From 1cef5fa1e814b6c59eac129613aba5e5033c8942 Mon Sep 17 00:00:00 2001
From: Marek Lenczewski <gitlab@marha.de>
Date: Wed, 15 Apr 2026 21:53:37 +0200
Subject: [PATCH] update

---
 app/build.gradle.kts                          |  6 +-
 .../reports/problems/problems-report.html     |  2 +-
 app/frontend/build.gradle.kts                 | 74 ++++++++++---------
 app/frontend/proguard-rules.pro               |  1 +
 app/frontend/src/main/AndroidManifest.xml     |  1 +
 .../java/com/youtubeapp/data/ApiClient.kt     | 17 ++++-
 .../main/java/com/youtubeapp/data/VideoApi.kt |  2 +-
 .../com/youtubeapp/data/VideoRepository.kt    |  7 +-
 .../youtubeapp/ui/viewmodel/VideoViewModel.kt | 10 ++-
 .../main/res/xml/network_security_config.xml  |  4 +
 app/gradle/libs.versions.toml                 | 34 +++++++++
 backend/.gitignore                            |  1 +
 backend/api/video_controller.py               |  8 +-
 backend/download/download_service.py          | 11 ++-
 backend/stream/stream_service.py              | 15 ++--
 browser_extension/config/popup.js             |  2 +-
 browser_extension/manifest.json               |  2 +-
 systems.md                                    | 28 +++++--
 18 files changed, 154 insertions(+), 71 deletions(-)
 create mode 100644 app/frontend/proguard-rules.pro
 create mode 100644 app/frontend/src/main/res/xml/network_security_config.xml
 create mode 100644 app/gradle/libs.versions.toml

diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index cfd711d..9deb573 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -1,5 +1,5 @@
 plugins {
-    id("com.android.application") version "8.7.3" apply false
-    id("org.jetbrains.kotlin.android") version "2.1.0" apply false
-    id("org.jetbrains.kotlin.plugin.compose") version "2.1.0" apply false
+    alias(libs.plugins.android.application) apply false
+    alias(libs.plugins.kotlin.android) apply false
+    alias(libs.plugins.kotlin.compose) apply false
 }
diff --git a/app/build/reports/problems/problems-report.html b/app/build/reports/problems/problems-report.html
index c91dc01..fb849a6 100644
--- a/app/build/reports/problems/problems-report.html
+++ b/app/build/reports/problems/problems-report.html
@@ -650,7 +650,7 @@ code + .copy-button {
 <script type="text/javascript">
 function configurationCacheProblems() { return (
 // begin-report-data
-{"diagnostics":[{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/declaring_dependencies.html#sec:deprecated-configurations","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"the-debugruntimeclasspathcopy-configuration-has-been-deprecated-for-consumption","displayName":"The debugRuntimeClasspathCopy configuration has been deprecated for consumption."}]},{"locations":[{"pluginId":"com.android.internal.application"}],"problem":[{"text":"Configurations should not act as both a resolution root and a variant simultaneously."}],"severity":"WARNING","problemDetails":[{"text":"This will fail with an error in Gradle 9.0."}],"contextualLabel":"While resolving configuration 'debugRuntimeClasspathCopy', it was also selected as a variant. Configurations should not act as both a resolution root and a variant simultaneously. Depending on the resolved configuration in this manner has been deprecated.","documentationLink":"https://docs.gradle.org/8.11.1/userguide/upgrading_version_8.html#depending_on_root_configuration","problemId":[{"name":"deprecation","displayName":"Deprecation"},{"name":"configurations-acting-as-both-root-and-variant","displayName":"Configurations should not act as both a resolution root and a variant simultaneously."}],"solutions":[[{"text":"Be sure to mark configurations meant for resolution as canBeConsumed=false or use the 'resolvable(String)' configuration factory method to create them."}]]}],"problemsReport":{"totalProblemCount":15,"buildName":"youtubeapp","requestedTasks":"","documentationLink":"https://docs.gradle.org/8.11.1/userguide/problems-report.html","documentationLinkCaption":"Problem report"}}
+{"diagnostics":[{"problem":[{"text":"Selection failed"}],"severity":"ERROR","contextualLabel":"Task 'bug' not found in root project 'youtubeapp' and its subprojects.","error":{"parts":[{"text":"org.gradle.execution.TaskSelectionException: Task 'bug' not found in root project 'youtubeapp' and its subprojects.\n"},{"internalText":"\tat org.gradle.execution.DefaultTaskSelector.lambda$throwTaskSelectionException$1(DefaultTaskSelector.java:102)\n\tat org.gradle.api.problems.internal.DefaultProblemReporter.throwing(DefaultProblemReporter.java:60)\n\tat org.gradle.execution.DefaultTaskSelector.throwTaskSelectionException(DefaultTaskSelector.java:99)\n\tat org.gradle.execution.DefaultTaskSelector.getSelection(DefaultTaskSelector.java:89)\n\tat org.gradle.execution.selection.DefaultBuildTaskSelector.resolveTaskName(DefaultBuildTaskSelector.java:108)\n\tat org.gradle.execution.commandline.CommandLineTaskParser.parseTasks(CommandLineTaskParser.java:49)\n\tat org.gradle.execution.TaskNameResolvingBuildTaskScheduler.scheduleRequestedTasks(TaskNameResolvingBuildTaskScheduler.java:51)\n\tat org.gradle.execution.DefaultTasksBuildTaskScheduler.scheduleRequestedTasks(DefaultTasksBuildTaskScheduler.java:72)\n\tat org.gradle.initialization.DefaultTaskExecutionPreparer.lambda$scheduleRequestedTasks$0(DefaultTaskExecutionPreparer.java:48)\n\tat org.gradle.internal.Factories$1.create(Factories.java:31)\n\tat org.gradle.internal.work.DefaultWorkerLeaseService.withReplacedLocks(DefaultWorkerLeaseService.java:359)\n\tat org.gradle.api.internal.project.DefaultProjectStateRegistry$DefaultBuildProjectRegistry.withMutableStateOfAllProjects(DefaultProjectStateRegistry.java:238)\n\tat org.gradle.api.internal.project.DefaultProjectStateRegistry$DefaultBuildProjectRegistry.withMutableStateOfAllProjects(DefaultProjectStateRegistry.java:231)\n\tat org.gradle.initialization.DefaultTaskExecutionPreparer.scheduleRequestedTasks(DefaultTaskExecutionPreparer.java:47)\n\tat org.gradle.initialization.VintageBuildModelController.lambda$scheduleRequestedTasks$0(VintageBuildModelController.java:76)\n\tat org.gradle.internal.model.StateTransitionController.lambda$inState$1(StateTransitionController.java:99)\n\tat org.gradle.internal.model.StateTransitionController.lambda$inState$2(StateTransitionController.java:114)\n\tat org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:46)\n\tat org.gradle.internal.model.StateTransitionController.inState(StateTransitionController.java:110)\n\tat org.gradle.internal.model.StateTransitionController.inState(StateTransitionController.java:98)\n\tat org.gradle.initialization.VintageBuildModelController.scheduleRequestedTasks(VintageBuildModelController.java:76)\n\tat org.gradle.internal.build.DefaultBuildLifecycleController$DefaultWorkGraphBuilder.addRequestedTasks(DefaultBuildLifecycleController.java:404)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeWorkPreparer.lambda$scheduleRequestedTasks$0(DefaultBuildTreeWorkPreparer.java:41)\n\tat org.gradle.internal.build.DefaultBuildLifecycleController.lambda$populateWorkGraph$7(DefaultBuildLifecycleController.java:189)\n\tat org.gradle.internal.build.DefaultBuildWorkPreparer.populateWorkGraph(DefaultBuildWorkPreparer.java:42)\n\tat org.gradle.internal.build.BuildOperationFiringBuildWorkPreparer$PopulateWorkGraph.populateTaskGraph(BuildOperationFiringBuildWorkPreparer.java:106)\n\tat org.gradle.internal.build.BuildOperationFiringBuildWorkPreparer$PopulateWorkGraph.run(BuildOperationFiringBuildWorkPreparer.java:92)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:166)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)\n\tat org.gradle.internal.build.BuildOperationFiringBuildWorkPreparer.populateWorkGraph(BuildOperationFiringBuildWorkPreparer.java:67)\n\tat org.gradle.internal.build.DefaultBuildLifecycleController.lambda$populateWorkGraph$8(DefaultBuildLifecycleController.java:189)\n\tat org.gradle.internal.model.StateTransitionController.lambda$inState$1(StateTransitionController.java:99)\n\tat org.gradle.internal.model.StateTransitionController.lambda$inState$2(StateTransitionController.java:114)\n\tat org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:46)\n\tat org.gradle.internal.model.StateTransitionController.inState(StateTransitionController.java:110)\n\tat org.gradle.internal.model.StateTransitionController.inState(StateTransitionController.java:98)\n\tat org.gradle.internal.build.DefaultBuildLifecycleController.populateWorkGraph(DefaultBuildLifecycleController.java:189)\n\tat org.gradle.internal.build.DefaultBuildWorkGraphController$DefaultBuildWorkGraph.populateWorkGraph(DefaultBuildWorkGraphController.java:169)\n\tat org.gradle.composite.internal.DefaultBuildController.populateWorkGraph(DefaultBuildController.java:76)\n\tat org.gradle.composite.internal.DefaultIncludedBuildTaskGraph$DefaultBuildTreeWorkGraphBuilder.withWorkGraph(DefaultIncludedBuildTaskGraph.java:153)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeWorkPreparer.lambda$scheduleRequestedTasks$1(DefaultBuildTreeWorkPreparer.java:41)\n\tat org.gradle.composite.internal.DefaultIncludedBuildTaskGraph$DefaultBuildTreeWorkGraph$1.run(DefaultIncludedBuildTaskGraph.java:209)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:29)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$1.execute(DefaultBuildOperationRunner.java:26)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:166)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.run(DefaultBuildOperationRunner.java:47)\n\tat org.gradle.composite.internal.DefaultIncludedBuildTaskGraph$DefaultBuildTreeWorkGraph.scheduleWork(DefaultIncludedBuildTaskGraph.java:204)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeWorkPreparer.scheduleRequestedTasks(DefaultBuildTreeWorkPreparer.java:37)\n\tat org.gradle.internal.cc.impl.VintageBuildTreeWorkController$scheduleAndRunRequestedTasks$1.apply(VintageBuildTreeWorkController.kt:36)\n\tat org.gradle.internal.cc.impl.VintageBuildTreeWorkController$scheduleAndRunRequestedTasks$1.apply(VintageBuildTreeWorkController.kt:35)\n\tat org.gradle.composite.internal.DefaultIncludedBuildTaskGraph.withNewWorkGraph(DefaultIncludedBuildTaskGraph.java:112)\n\tat org.gradle.internal.cc.impl.VintageBuildTreeWorkController.scheduleAndRunRequestedTasks(VintageBuildTreeWorkController.kt:35)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$scheduleAndRunTasks$1(DefaultBuildTreeLifecycleController.java:77)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.lambda$runBuild$4(DefaultBuildTreeLifecycleController.java:120)\n\tat org.gradle.internal.model.StateTransitionController.lambda$transition$6(StateTransitionController.java:169)\n\tat org.gradle.internal.model.StateTransitionController.doTransition(StateTransitionController.java:266)\n\tat org.gradle.internal.model.StateTransitionController.lambda$transition$7(StateTransitionController.java:169)\n\tat org.gradle.internal.work.DefaultSynchronizer.withLock(DefaultSynchronizer.java:46)\n\tat org.gradle.internal.model.StateTransitionController.transition(StateTransitionController.java:169)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.runBuild(DefaultBuildTreeLifecycleController.java:117)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.scheduleAndRunTasks(DefaultBuildTreeLifecycleController.java:77)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeLifecycleController.scheduleAndRunTasks(DefaultBuildTreeLifecycleController.java:72)\n\tat org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:31)\n\tat org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)\n\tat org.gradle.internal.buildtree.ProblemReportingBuildActionRunner.run(ProblemReportingBuildActionRunner.java:49)\n\tat org.gradle.launcher.exec.BuildOutcomeReportingBuildActionRunner.run(BuildOutcomeReportingBuildActionRunner.java:66)\n\tat org.gradle.tooling.internal.provider.FileSystemWatchingBuildActionRunner.run(FileSystemWatchingBuildActionRunner.java:140)\n\tat org.gradle.launcher.exec.BuildCompletionNotifyingBuildActionRunner.run(BuildCompletionNotifyingBuildActionRunner.java:41)\n\tat org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.lambda$execute$0(RootBuildLifecycleBuildActionExecutor.java:54)\n\tat org.gradle.composite.internal.DefaultRootBuildState.run(DefaultRootBuildState.java:130)\n\tat org.gradle.launcher.exec.RootBuildLifecycleBuildActionExecutor.execute(RootBuildLifecycleBuildActionExecutor.java:54)\n\tat org.gradle.internal.buildtree.InitDeprecationLoggingActionExecutor.execute(InitDeprecationLoggingActionExecutor.java:62)\n\tat org.gradle.internal.buildtree.InitProblems.execute(InitProblems.java:36)\n\tat org.gradle.internal.buildtree.DefaultBuildTreeContext.execute(DefaultBuildTreeContext.java:40)\n\tat org.gradle.launcher.exec.BuildTreeLifecycleBuildActionExecutor.lambda$execute$0(BuildTreeLifecycleBuildActionExecutor.java:71)\n\tat org.gradle.internal.buildtree.BuildTreeState.run(BuildTreeState.java:60)\n\tat org.gradle.launcher.exec.BuildTreeLifecycleBuildActionExecutor.execute(BuildTreeLifecycleBuildActionExecutor.java:71)\n\tat org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor$3.call(RunAsBuildOperationBuildActionExecutor.java:61)\n\tat org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor$3.call(RunAsBuildOperationBuildActionExecutor.java:57)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:209)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$CallableBuildOperationWorker.execute(DefaultBuildOperationRunner.java:204)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:66)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner$2.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:166)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.execute(DefaultBuildOperationRunner.java:59)\n\tat org.gradle.internal.operations.DefaultBuildOperationRunner.call(DefaultBuildOperationRunner.java:53)\n\tat org.gradle.launcher.exec.RunAsBuildOperationBuildActionExecutor.execute(RunAsBuildOperationBuildActionExecutor.java:57)\n\tat org.gradle.launcher.exec.RunAsWorkerThreadBuildActionExecutor.lambda$execute$0(RunAsWorkerThreadBuildActionExecutor.java:36)\n\tat org.gradle.internal.work.DefaultWorkerLeaseService.withLocks(DefaultWorkerLeaseService.java:263)\n\tat org.gradle.internal.work.DefaultWorkerLeaseService.runAsWorkerThread(DefaultWorkerLeaseService.java:127)\n\tat org.gradle.launcher.exec.RunAsWorkerThreadBuildActionExecutor.execute(RunAsWorkerThreadBuildActionExecutor.java:36)\n\tat org.gradle.tooling.internal.provider.continuous.ContinuousBuildActionExecutor.execute(ContinuousBuildActionExecutor.java:110)\n\tat org.gradle.tooling.internal.provider.SubscribableBuildActionExecutor.execute(SubscribableBuildActionExecutor.java:64)\n\tat org.gradle.internal.session.DefaultBuildSessionContext.execute(DefaultBuildSessionContext.java:46)\n\tat org.gradle.internal.buildprocess.execution.BuildSessionLifecycleBuildActionExecutor$ActionImpl.apply(BuildSessionLifecycleBuildActionExecutor.java:92)\n\tat org.gradle.internal.buildprocess.execution.BuildSessionLifecycleBuildActionExecutor$ActionImpl.apply(BuildSessionLifecycleBuildActionExecutor.java:80)\n\tat org.gradle.internal.session.BuildSessionState.run(BuildSessionState.java:71)\n\tat org.gradle.internal.buildprocess.execution.BuildSessionLifecycleBuildActionExecutor.execute(BuildSessionLifecycleBuildActionExecutor.java:62)\n\tat org.gradle.internal.buildprocess.execution.BuildSessionLifecycleBuildActionExecutor.execute(BuildSessionLifecycleBuildActionExecutor.java:41)\n\tat org.gradle.internal.buildprocess.execution.StartParamsValidatingActionExecutor.execute(StartParamsValidatingActionExecutor.java:64)\n\tat org.gradle.internal.buildprocess.execution.StartParamsValidatingActionExecutor.execute(StartParamsValidatingActionExecutor.java:32)\n\tat org.gradle.internal.buildprocess.execution.SessionFailureReportingActionExecutor.execute(SessionFailureReportingActionExecutor.java:51)\n\tat org.gradle.internal.buildprocess.execution.SessionFailureReportingActionExecutor.execute(SessionFailureReportingActionExecutor.java:39)\n\tat org.gradle.internal.buildprocess.execution.SetupLoggingActionExecutor.execute(SetupLoggingActionExecutor.java:47)\n\tat org.gradle.internal.buildprocess.execution.SetupLoggingActionExecutor.execute(SetupLoggingActionExecutor.java:31)\n\tat org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:70)\n\tat org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:39)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:29)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:35)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.ForwardClientInput.lambda$execute$0(ForwardClientInput.java:40)\n\tat org.gradle.internal.daemon.clientinput.ClientInputForwarder.forwardInput(ClientInputForwarder.java:80)\n\tat org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:37)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:64)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:63)\n\tat org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:84)\n\tat org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:37)\n\tat org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:104)\n\tat org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:52)\n\tat org.gradle.launcher.daemon.server.DaemonStateCoordinator.lambda$runCommand$0(DaemonStateCoordinator.java:321)\n\tat org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)\n\tat org.gradle.internal.concurrent.AbstractManagedExecutor$1.run(AbstractManagedExecutor.java:48)\n\tat java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)\n\tat java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)\n\tat java.base/java.lang.Thread.run(Thread.java:840)\n"}]},"problemId":[{"name":"task-selection","displayName":"Task selection"},{"name":"selection-failed","displayName":"Selection failed"}]}],"problemsReport":{"totalProblemCount":1,"buildName":"youtubeapp","requestedTasks":"assembleDe bug","documentationLink":"https://docs.gradle.org/8.11.1/userguide/problems-report.html","documentationLinkCaption":"Problem report"}}
 // end-report-data
 );}
 </script>
diff --git a/app/frontend/build.gradle.kts b/app/frontend/build.gradle.kts
index 1433da0..ac5f693 100644
--- a/app/frontend/build.gradle.kts
+++ b/app/frontend/build.gradle.kts
@@ -1,7 +1,7 @@
 plugins {
-    id("com.android.application")
-    id("org.jetbrains.kotlin.android")
-    id("org.jetbrains.kotlin.plugin.compose")
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.android)
+    alias(libs.plugins.kotlin.compose)
 }
 
 android {
@@ -24,50 +24,54 @@ android {
             keyPassword = "youtubeapp"
             enableV1Signing = true
             enableV2Signing = true
+            enableV3Signing = true
         }
     }
 
     buildTypes {
-        getByName("release") {
-            signingConfig = signingConfigs.getByName("release")
+        debug {
+            buildConfigField("String", "BASE_URL", "\"http://192.168.178.34:8000/\"")
+        }
+        release {
+            signingConfig = signingConfigs.getByName("release")
+            buildConfigField("String", "BASE_URL", "\"https://youtube.marha.de/\"")
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
         }
-    }
-
-    buildFeatures {
-        compose = true
-    }
-
-    kotlinOptions {
-        jvmTarget = "17"
     }
 
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_17
         targetCompatibility = JavaVersion.VERSION_17
     }
+
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+
+    buildFeatures {
+        compose = true
+        buildConfig = true
+    }
 }
 
 dependencies {
-    implementation(platform("androidx.compose:compose-bom:2024.12.01"))
-    implementation("androidx.compose.ui:ui")
-    implementation("androidx.compose.material3:material3")
-    implementation("androidx.compose.material:material-icons-extended")
-    implementation("androidx.activity:activity-compose:1.9.3")
-    implementation("androidx.navigation:navigation-compose:2.8.5")
-
-    // Networking
-    implementation("com.squareup.retrofit2:retrofit:2.11.0")
-    implementation("com.squareup.retrofit2:converter-gson:2.11.0")
-    implementation("com.squareup.okhttp3:okhttp:4.12.0")
-
-    // Image Loading
-    implementation("io.coil-kt:coil-compose:2.7.0")
-
-    // Video Player
-    implementation("androidx.media3:media3-exoplayer:1.5.1")
-    implementation("androidx.media3:media3-ui:1.5.1")
-
-    // ViewModel
-    implementation("androidx.lifecycle:lifecycle-viewmodel-compose:2.8.7")
-    implementation("androidx.lifecycle:lifecycle-runtime-compose:2.8.7")
+    implementation(platform(libs.androidx.compose.bom))
+    implementation(libs.androidx.ui)
+    implementation(libs.androidx.material3)
+    implementation(libs.androidx.compose.material.icons.extended)
+    implementation(libs.androidx.activity.compose)
+    implementation(libs.androidx.navigation.compose)
+    implementation(libs.androidx.lifecycle.viewmodel.compose)
+    implementation(libs.androidx.lifecycle.runtime.compose)
+    implementation(libs.retrofit)
+    implementation(libs.retrofit.converter.gson)
+    implementation(libs.okhttp)
+    implementation(libs.okhttp.logging.interceptor)
+    implementation(libs.coil.compose)
+    implementation(libs.media3.exoplayer)
+    implementation(libs.media3.ui)
 }
diff --git a/app/frontend/proguard-rules.pro b/app/frontend/proguard-rules.pro
new file mode 100644
index 0000000..e374e3e
--- /dev/null
+++ b/app/frontend/proguard-rules.pro
@@ -0,0 +1 @@
+# Add project-specific ProGuard rules here.
diff --git a/app/frontend/src/main/AndroidManifest.xml b/app/frontend/src/main/AndroidManifest.xml
index c15933d..667c94c 100644
--- a/app/frontend/src/main/AndroidManifest.xml
+++ b/app/frontend/src/main/AndroidManifest.xml
@@ -10,6 +10,7 @@
         android:banner="@drawable/tv_banner"
         android:allowBackup="true"
         android:label="YouTube App"
+        android:networkSecurityConfig="@xml/network_security_config"
         android:usesCleartextTraffic="true"
         android:theme="@android:style/Theme.Material.Light.NoActionBar">
 
diff --git a/app/frontend/src/main/java/com/youtubeapp/data/ApiClient.kt b/app/frontend/src/main/java/com/youtubeapp/data/ApiClient.kt
index c51d4ec..98c7098 100644
--- a/app/frontend/src/main/java/com/youtubeapp/data/ApiClient.kt
+++ b/app/frontend/src/main/java/com/youtubeapp/data/ApiClient.kt
@@ -1,18 +1,27 @@
 package com.youtubeapp.data
 
 import android.os.Build
+import com.youtubeapp.BuildConfig
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
 
 object ApiClient {
-    val BASE_URL: String = if (Build.FINGERPRINT.contains("generic") || Build.FINGERPRINT.contains("sdk"))
-        "http://10.0.2.2:8000/"
-    else
-        "http://192.168.178.34:8000/"
+    val BASE_URL: String =
+        if (BuildConfig.DEBUG && (Build.FINGERPRINT.contains("generic") || Build.FINGERPRINT.contains("sdk")))
+            "http://10.0.2.2:8000/"
+        else
+            BuildConfig.BASE_URL
+
+    private val okHttp: OkHttpClient = OkHttpClient.Builder()
+        .addInterceptor(HttpLoggingInterceptor().apply { level = HttpLoggingInterceptor.Level.BASIC })
+        .build()
 
     val api: VideoApi by lazy {
         Retrofit.Builder()
             .baseUrl(BASE_URL)
+            .client(okHttp)
             .addConverterFactory(GsonConverterFactory.create())
             .build()
             .create(VideoApi::class.java)
diff --git a/app/frontend/src/main/java/com/youtubeapp/data/VideoApi.kt b/app/frontend/src/main/java/com/youtubeapp/data/VideoApi.kt
index 7811750..e885f6e 100644
--- a/app/frontend/src/main/java/com/youtubeapp/data/VideoApi.kt
+++ b/app/frontend/src/main/java/com/youtubeapp/data/VideoApi.kt
@@ -9,7 +9,7 @@ interface VideoApi {
     suspend fun getAllVideos(@Path("profileId") profileId: Int): List<Video>
 
     @POST("videos/{id}/download")
-    suspend fun triggerDownload(@Path("id") id: Int): Map<String, String>
+    suspend fun triggerDownload(@Path("id") id: Int, @retrofit2.http.Query("maxHeight") maxHeight: Int): Map<String, String>
 
     @POST("profiles/{profileId}/videos/cleanup")
     suspend fun cleanupVideos(
diff --git a/app/frontend/src/main/java/com/youtubeapp/data/VideoRepository.kt b/app/frontend/src/main/java/com/youtubeapp/data/VideoRepository.kt
index dfc6c7d..eee63a2 100644
--- a/app/frontend/src/main/java/com/youtubeapp/data/VideoRepository.kt
+++ b/app/frontend/src/main/java/com/youtubeapp/data/VideoRepository.kt
@@ -5,8 +5,8 @@ class VideoRepository(private val api: VideoApi = ApiClient.api) {
     suspend fun getAllVideos(profileId: Int): Result<List<Video>> =
         runCatching { api.getAllVideos(profileId) }
 
-    suspend fun triggerDownload(videoId: Int): Result<String> = runCatching {
-        val response = api.triggerDownload(videoId)
+    suspend fun triggerDownload(videoId: Int, maxHeight: Int = 1080): Result<String> = runCatching {
+        val response = api.triggerDownload(videoId, maxHeight)
         response["status"] ?: "unknown"
     }
 
@@ -23,5 +23,6 @@ class VideoRepository(private val api: VideoApi = ApiClient.api) {
 
     suspend fun getProfiles(): Result<List<Profile>> = runCatching { api.getProfiles() }
 
-    fun getStreamUrl(videoId: Int): String = "${ApiClient.BASE_URL}videos/$videoId/stream"
+    fun getStreamUrl(videoId: Int, maxHeight: Int = 1080): String =
+        "${ApiClient.BASE_URL}videos/$videoId/stream?maxHeight=$maxHeight"
 }
diff --git a/app/frontend/src/main/java/com/youtubeapp/ui/viewmodel/VideoViewModel.kt b/app/frontend/src/main/java/com/youtubeapp/ui/viewmodel/VideoViewModel.kt
index 10dd778..43528ce 100644
--- a/app/frontend/src/main/java/com/youtubeapp/ui/viewmodel/VideoViewModel.kt
+++ b/app/frontend/src/main/java/com/youtubeapp/ui/viewmodel/VideoViewModel.kt
@@ -56,7 +56,9 @@ class VideoViewModel : ViewModel() {
     }
 
     private fun connectWebSocket() {
-        val wsUrl = ApiClient.BASE_URL.replace("http://", "ws://") + "ws"
+        val wsUrl = ApiClient.BASE_URL
+            .replace("https://", "wss://")
+            .replace("http://", "ws://") + "ws"
         val request = Request.Builder().url(wsUrl).build()
         val client = OkHttpClient()
         webSocket = client.newWebSocket(request, object : WebSocketListener() {
@@ -122,10 +124,11 @@ class VideoViewModel : ViewModel() {
     }
 
     fun triggerDownload(videoId: Int) {
+        val maxHeight = if (android.os.Build.VERSION.SDK_INT < 29) 720 else 1080
         viewModelScope.launch(Dispatchers.IO) {
             _state.value = _state.value.copy(isDownloading = true, downloadStatus = null)
             try {
-                val result = repository.triggerDownload(videoId)
+                val result = repository.triggerDownload(videoId, maxHeight)
                 if (result.isFailure) {
                     _state.value = _state.value.copy(
                         isDownloading = false,
@@ -200,7 +203,8 @@ class VideoViewModel : ViewModel() {
         return if (localFile != null) {
             android.net.Uri.fromFile(localFile).toString()
         } else {
-            repository.getStreamUrl(videoId)
+            val maxHeight = if (android.os.Build.VERSION.SDK_INT < 29) 720 else 1080
+            repository.getStreamUrl(videoId, maxHeight)
         }
     }
 }
diff --git a/app/frontend/src/main/res/xml/network_security_config.xml b/app/frontend/src/main/res/xml/network_security_config.xml
new file mode 100644
index 0000000..2439f15
--- /dev/null
+++ b/app/frontend/src/main/res/xml/network_security_config.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config>
+    <base-config cleartextTrafficPermitted="true" />
+</network-security-config>
diff --git a/app/gradle/libs.versions.toml b/app/gradle/libs.versions.toml
new file mode 100644
index 0000000..f0777e1
--- /dev/null
+++ b/app/gradle/libs.versions.toml
@@ -0,0 +1,34 @@
+[versions]
+agp = "8.7.3"
+kotlin = "2.1.0"
+activityCompose = "1.9.3"
+composeBom = "2024.12.01"
+navigationCompose = "2.8.5"
+lifecycleViewmodelCompose = "2.8.7"
+lifecycleRuntimeCompose = "2.8.7"
+retrofit = "2.11.0"
+okhttp = "4.12.0"
+coil = "2.7.0"
+media3 = "1.5.1"
+
+[libraries]
+androidx-compose-bom = { group = "androidx.compose", name = "compose-bom", version.ref = "composeBom" }
+androidx-ui = { group = "androidx.compose.ui", name = "ui" }
+androidx-material3 = { group = "androidx.compose.material3", name = "material3" }
+androidx-compose-material-icons-extended = { group = "androidx.compose.material", name = "material-icons-extended" }
+androidx-activity-compose = { group = "androidx.activity", name = "activity-compose", version.ref = "activityCompose" }
+androidx-navigation-compose = { group = "androidx.navigation", name = "navigation-compose", version.ref = "navigationCompose" }
+androidx-lifecycle-viewmodel-compose = { group = "androidx.lifecycle", name = "lifecycle-viewmodel-compose", version.ref = "lifecycleViewmodelCompose" }
+androidx-lifecycle-runtime-compose = { group = "androidx.lifecycle", name = "lifecycle-runtime-compose", version.ref = "lifecycleRuntimeCompose" }
+retrofit = { group = "com.squareup.retrofit2", name = "retrofit", version.ref = "retrofit" }
+retrofit-converter-gson = { group = "com.squareup.retrofit2", name = "converter-gson", version.ref = "retrofit" }
+okhttp = { group = "com.squareup.okhttp3", name = "okhttp", version.ref = "okhttp" }
+okhttp-logging-interceptor = { group = "com.squareup.okhttp3", name = "logging-interceptor", version.ref = "okhttp" }
+coil-compose = { group = "io.coil-kt", name = "coil-compose", version.ref = "coil" }
+media3-exoplayer = { group = "androidx.media3", name = "media3-exoplayer", version.ref = "media3" }
+media3-ui = { group = "androidx.media3", name = "media3-ui", version.ref = "media3" }
+
+[plugins]
+android-application = { id = "com.android.application", version.ref = "agp" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin-compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
diff --git a/backend/.gitignore b/backend/.gitignore
index f9ce0cf..f1a7b8f 100644
--- a/backend/.gitignore
+++ b/backend/.gitignore
@@ -1,3 +1,4 @@
 __pycache__/
 *.pyc
 videos/
+cookies.txt
diff --git a/backend/api/video_controller.py b/backend/api/video_controller.py
index 1df3705..f99d058 100644
--- a/backend/api/video_controller.py
+++ b/backend/api/video_controller.py
@@ -12,25 +12,25 @@ router = APIRouter(prefix="/videos")
 
 
 @router.post("/{videoId}/download")
-def download(videoId: int, db: DbSession):
+def download(videoId: int, db: DbSession, maxHeight: int = 1080):
     video = Video.getById(db, videoId)
     if not video:
         raise HTTPException(404, "Video nicht gefunden")
     if video.filePath:
         return {"status": "already_downloaded"}
 
-    downloadAsync(videoId, video.youtubeUrl)
+    downloadAsync(videoId, video.youtubeUrl, maxHeight)
     return {"status": "download_started"}
 
 
 @router.get("/{videoId}/stream")
-def stream(videoId: int, db: DbSession):
+def stream(videoId: int, db: DbSession, maxHeight: int = 1080):
     video = Video.getById(db, videoId)
     if not video:
         raise HTTPException(404, "Video nicht gefunden")
 
     if not video.filePath:
-        return StreamingResponse(streamAndSave(videoId, video.youtubeUrl), media_type="video/mp4")
+        return StreamingResponse(streamAndSave(videoId, video.youtubeUrl, maxHeight), media_type="video/mp4")
 
     path = Path(video.filePath)
     if not path.exists():
diff --git a/backend/download/download_service.py b/backend/download/download_service.py
index f6ef4c7..52e4e10 100644
--- a/backend/download/download_service.py
+++ b/backend/download/download_service.py
@@ -9,17 +9,20 @@ VIDEOS_DIR = "/videos"
 MIN_VALID_SIZE = 1024 * 100  # 100 KB
 
 
-def downloadAsync(videoId: int, youtubeUrl: str):
-    threading.Thread(target=downloadVideo, args=(videoId, youtubeUrl)).start()
+def downloadAsync(videoId: int, youtubeUrl: str, maxHeight: int = 1080):
+    threading.Thread(target=downloadVideo, args=(videoId, youtubeUrl, maxHeight)).start()
 
 
-def downloadVideo(videoId: int, youtubeUrl: str):
+def downloadVideo(videoId: int, youtubeUrl: str, maxHeight: int = 1080):
     outputPath = f"{VIDEOS_DIR}/{videoId}.mp4"
+    formatFilter = f"bestvideo[ext=mp4][vcodec^=avc][height<={maxHeight}]+bestaudio[ext=m4a]/best[ext=mp4]"
 
     subprocess.run(
         [
             "yt-dlp",
-            "-f", "bestvideo[ext=mp4][vcodec^=avc]+bestaudio[ext=m4a]/best[ext=mp4]",
+            "--cookies", "/app/cookies.txt",
+            "--remote-components", "ejs:github",
+            "-f", formatFilter,
             "-o", outputPath,
             "--merge-output-format", "mp4",
             "--force-overwrites",
diff --git a/backend/stream/stream_service.py b/backend/stream/stream_service.py
index f869eeb..2cf83da 100644
--- a/backend/stream/stream_service.py
+++ b/backend/stream/stream_service.py
@@ -7,10 +7,10 @@ VIDEOS_DIR = "/videos"
 CHUNK_SIZE = 64 * 1024
 
 
-def streamAndSave(videoId: int, youtubeUrl: str):
+def streamAndSave(videoId: int, youtubeUrl: str, maxHeight: int = 1080):
     from model.video import Video  # Lazy-Import gegen Zirkular
     outputPath = f"{VIDEOS_DIR}/{videoId}.mp4"
-    yield from streamVideoLive(videoId, youtubeUrl)
+    yield from streamVideoLive(videoId, youtubeUrl, maxHeight)
     if Path(outputPath).exists():
         db = SessionLocal()
         try:
@@ -19,11 +19,14 @@ def streamAndSave(videoId: int, youtubeUrl: str):
             db.close()
 
 
-def _getStreamUrls(youtubeUrl: str):
+def _getStreamUrls(youtubeUrl: str, maxHeight: int = 1080):
+    formatFilter = f"bestvideo[ext=mp4][vcodec^=avc][height<={maxHeight}]+bestaudio[ext=m4a]/best[ext=mp4]"
     result = subprocess.run(
         [
             "yt-dlp",
-            "-f", "bestvideo[ext=mp4][vcodec^=avc]+bestaudio[ext=m4a]/best[ext=mp4]",
+            "--cookies", "/app/cookies.txt",
+            "--remote-components", "ejs:github",
+            "-f", formatFilter,
             "--print", "urls",
             youtubeUrl,
         ],
@@ -40,10 +43,10 @@ def _getStreamUrls(youtubeUrl: str):
     return None, None
 
 
-def streamVideoLive(videoId: int, youtubeUrl: str):
+def streamVideoLive(videoId: int, youtubeUrl: str, maxHeight: int = 1080):
     outputPath = f"{VIDEOS_DIR}/{videoId}.mp4"
 
-    videoUrl, audioUrl = _getStreamUrls(youtubeUrl)
+    videoUrl, audioUrl = _getStreamUrls(youtubeUrl, maxHeight)
     if not videoUrl:
         return
 
diff --git a/browser_extension/config/popup.js b/browser_extension/config/popup.js
index ad44af7..81f0a1d 100644
--- a/browser_extension/config/popup.js
+++ b/browser_extension/config/popup.js
@@ -1,4 +1,4 @@
-const SERVER_URL = "http://localhost:8000/profiles";
+const SERVER_URL = "http://marha.local:8000/profiles";
 const container = document.getElementById("profiles");
 
 async function load() {
diff --git a/browser_extension/manifest.json b/browser_extension/manifest.json
index 96ff6c5..7deca7b 100644
--- a/browser_extension/manifest.json
+++ b/browser_extension/manifest.json
@@ -5,7 +5,7 @@
   "description": "Erfasst YouTube-Videos und sendet sie an den Server",
   "permissions": [
     "*://www.youtube.com/*",
-    "http://localhost:8000/*",
+    "http://marha.local:8000/*",
     "storage"
   ],
   "content_scripts": [
diff --git a/systems.md b/systems.md
index fc23c3a..c637f35 100644
--- a/systems.md
+++ b/systems.md
@@ -1,8 +1,26 @@
 # Browser Extension
-- Javascript: Daten angezeigter Videos an Server senden
+- Javascript: basis
+- HTML: Profile Template
 # Server
-- FastAPI: Videodaten empfangen
-- yt-dlp + ffmpeg + Deno: Video herunterladen, Videos streamen
-- SQLite: Daten persistieren
+- python: basis
+- FastAPI: Routing, Websocket
+- SQLAlchemy: Datenbank ORM
+- Pydantic: Dto
+- yt-dlp: download
+- ffmpeg: muxing, streaming
+- yt-dlp + Deno: url extrahieren
+- SQLite: Datenbank
+- Docker: deployment
+- uvicorn: webserver
 # App 
-- Kotlin: Videos auflisten, Download triggern, Videos abspielen 
+- kotlin: basis
+- Gradle: Build
+- Jetpack Compose: UI
+- Material3: UI-Komponenten
+- Retrofit: REST-Calls
+- Gson: JSON-Serialisierung
+- AndroidX ViewModel: State-Management
+- ExoPlayer: wiedergabe
+- Coil: Thumbnail-Loading
+- OkHttp: WebSocket-Client
+- SharedPreferences: Profil-Auswahl persistieren