Make messages linkable in HTML (#864)

DiscordChatExporter.Core/Exporting/Writers/Html/MessageGroupTemplate.cshtml

@@ -125,7 +125,7 @@
                         }
 
                         @{/* Timestamp */}
-                        <span class="chatlog__timestamp">@FormatDate(message.Timestamp)</span>
+                        <span class="chatlog__timestamp"><a href="#chatlog__message-container-@message.Id">@FormatDate(message.Timestamp)</a></span>
                     </div>
                 }
 

DiscordChatExporter.Core/Exporting/Writers/Html/PreambleTemplate.cshtml

@@ -281,6 +281,10 @@
             unicode-bidi: bidi-override;
         }
 
+        .chatlog__timestamp a {
+            color: @Themed("#a3a6aa", "#5e6772");
+        }
+
         .chatlog__content {
             padding-right: 1rem;
             font-size: 0.95rem;