App Polish (#1098)

* App polish

- Skeleton avatar colour on app switching.
- Bug report icon and string.
- Semi-bold font on room list timestamps.
- Room attachments button spacing and alignment.
- Replace link tint with semi-bold font in AnalyticsSettingsScreen.
- Semi-bold font on Invites button.
- Add padding to media attachment sheet.
- Message composer header layout tweaks.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Remove indicator after changing homeserver with an MXID.
- Change copy permalink string.
- Formatting of link in Analytics Prompt.
- Only semi-bold the room timestamp when unread.
- Tweak the colour of the date separator.
- Add activity indicator to toast style user indicator.

ElementX/Sources/Screens/RoomScreen/View/RoomScreen.swift

@@ -21,17 +21,22 @@ struct RoomScreen: View {
     @State private var showReactionsMenuForItemId = ""
     @State private var dragOver = false
     
+    private let attachmentButtonPadding = 10.0
+    
     var body: some View {
         timeline
             .background(Color.compound.bgCanvasDefault.ignoresSafeArea()) // Kills the toolbar translucency.
             .safeAreaInset(edge: .bottom, spacing: 0) {
-                HStack(spacing: 4.0) {
+                HStack(alignment: .bottom, spacing: attachmentButtonPadding) {
                     RoomAttachmentPicker(context: context)
+                        .padding(.bottom, 5) // centre align with the send button
                     messageComposer
                         .environmentObject(context)
                 }
-                .padding([.horizontal, .bottom])
+                .padding(.leading, attachmentButtonPadding)
+                .padding(.trailing, 12)
                 .padding(.top, 8)
+                .padding(.bottom)
             }
             .navigationBarTitleDisplayMode(.inline)
             .toolbar { toolbar }