Post view improvements

Changelog-Changed: Improve look of post view
Closes: #561

damus/Views/PostView.swift

@@ -80,11 +80,22 @@ struct PostView: View {
                             self.send_post()
                         }
                     }
+                    .font(.system(size: 14, weight: .bold))
+                    .frame(width: 80, height: 30)
+                    .foregroundColor(.white)
+                    .background(LINEAR_GRADIENT)
+                    .clipShape(Capsule())
                 }
             }
             .padding([.top, .bottom], 4)
             
+            HStack(alignment: .top) {
+                
+                ProfilePicView(pubkey: damus_state.pubkey, size: 45.0, highlight: .none, profiles: damus_state.profiles)
+                
+                VStack(alignment: .leading) {
                     ZStack(alignment: .topLeading) {
+                        
                         TextEditor(text: $post)
                             .focused($focus)
                             .textInputAutocapitalization(.sentences)
@@ -104,6 +115,8 @@ struct PostView: View {
                                 .allowsHitTesting(false)
                         }
                     }
+                }
+            }
 
             // This if-block observes @ for tagging
             if let searching = get_searching_string(post) {
@@ -168,3 +181,9 @@ func get_searching_string(_ post: String) -> String? {
     
     return String(last_word.dropFirst())
 }
+
+struct PostView_Previews: PreviewProvider {
+    static var previews: some View {
+        PostView(replying_to: nil, references: [], damus_state: test_damus_state())
+    }
+}