Implement CameraX GPG QR transfer on Android (#106)

android/gradle/libs.versions.toml

@@ -1,4 +1,5 @@
 [versions]
+camera = "1.6.2"
 agp = "9.4.1"
 kotlin = "2.4.21"
 ksp = "2.3.12"
@@ -28,6 +29,9 @@ biometric = "1.1.0"
 fragment = "1.9.1"
 
 [libraries]
+camera-camera2 = { module = "androidx.camera:camera-camera2", version.ref = "camera" }
+camera-lifecycle = { module = "androidx.camera:camera-lifecycle", version.ref = "camera" }
+camera-view = { module = "androidx.camera:camera-view", version.ref = "camera" }
 benchmark-macro = { module = "androidx.benchmark:benchmark-macro-junit4", version.ref = "benchmark" }
 rustls-verifier = { group = "rustls", name = "rustls-platform-verifier", version.ref = "rustlsVerifier" }
 compose-bom = { module = "androidx.compose:compose-bom", version.ref = "compose" }