chore: improve html-router auth, caching, and analytics while centralizing search labels in common.

small fix

html-router/src/routes/chat/mod.rs

@@ -5,14 +5,13 @@ mod references;
 
 use axum::{
     extract::FromRef,
-    routing::{get, post},
+    routing::get,
     Router,
 };
 pub use chat_handlers::{
     delete_conversation, new_chat_user_message, new_user_message, patch_conversation_title,
     reload_sidebar, show_conversation_editing_title,
     show_chat_base as show_base, show_existing_chat as show_existing,
-    show_initialized_chat as show_initialized,
 };
 use message_response_stream::get_response_stream;
 use references::show_reference_tooltip;
@@ -37,7 +36,6 @@ where
             get(show_conversation_editing_title).patch(patch_conversation_title),
         )
         .route("/chat/sidebar", get(reload_sidebar))
-        .route("/initialized-chat", post(show_initialized))
         .route("/chat/response-stream", get(get_response_stream))
         .route("/chat/reference/{id}", get(show_reference_tooltip))
 }