[fix](trx-frontend-http): group decode history by decoder

Serve grouped decode history payloads and restore each decoder through
explicit history restore hooks instead of replaying a mixed message stream.

This reduces replay overhead further by removing type regrouping and keeping
history restoration on decoder-specific bulk paths.

Co-authored-by: OpenAI Codex <codex@openai.com>
Signed-off-by: Stan Grams <sjg@haxx.space>

src/trx-client/trx-frontend/trx-frontend-http/assets/web/plugins/ais.js

@@ -390,6 +390,10 @@ window.onServerAisBatch = function(messages) {
   scheduleAisHistoryRender();
 };
 
+window.restoreAisHistory = function(messages) {
+  window.onServerAisBatch(messages);
+};
+
 window.pruneAisHistoryView = function() {
   pruneAisMessageHistory();
   updateAisBar();