AI somewhat added

src/app/api/ai/chat/route.ts

@@ -0,0 +1,26 @@
+import { NextRequest, NextResponse } from "next/server"
+import { getSessionUser } from "@/lib/auth"
+import { chatWithAI } from "@/lib/ai"
+
+export async function POST(request: NextRequest) {
+  try {
+    const user = await getSessionUser()
+    if (!user) return NextResponse.json({ error: "Unauthorized" }, { status: 401 })
+
+    if (!["sales", "admin", "super_admin"].includes(user.role)) {
+      return NextResponse.json({ error: "Forbidden" }, { status: 403 })
+    }
+
+    const { message } = await request.json()
+    if (!message || typeof message !== "string") {
+      return NextResponse.json({ error: "Message is required" }, { status: 400 })
+    }
+
+    const response = await chatWithAI(message, user.id, user.role)
+
+    return NextResponse.json({ response })
+  } catch (error) {
+    console.error("AI chat error:", error)
+    return NextResponse.json({ error: "AI service unavailable" }, { status: 503 })
+  }
+}