLegacyPackaging.set(true)
+      }
+
+      // Version overrides
+      if (variant.name.contains("nightly", ignoreCase = true)) {
+        var tag = getNightlyTagForCurrentCommit()
+        if (!tag.isNullOrEmpty()) {
+          if (tag.startsWith("v")) {
+            tag = tag.substring(1)
+          }
+
+          // We add a multiple of maxHotfixVersions to nightlies to ensure we're always at least that many versions ahead
+          val nightlyBuffer = (5 * maxHotfixVersions)
+          val nightlyVersionCode = (canonicalVersionCode * maxHotfixVersions) + (getNightlyBuildNumber(tag) * 10) + nightlyBuffer
+
+          variant.outputs.forEach { output ->
+            output.versionName.set("$tag | ${getLastCommitDateTimeUtc()}")
+            output.versionCode.set(nightlyVersionCode)
+          }
+        }
+      }
+    }
+
+    onVariants(selector().withBuildType("quickstart")) { variant ->
+      val environment = variant.flavorName?.let { name ->
+        when {
+          name.contains("staging", ignoreCase = true) -> "staging"
+          name.contains("prod", ignoreCase = true) -> "prod"
+          else -> "prod"
+        }
+      } ?: "prod"
+
+      val taskProvider = tasks.register<CopyQuickstartCredentialsTask>("copyQuickstartCredentials${variant.name.capitalize()}") {
+        if (quickstartCredentialsDir != null) {
+          inputDir.set(File(quickstartCredentialsDir))
+        }
+        filePrefix.set("${environment}_")
+      }
+      variant.sources.assets?.addGeneratedSourceDirectory(taskProvider) { it.outputDir }
+    }
+
+    onVariants(selector().withBuildType("benchmark")) { variant ->
+      val taskProvider = tasks.register<CopyBenchmarkBackupTask>("copyBenchmarkBackup${variant.name.capitalize()}") {
+        if (benchmarkBackupFile != null) {
+          inputFile.set(File(benchmarkBackupFile))
+        }
+      }
+      variant.sources.assets?.addGeneratedSourceDirectory(taskProvider) { it.outputDir }
     }
   }
 
@@ -466,6 +552,41 @@ android {
       java.srcDir(path)
     }
   }
+
+  sourceSets {
+    getByName("mocked") {
+      java.srcDir("$projectDir/src/benchmarkShared/java")
+      manifest.srcFile("$projectDir/src/benchmarkShared/AndroidManifest.xml")
+    }
+
+    getByName("benchmark") {
+      java.srcDir("$projectDir/src/benchmarkShared/java")
+      manifest.srcFile("$projectDir/src/benchmarkShared/AndroidManifest.xml")
+    }
+  }
+
+  applicationVariants.configureEach {
+    outputs.configureEach {
+      if (this is com.android.build.gradle.internal.api.BaseVariantOutputImpl) {
+        val fileVersionName = versionName.substringBefore(" |")
+        outputFileName = outputFileName.replace(".apk", "-$fileVersionName.apk")
+      }
+    }
+  }
+}
+
+baselineProfile {
+  warnings {
+    disabledVariants = false
+  }
+
+  mergeIntoMain = true
+
+  variants.create("mocked") {
+    from(project(":baseline-profile"))
+  }
+
+  dexLayoutOptimization = false
 }
 
 dependencies {
@@ -473,22 +594,27 @@ dependencies {
   ktlintRuleset(libs.ktlint.twitter.compose)
   coreLibraryDesugaring(libs.android.tools.desugar)
 
-  implementation(project(":libsignal-service"))
-  implementation(project(":paging"))
-  implementation(project(":core-util"))
-  implementation(project(":glide-config"))
-  implementation(project(":video"))
-  implementation(project(":device-transfer"))
-  implementation(project(":image-editor"))
-  implementation(project(":donations"))
-  implementation(project(":contacts"))
-  implementation(project(":qr"))
-  implementation(project(":sticky-header-grid"))
-  implementation(project(":photoview"))
-  implementation(project(":core-ui"))
+  implementation(project(":lib:libsignal-service"))
+  implementation(project(":lib:paging"))
+  implementation(project(":core:util"))
+  implementation(project(":lib:glide"))
+  implementation(project(":lib:video"))
+  implementation(project(":lib:device-transfer"))
+  implementation(project(":lib:image-editor"))
+  implementation(project(":lib:donations"))
+  implementation(project(":lib:debuglogs-viewer"))
+  implementation(project(":lib:contacts"))
+  implementation(project(":lib:qr"))
+  implementation(project(":lib:sticky-header-grid"))
+  implementation(project(":lib:photoview"))
+  implementation(project(":lib:blurhash"))
+  implementation(project(":core:ui"))
+  implementation(project(":core:models"))
+  implementation(project(":core:models-jvm"))
+  implementation(project(":feature:camera"))
+  implementation(project(":feature:registration"))
 
   implementation(libs.androidx.fragment.ktx)
-  implementation(libs.androidx.fragment.compose)
   implementation(libs.androidx.appcompat) {
     version {
       strictly("1.6.1")
@@ -510,6 +636,8 @@ dependencies {
   implementation(libs.androidx.navigation.fragment.ktx)
   implementation(libs.androidx.navigation.ui.ktx)
   implementation(libs.androidx.navigation.compose)
+  implementation(libs.androidx.navigation3.runtime)
+  implementation(libs.androidx.navigation3.ui)
   implementation(libs.androidx.lifecycle.viewmodel.ktx)
   implementation(libs.androidx.lifecycle.livedata.ktx)
   implementation(libs.androidx.lifecycle.process)
@@ -526,6 +654,7 @@ dependencies {
   implementation(libs.androidx.concurrent.futures)
   implementation(libs.androidx.autofill)
   implementation(libs.androidx.biometric)
+  implementation(libs.androidx.core.telecom)
   implementation(libs.androidx.sharetarget)
   implementation(libs.androidx.profileinstaller)
   implementation(libs.androidx.asynclayoutinflater)
@@ -538,6 +667,7 @@ dependencies {
   }
   implementation(libs.google.play.services.maps)
   implementation(libs.google.play.services.auth)
+  implementation(libs.google.signin)
   implementation(libs.bundles.media3)
   implementation(libs.conscrypt.android)
   implementation(libs.signal.aesgcmprovider)
@@ -581,11 +711,14 @@ dependencies {
   implementation(libs.rxjava3.rxandroid)
   implementation(libs.rxjava3.rxkotlin)
   implementation(libs.rxdogtag)
+  implementation(libs.androidx.credentials)
+  implementation(libs.androidx.credentials.compat)
+  implementation(libs.kotlinx.serialization.json)
 
-  "playImplementation"(project(":billing"))
-  "nightlyImplementation"(project(":billing"))
+  implementation(project(":lib:billing"))
+  implementation(project(":feature:media-send"))
 
-  "spinnerImplementation"(project(":spinner"))
+  "spinnerImplementation"(project(":lib:spinner"))
 
   "canaryImplementation"(libs.square.leakcanary)
 
@@ -611,9 +744,12 @@ dependencies {
   }
   testImplementation(testLibs.conscrypt.openjdk.uber)
   testImplementation(testLibs.mockk)
-  testImplementation(testFixtures(project(":libsignal-service")))
+  testImplementation(testFixtures(project(":lib:libsignal-service")))
   testImplementation(testLibs.espresso.core)
   testImplementation(testLibs.kotlinx.coroutines.test)
+  testImplementation(libs.androidx.compose.ui.test.junit4)
+
+  "perfImplementation"(libs.androidx.compose.ui.test.manifest)
 
   androidTestImplementation(platform(libs.androidx.compose.bom))
   androidTestImplementation(libs.androidx.compose.ui.test.junit4)
@@ -624,49 +760,11 @@ dependencies {
   androidTestImplementation(testLibs.androidx.test.ext.junit.ktx)
   androidTestImplementation(testLibs.assertk)
   androidTestImplementation(testLibs.mockk.android)
-  androidTestImplementation(testLibs.square.okhttp.mockserver)
   androidTestImplementation(testLibs.diff.utils)
 
   androidTestUtil(testLibs.androidx.test.orchestrator)
 }
 
-fun assertIsGitRepo() {
-  if (!file("${project.rootDir}/.git").exists()) {
-    throw IllegalStateException("Must be a git repository to guarantee reproducible builds! (git hash is part of APK)")
-  }
-}
-
-fun getLastCommitTimestamp(): String {
-  assertIsGitRepo()
-
-  return providers.exec {
-    commandLine("git", "log", "-1", "--pretty=format:%ct")
-  }.standardOutput.asText.get() + "000"
-}
-
-fun getGitHash(): String {
-  assertIsGitRepo()
-
-  return providers.exec {
-    commandLine("git", "rev-parse", "HEAD")
-  }.standardOutput.asText.get().trim().substring(0, 12)
-}
-
-fun getCurrentGitTag(): String? {
-  assertIsGitRepo()
-
-  val output = providers.exec {
-    commandLine("git", "tag", "--points-at", "HEAD")
-  }.standardOutput.asText.get().trim()
-
-  return if (output.isNotEmpty()) {
-    val tags = output.split("\n").toList()
-    tags.firstOrNull { it.contains("nightly") } ?: tags[0]
-  } else {
-    null
-  }
-}
-
 tasks.withType<Test>().configureEach {
   testLogging {
     events("failed")
@@ -677,50 +775,165 @@ tasks.withType<Test>().configureEach {
   }
 }
 
-gradle.taskGraph.whenReady {
-  if (gradle.startParameter.taskNames.any { it.contains("nightly", ignoreCase = true) }) {
-    if (!file("${project.rootDir}/nightly-url.txt").exists()) {
-      throw GradleException("Missing required file: nightly-url.txt")
-    }
-  }
+fun getLastCommitTimestamp(): String {
+  return providers.exec {
+    commandLine("git", "log", "-1", "--pretty=format:%ct")
+  }.standardOutput.asText.get() + "000"
 }
 
-fun loadKeystoreProperties(filename: String): Properties? {
-  val keystorePropertiesFile = file("${project.rootDir}/$filename")
+fun getGitHash(): String {
+  return providers.exec {
+    commandLine("git", "rev-parse", "HEAD")
+  }.standardOutput.asText.get().trim().substring(0, 12)
+}
 
-  return if (keystorePropertiesFile.exists()) {
-    val keystoreProperties = Properties()
-    keystoreProperties.load(FileInputStream(keystorePropertiesFile))
-    keystoreProperties
+fun getNightlyTagForCurrentCommit(): String? {
+  val output = providers.exec {
+    commandLine("git", "tag", "--points-at", "HEAD")
+  }.standardOutput.asText.get().trim()
+
+  return if (output.isNotEmpty()) {
+    val tags = output.split("\n").toList()
+    tags.firstOrNull { it.contains("nightly") } ?: tags[0]
   } else {
     null
   }
 }
 
-fun getDateSuffix(): String {
-  return SimpleDateFormat("yyyy-MM-dd-HH:mm").format(Date())
+fun getNightlyBuildNumber(tag: String?): Int {
+  if (tag == null) {
+    return 0
+  }
+
+  val match = Regex("-(\\d{3})$").find(tag)
+  return match?.groupValues?.get(1)?.toIntOrNull() ?: 0
+}
+
+fun getLastCommitDateTimeUtc(): String {
+  val timestamp = providers.exec {
+    commandLine("git", "log", "-1", "--pretty=format:%ct")
+  }.standardOutput.asText.get().trim().toLong()
+  val instant = Instant.ofEpochSecond(timestamp)
+  val formatter = DateTimeFormatter.ofPattern("MMM d '@' HH:mm 'UTC'", Locale.US)
+    .withZone(ZoneOffset.UTC)
+  return formatter.format(instant)
 }
 
 fun getMapsKey(): String {
-  val mapKey = file("${project.rootDir}/maps.key")
+  return providers
+    .gradleProperty("mapsKey")
+    .orElse(providers.environmentVariable("MAPS_KEY"))
+    .orElse("AIzaSyCSx9xea86GwDKGznCAULE9Y5a8b-TfN9U")
+    .get()
+}
 
-  return if (mapKey.exists()) {
-    mapKey.readLines()[0]
-  } else {
-    "AIzaSyCSx9xea86GwDKGznCAULE9Y5a8b-TfN9U"
+abstract class LanguageListValueSource : ValueSource<List<String>, LanguageListValueSource.Params> {
+  interface Params : ValueSourceParameters {
+    @get:InputDirectory
+    @get:PathSensitive(PathSensitivity.RELATIVE)
+    val resDir: DirectoryProperty
+  }
+
+  override fun obtain(): List<String> {
+    // In API 35, language codes for Hebrew and Indonesian now use the ISO 639-1 code ("he" and "id").
+    // However, the value resources still only support the outdated code ("iw" and "in") so we have
+    // to manually indicate that we support these languages.
+    val updatedLanguageCodes = listOf("he", "id")
+
+    val resRoot = parameters.resDir.asFile.get()
+
+    val languages = resRoot
+      .walkTopDown()
+      .filter { it.isFile && it.name == "strings.xml" }
+      .mapNotNull { stringFile -> stringFile.parentFile?.name }
+      .map { valuesFolderName -> valuesFolderName.removePrefix("values-") }
+      .filter { valuesFolderName -> valuesFolderName != "values" }
+      .map { languageCode -> languageCode.replace("-r", "_") }
+      .toList()
+      .distinct()
+      .sorted()
+
+    return languages + updatedLanguageCodes + "en"
   }
 }
 
-fun Project.languageList(): List<String> {
-  return fileTree("src/main/res") { include("**/strings.xml") }
-    .map { stringFile -> stringFile.parentFile.name }
-    .map { valuesFolderName -> valuesFolderName.replace("values-", "") }
-    .filter { valuesFolderName -> valuesFolderName != "values" }
-    .map { languageCode -> languageCode.replace("-r", "_") }
-    .distinct()
-    .sorted() + "en"
+abstract class PropertiesFileValueSource : ValueSource<Properties?, PropertiesFileValueSource.Params> {
+  interface Params : ValueSourceParameters {
+    @get:InputFile
+    @get:Optional
+    @get:PathSensitive(PathSensitivity.RELATIVE)
+    val file: RegularFileProperty
+  }
+
+  override fun obtain(): Properties? {
+    val f: File = parameters.file.asFile.get()
+    if (!f.exists()) return null
+
+    return Properties().apply {
+      f.inputStream().use { load(it) }
+    }
+  }
 }
 
 fun String.capitalize(): String {
   return this.replaceFirstChar { it.uppercase() }
 }
+
+abstract class CopyQuickstartCredentialsTask : DefaultTask() {
+  @get:InputDirectory
+  @get:Optional
+  abstract val inputDir: DirectoryProperty
+
+  @get:Input
+  abstract val filePrefix: Property<String>
+
+  @get:OutputDirectory
+  abstract val outputDir: DirectoryProperty
+
+  @TaskAction
+  fun copy() {
+    if (!inputDir.isPresent) {
+      throw GradleException("quickstart.credentials.dir is not set in local.properties. This is required for quickstart builds.")
+    }
+
+    val prefix = filePrefix.get()
+    val candidates = inputDir.get().asFile.listFiles()
+      ?.filter { it.extension == "json" && it.name.startsWith(prefix) }
+      ?: emptyList()
+
+    if (candidates.isEmpty()) {
+      throw GradleException("No credential files matching '$prefix*.json' found in ${inputDir.get().asFile}. Add files like '${prefix}account1.json' to your credentials directory.")
+    }
+
+    val chosen = candidates.random()
+    logger.lifecycle("Selected quickstart credential: ${chosen.name}")
+
+    val dest = outputDir.get().asFile.resolve("quickstart")
+    dest.mkdirs()
+    chosen.copyTo(dest.resolve(chosen.name), overwrite = true)
+  }
+}
+
+abstract class CopyBenchmarkBackupTask : DefaultTask() {
+  @get:InputFile
+  @get:Optional
+  abstract val inputFile: RegularFileProperty
+
+  @get:OutputDirectory
+  abstract val outputDir: DirectoryProperty
+
+  @TaskAction
+  fun copy() {
+    val dest = outputDir.get().asFile.resolve("backups")
+    dest.mkdirs()
+
+    if (!inputFile.isPresent) {
+      logger.lifecycle("benchmark.backup.file is not set in local.properties. Benchmark tests using backup data will crash at runtime.")
+      return
+    }
+
+    val backupFile = inputFile.get().asFile
+    logger.lifecycle("Using benchmark backup: ${backupFile.absolutePath} (${backupFile.length() / 1024}KB)")
+    backupFile.copyTo(dest.resolve("backup.binproto"), overwrite = true)
+  }
+}