refactor: standardize developer text and identifiers in English

s2s-client/ui/chat.js

@@ -288,7 +288,7 @@ export class ChatView {
    *   inner .{hist|bubble}-body            → data-user-name | data-asst-name + data-timestamp
    *
    * The .{hist|bubble}-body::before pseudo-element in style.css uses attr()
-   * to render the "Nombre  HH:MM" label aligned to the bubble corner; the
+   * to render the "Name  HH:MM" label aligned to the bubble corner; the
    * wrapper .user::before pseudo uses attr(data-user-initials) to paint the
    * circular avatar's 2-letter monogram.
    *
@@ -583,8 +583,8 @@ export class ChatView {
 
   /**
    * Pretty-print the JSON conversation structure to a human-readable plain
-   * text log (one entry per "HH:MM  Nombre: texto"). Tool calls are rendered
-   * as indented blocks ("TOOL: nombre" followed by Input/Output sections).
+   * text log (one entry per "HH:MM  Name: text"). Tool calls are rendered
+   * as indented blocks (tool name followed by input/output sections).
    * @param {ReturnType<ChatView["_serializeConversation"]>} conv
    * @returns {string}
    */
@@ -648,8 +648,8 @@ export class ChatView {
    * Public entry-point wired to the #chat-export-btn in the chat header.
    * Serializes the current conversation and produces TWO downloads:
    *   1. vocero-conversacion-YYYYMMDD-HHMMSS.json  (structured data)
-   *   2. vocero-conversacion-YYYYMMDD-HHMMSS.txt   (log legibile para humanos)
-   * UI feedback: briefly swaps the download icon for a ✓ "hecho" tick then
+   *   2. vocero-conversacion-YYYYMMDD-HHMMSS.txt   (human-readable log)
+   * UI feedback: briefly swaps the download icon for a ✓ completion tick then
    * restores the original SVG so the user gets a visual ack that the export
    * completed (idempotent / errors are logged to console — never throws).
    */
@@ -677,7 +677,7 @@ export class ChatView {
           setTimeout(() => this._exportBtn?.classList.remove("chat-export-empty"), 600);
         }
         if (typeof window !== "undefined" && typeof console !== "undefined") {
-          console.info("[ui/chat.js:exportConversation] No hay mensajes aún — exportación omitida.");
+          console.info("[ui/chat.js:exportConversation] No messages yet — export skipped.");
         }
         return;
       }
@@ -691,7 +691,7 @@ export class ChatView {
       }
     } catch (err) {
       if (typeof window !== "undefined" && typeof console !== "undefined") {
-        console.error("[ui/chat.js:exportConversation] Error exportando conversación:", err);
+        console.error("[ui/chat.js:exportConversation] Conversation export failed:", err);
       }
     }
   }