adds attachment support

server/src/llm/chat-tools.ts

@@ -4,6 +4,7 @@ import { z } from "zod";
 import { env } from "../env.js";
 import { exaClient } from "../search/exa.js";
 import { searchSearxng } from "../search/searxng.js";
+import { buildOpenAIConversationMessage } from "./message-content.js";
 import type { ChatMessage } from "./types.js";
 
 const MAX_TOOL_ROUNDS = 4;
@@ -250,23 +251,7 @@ function extractHtmlTitle(html: string) {
 }
 
 function normalizeIncomingMessages(messages: ChatMessage[]) {
-  const normalized = messages.map((m) => {
-    if (m.role === "tool") {
-      const name = m.name?.trim() || "tool";
-      return {
-        role: "user",
-        content: `Tool output (${name}):\n${m.content}`,
-      };
-    }
-    if (m.role === "assistant" || m.role === "system" || m.role === "user") {
-      const out: any = { role: m.role, content: m.content };
-      if (m.name && (m.role === "assistant" || m.role === "user")) {
-        out.name = m.name;
-      }
-      return out;
-    }
-    return { role: "user", content: m.content };
-  });
+  const normalized = messages.map((message) => buildOpenAIConversationMessage(message));
 
   return [{ role: "system", content: CHAT_TOOL_SYSTEM_PROMPT }, ...normalized];
 }