Switch like from ❤️ to 🤙

Actually react with 🤙 at the protocol level as well

Changelog-Changed: Switch like from ❤️  to 🤙

damus/Nostr/NostrEvent.swift

@@ -558,7 +558,7 @@ func make_like_event(pubkey: String, privkey: String, liked: NostrEvent) -> Nost
     var tags: [[String]] = liked.tags.filter { tag in tag.count >= 2 && (tag[0] == "e" || tag[0] == "p") }
     tags.append(["e", liked.id])
     tags.append(["p", liked.pubkey])
-    let ev = NostrEvent(content: "", pubkey: pubkey, kind: 7, tags: tags)
+    let ev = NostrEvent(content: "🤙", pubkey: pubkey, kind: 7, tags: tags)
     ev.calculate_id()
     ev.sign(privkey: privkey)
 

damus/Views/EventActionBar.swift

@@ -59,9 +59,9 @@ struct EventActionBar: View {
             HStack(alignment: .bottom) {
                 Text("\(bar.likes > 0 ? "\(bar.likes)" : "")")
                     .font(.footnote.weight(.medium))
-                    .foregroundColor(bar.liked ? Color.red : Color.gray)
+                    .foregroundColor(bar.liked ? Color.orange : Color.gray)
                     
-                EventActionButton(img: bar.liked ? "heart.fill" : "heart", col: bar.liked ? Color.red : nil) {
+                LikeButton(liked: bar.liked) {
                     if bar.liked {
                         notify(.delete, bar.our_like)
                     } else {
@@ -145,6 +145,23 @@ func EventActionButton(img: String, col: Color?, action: @escaping () -> ()) ->
     .padding(.trailing, 40)
 }
 
+struct LikeButton: View {
+    let liked: Bool
+    let action: () -> ()
+    
+    @Environment(\.colorScheme) var colorScheme
+    
+    var default_emoji: String {
+        return colorScheme == .dark ? "🤙🏿" : "🤙🏻"
+    }
+    
+    var body: some View {
+        Button(action: action) {
+            Text(liked ? "🤙" : default_emoji)
+        }
+    }
+}
+
 
 struct EventActionBar_Previews: PreviewProvider {
     static var previews: some View {