Rework WellknownRetriever so it uses the GetUrlResolver

Also, allow instantiating it using a factory: with this we can always decide where to take the config from and how to do it

Do the same for `ElementWellknownStore` so we can store and restore the values for different sources (endpoints) independently

libraries/wellknown/api/build.gradle.kts

@@ -12,3 +12,7 @@ plugins {
 android {
     namespace = "io.element.android.libraries.wellknown.api"
 }
+
+dependencies {
+    implementation(projects.libraries.matrix.api)
+}

libraries/wellknown/api/src/main/kotlin/io/element/android/libraries/wellknown/api/ElementWellknownStore.kt

@@ -11,4 +11,8 @@ interface ElementWellknownStore {
     suspend fun get(domain: String): WellknownRetrieverResult<ElementWellKnown>
     suspend fun update(domain: String, wellknown: String): Result<Unit>
     suspend fun delete(domain: String): Result<Unit>
+
+    fun interface Factory {
+        fun create(prefix: String?): ElementWellknownStore
+    }
 }

libraries/wellknown/api/src/main/kotlin/io/element/android/libraries/wellknown/api/WellknownRetriever.kt

@@ -8,6 +8,15 @@
 
 package io.element.android.libraries.wellknown.api
 
+import io.element.android.libraries.matrix.api.GetUrlResolver
+
 interface WellknownRetriever {
-    suspend fun getElementWellKnown(baseUrl: String): WellknownRetrieverResult<ElementWellKnown>
+    suspend fun getElementWellKnown(
+        host: String,
+        source: EnterpriseRemoteConfigSource
+    ): WellknownRetrieverResult<ElementWellKnown>
+
+    interface Factory {
+        fun create(getUrlResolver: GetUrlResolver): WellknownRetriever
+    }
 }