feat: add system monitor component and API for performance metrics

feat: implement conversations API with message retrieval and posting

feat: add avatar URL handling for users and update user role definitions

feat: create chat system tables in the database with initial seed data

fix: update user roles from "sales_user" to "sales" for consistency

chore: add middleware for system API route access

fixed fuckups on john's side, added a benchmark

Made Graphs actualy load from database and realtime data, graphs will update and percentages will be mathematically made,  and made realtime

added chatcart edits, made graphs glow.

added in some little small home feeling fuctions

added in a slide show, in login with qoutes from creators because i want to leave a print on it saying we made this shit, we built it brick for brick

login page added qoutes some random, and made them shuffle from left to right one dissapears other come in

adding shape to the textbox for the qoutes

Fixed my chat fuckups when it comes to chats

src/components/layout/system-monitor.tsx

@@ -0,0 +1,43 @@
+"use client"
+
+import { useState, useEffect } from "react"
+
+const RAM_LIMIT_MB = 8192
+const CPU_LIMIT_PCT = 400 // 4 cores * 100%
+
+export function SystemMonitor() {
+  const [rssMB, setRssMB] = useState(0)
+  const [cpuPct, setCpuPct] = useState(0)
+
+  useEffect(() => {
+    const fetchStats = async () => {
+      try {
+        const res = await fetch("/api/system/monitor")
+        if (!res.ok) return
+        const data = await res.json()
+        setRssMB(data.rssMB)
+        setCpuPct(data.cpuPct)
+      } catch {
+        // ignore
+      }
+    }
+
+    fetchStats()
+    const interval = setInterval(fetchStats, 3000)
+    return () => clearInterval(interval)
+  }, [])
+
+  const ramOver = rssMB > RAM_LIMIT_MB
+  const cpuOver = cpuPct > CPU_LIMIT_PCT
+
+  return (
+    <div className="fixed top-0 left-0 z-[9999] flex items-center gap-3 px-3 py-1 text-[11px] font-mono bg-black/80 rounded-br-lg select-none">
+      <span className={ramOver ? "text-red-400" : "text-green-400"}>
+        RAM: {rssMB}MB / 8192MB
+      </span>
+      <span className={cpuOver ? "text-red-400" : "text-green-400"}>
+        CPU: {cpuPct}%
+      </span>
+    </div>
+  )
+}