adds forceLoginFallback debug feature

vector/src/debug/java/im/vector/app/features/debug/features/DebugFeaturesStateFactory.kt

@@ -48,6 +48,11 @@ class DebugFeaturesStateFactory @Inject constructor(
                         label = "FTUE Use Case",
                         key = DebugFeatureKeys.onboardingUseCase,
                         factory = VectorFeatures::isOnboardingUseCaseEnabled
+                ),
+                createBooleanFeature(
+                        label = "Force login fallback",
+                        key = DebugFeatureKeys.forceLoginFallback,
+                        factory = VectorFeatures::isForceLoginFallbackEnabled
                 )
         ))
     }

vector/src/debug/java/im/vector/app/features/debug/features/DebugVectorFeatures.kt

@@ -51,6 +51,8 @@ class DebugVectorFeatures(
 
     override fun isOnboardingUseCaseEnabled(): Boolean = read(DebugFeatureKeys.onboardingUseCase) ?: vectorFeatures.isOnboardingUseCaseEnabled()
 
+    override fun isForceLoginFallbackEnabled(): Boolean = read(DebugFeatureKeys.forceLoginFallback) ?: vectorFeatures.isForceLoginFallbackEnabled()
+
     fun <T> override(value: T?, key: Preferences.Key<T>) = updatePreferences {
         if (value == null) {
             it.remove(key)
@@ -102,4 +104,5 @@ object DebugFeatureKeys {
     val onboardingAlreadyHaveAnAccount = booleanPreferencesKey("onboarding-already-have-an-account")
     val onboardingSplashCarousel = booleanPreferencesKey("onboarding-splash-carousel")
     val onboardingUseCase = booleanPreferencesKey("onbboarding-splash-carousel")
+    val forceLoginFallback = booleanPreferencesKey("force-login-fallback")
 }

vector/src/main/java/im/vector/app/features/VectorFeatures.kt

@@ -24,6 +24,7 @@ interface VectorFeatures {
     fun isOnboardingAlreadyHaveAccountSplashEnabled(): Boolean
     fun isOnboardingSplashCarouselEnabled(): Boolean
     fun isOnboardingUseCaseEnabled(): Boolean
+    fun isForceLoginFallbackEnabled(): Boolean
 
     enum class OnboardingVariant {
         LEGACY,
@@ -37,4 +38,5 @@ class DefaultVectorFeatures : VectorFeatures {
     override fun isOnboardingAlreadyHaveAccountSplashEnabled() = true
     override fun isOnboardingSplashCarouselEnabled() = true
     override fun isOnboardingUseCaseEnabled() = true
+    override fun isForceLoginFallbackEnabled() = false
 }