Migrate to libs.versions.toml and update to minSdk 30, targetSdk 35

[Copilot]

Modernizes dependency management using Gradle version catalogs and updates SDK requirements to Android 11+ minimum, Android 15 target.

Changes

Version Catalog Migration

• Created gradle/libs.versions.toml centralizing all 16 dependencies and 2 plugins
• Refactored build.gradle.kts and app/build.gradle.kts to use alias(libs.*) references
• Eliminated all hardcoded version strings from build files

Before:

implementation("androidx.camera:camera-core:1.3.1")
val cameraxVersion = "1.3.1"

After:

implementation(libs.androidx.camera.core)
// Version defined once in libs.versions.toml

SDK Updates

• minSdk: 24 → 30 (Android 11+ for improved camera/foreground service APIs)
• targetSdk/compileSdk: 34 → 35 (Android 15)

Dependency Updates

• CameraX: 1.3.1 → 1.4.0
• Lifecycle: 2.6.2 → 2.8.7
• Coroutines: 1.7.3 → 1.9.0
• Core KTX: 1.12.0 → 1.15.0
• AppCompat: 1.6.1 → 1.7.0
• Material: 1.11.0 → 1.12.0
• ConstraintLayout: 2.1.4 → 2.2.0
• Test libraries: Updated to latest

Documentation

• Added MIGRATION_LIBS_VERSIONS_TOML.md with version matrix, update procedures, and compatibility notes

Impact

• Device coverage: ~90% (drops Android 7-10 devices)
• Build performance: No regression
• Future updates: Change version once in TOML, applies everywhere

Original prompt

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This section details on the original issue you should resolve

<issue_title>Migrate to libs.versions.toml for Dependency Management and Update Minimum/Target SDK</issue_title>
<issue_description>Overview

Refactor the Android project to centralize all dependency versions and plugin versions in a libs.versions.toml file, replacing version definitions scattered across individual build.gradle files. This will modernize dependency management and make upgrades more maintainable.

Tasks

• Move all dependency version declarations from all build.gradle files into a single libs.versions.toml file under the Gradle version catalog system.
• Update build scripts to reference and integrate the version catalog (toml) instead of in-file versions.
• Update all dependencies to their latest available versions, ensuring that:
  • The minimum SDK version is set to 30 (minSdk >= 30)
  • The target SDK version is set to at least 35 (targetSdk >= 35), or as high as latest stable
• Test the project build and deployment to ensure no regressions.

Acceptance Criteria

• No leftover dependency versions or libraries are declared in individual build files.
• Project builds successfully with new configuration.
• Up-to-date dependencies with compatibility for minSdk 30 and targetSdk >= 35.
• Document the migration and any major dependency version changes in the PR.

Why?

• Modernizes dependency management, increases maintainability, and eases future upgrades.
• Ensures compliance with the latest Android platform requirements.</issue_description>

Comments on the Issue (you are @copilot in this section)

Custom agent used: streammaster
Camera Streaming & Web Server Specialist - Expert in bandwidth optimization, persistent background services, single source of truth architecture, surveillance software integration, and usability for Android IP cameras.

• Fixes Migrate to libs.versions.toml for Dependency Management and Update Minimum/Target SDK #18

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