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

app/api/local/test-anthropic/route.ts

@@ -0,0 +1,47 @@
+import { NextRequest, NextResponse } from 'next/server';
+
+export async function POST(request: NextRequest) {
+  try {
+    const { apiKey } = await request.json();
+    if (typeof apiKey !== 'string' || apiKey.trim().length === 0) {
+      return NextResponse.json(
+        { ok: false, error: 'API key is required.' },
+        { status: 400 }
+      );
+    }
+
+    const response = await fetch('https://api.anthropic.com/v1/messages', {
+      method: 'POST',
+      headers: {
+        'x-api-key': apiKey.trim(),
+        'content-type': 'application/json',
+        'anthropic-version': '2023-06-01',
+      },
+      body: JSON.stringify({
+        model: 'claude-3-haiku-20240307',
+        max_tokens: 1,
+        messages: [{ role: 'user', content: 'test' }],
+      }),
+    });
+
+    if (!response.ok) {
+      const errorBody = await response.text();
+      return NextResponse.json(
+        {
+          ok: false,
+          status: response.status,
+          error: errorBody || 'Anthropic returned an error.',
+        },
+        { status: 200 }
+      );
+    }
+
+    return NextResponse.json({ ok: true });
+  } catch (error) {
+    const message = error instanceof Error ? error.message : 'Unknown error';
+    return NextResponse.json(
+      { ok: false, error: message },
+      { status: 500 }
+    );
+  }
+}