Add Command Center v2: DQ/RAG integration, S3 browser, Jupyter, GPU matrix.

Mirror mo/atc-GPU layout with config/, docs/, scripts/ for Gitea deploy.

src/components/PromptBar.tsx

@@ -0,0 +1,33 @@
+import { FormEvent, useState } from 'react'
+
+type Props = {
+  onSubmit: (message: string) => void
+  busy: boolean
+}
+
+export function PromptBar({ onSubmit, busy }: Props) {
+  const [text, setText] = useState('')
+
+  const handle = (e: FormEvent) => {
+    e.preventDefault()
+    if (!text.trim() || busy) return
+    onSubmit(text.trim())
+    setText('')
+  }
+
+  return (
+    <form onSubmit={handle} className="panel rounded-2xl p-4 flex gap-3 items-center">
+      <span className="text-2xl shrink-0" aria-hidden>💬</span>
+      <input
+        className="prompt-input"
+        placeholder="Vraag je agents... bijv. Hoe staat de GPU? Welk model draait er?"
+        value={text}
+        onChange={(e) => setText(e.target.value)}
+        disabled={busy}
+      />
+      <button type="submit" disabled={busy || !text.trim()} className="btn-primary shrink-0">
+        {busy ? 'Bezig...' : 'Send'}
+      </button>
+    </form>
+  )
+}