Embed element call (#3939)

* it works but only with the baseURL for now

* works but strings are not referenced properly

and we are using a dummy config.json which maybe is not required at all?

* test with EmbeddedElementCall repo

* updated the version

* ignore our own package

* updated version

removed using EC through the well known URL

* fix for remote URL overriding

* updated version

* fix for microphone and camera using local URL

* better solution

* Use version 0.9.0-release-test.3

* fix project

* removed workaround for emebedded EC url generation

* updated EC

* pr suggestions

* fix

* removed unnecessary configuration flag

---------

Co-authored-by: Hugh Nimmo-Smith <hughns@element.io>

ElementX/Sources/Screens/Settings/DeveloperOptionsScreen/View/DeveloperOptionsScreen.swift

@@ -73,7 +73,7 @@ struct DeveloperOptionsScreen: View {
             }
 
             Section {
-                TextField(context.viewState.elementCallBaseURL.absoluteString, text: $elementCallURLOverrideString)
+                TextField("Leave empty to use EC locally", text: $elementCallURLOverrideString)
                     .autocorrectionDisabled(true)
                     .autocapitalization(.none)
                     .foregroundColor(URL(string: elementCallURLOverrideString) == nil ? .red : .primary)
@@ -86,11 +86,7 @@ struct DeveloperOptionsScreen: View {
                         }
                     }
             } header: {
-                Text("Element Call")
-            } footer: {
-                if context.elementCallBaseURLOverride == nil {
-                    Text("The call URL may be overridden by your homeserver.")
-                }
+                Text("Element Call remote URL override")
             }
             
             Section {