feat(auth): add web captcha handling

- replace manual captcha screen with WebView-based VK captcha flow
- handle captcha error 14 by showing the captcha overlay and retrying with success_token
- pass captcha redirect/result state through AppSettings
- remove old captcha ViewModel, navigation, validation, and DI
- add ACRA crash reporting
- add WIP message edit mode UI/state
- update Gradle wrapper, SDK config, and dependencies

build-logic/convention/src/main/kotlin/dev/meloda/fast/KotlinAndroid.kt

@@ -24,7 +24,7 @@ internal fun Project.configureKotlinAndroid(
     }
 
     commonExtension.apply {
-        compileSdk = 36
+        compileSdk = getVersionInt("compileSdk")
     }
 
     configureKotlin<KotlinAndroidProjectExtension>()
@@ -61,6 +61,7 @@ private inline fun <reified T : KotlinBaseExtension> Project.configureKotlin() =
             "-opt-in=kotlinx.coroutines.ExperimentalCoroutinesApi",
             "-opt-in=kotlinx.coroutines.FlowPreview",
             "-Xannotation-default-target=param-property",
+            "-Xcontext-parameters"
         )
     }
 }