Initial commit: RA-H Open Source Edition

Local-first knowledge management system with BYO API keys.

Features:
- 3-panel UI (Nodes | Focus | Helpers)
- SQLite + sqlite-vec for vector search
- Agent system (Easy/Hard mode orchestrators)
- Content extraction (YouTube, PDF, web)
- Integrate workflow for connection discovery
- Dimension system with auto-assignment

Tech stack:
- Next.js 15 + TypeScript + Tailwind CSS
- Anthropic (Claude) + OpenAI (GPT) via Vercel AI SDK

Setup:
  npm install && npm rebuild better-sqlite3
  scripts/dev/bootstrap-local.sh
  npm run dev

MIT License

src/components/helpers/SourceChip.tsx

@@ -0,0 +1,53 @@
+"use client";
+
+interface SourceChipProps {
+  url?: string;
+  domain?: string;
+}
+
+function extractDomain(input?: string) {
+  if (!input) return '';
+  try {
+    const d = input.includes('://') ? new URL(input).hostname : input;
+    return d.replace(/^www\./, '');
+  } catch {
+    return input.replace(/^www\./, '');
+  }
+}
+
+export default function SourceChip({ url, domain }: SourceChipProps) {
+  const d = extractDomain(domain || url);
+  const favicon = d ? `https://icons.duckduckgo.com/ip3/${d}.ico` : '';
+  return (
+    <span
+      title={url || d}
+      style={{
+        display: 'inline-flex',
+        alignItems: 'center',
+        gap: 6,
+        background: '#1a1a1a',
+        border: '1px solid #2a2a2a',
+        borderRadius: 999,
+        padding: '2px 8px',
+        fontSize: 11,
+        color: '#bdbdbd',
+        lineHeight: 1
+      }}
+    >
+      {d ? (
+        // eslint-disable-next-line @next/next/no-img-element
+        <img
+          src={favicon}
+          alt=""
+          width={12}
+          height={12}
+          onError={(e) => {
+            (e.currentTarget as HTMLImageElement).style.display = 'none';
+          }}
+          style={{ borderRadius: 2 }}
+        />
+      ) : null}
+      <span>{d || 'source'}</span>
+    </span>
+  );
+}