Implement a migration mechanism to handle internal stuff which need to occur during application upgrade.

Remove VectorFileLogger, it was dead code.

features/migration/api/build.gradle.kts

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+plugins {
+    id("io.element.android-compose-library")
+}
+
+android {
+    namespace = "io.element.android.features.migration.api"
+}
+
+dependencies {
+    implementation(projects.libraries.architecture)
+}

features/migration/api/src/main/kotlin/io/element/android/features/api/MigrationEntryPoint.kt

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+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.api
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+interface MigrationEntryPoint {
+    @Composable
+    fun present(): MigrationState
+
+    @Composable
+    fun Render(
+        state: MigrationState,
+        modifier: Modifier,
+    )
+}

features/migration/api/src/main/kotlin/io/element/android/features/api/MigrationState.kt

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+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.api
+
+import io.element.android.libraries.architecture.AsyncData
+
+data class MigrationState(
+    val migrationAction: AsyncData<Unit> = AsyncData.Uninitialized,
+)