feat: 2026 UI overhaul, stability fixes, and NVIDIA NIM support

- Overhauled frontend with 2026 hacking HUD aesthetic (neon colors, glassmorphism)
- Added native support for NVIDIA NIM as a Tier 2 provider
- Fixed critical backend crashes in autonomous_agent.py and knowledge_processor.py
- Updated Kali sandbox build to Go 1.26 and fixed health check reliability
- Integrated Space Grotesk and JetBrains Mono fonts

pyproject.toml

@@ -42,3 +42,8 @@ dev = ["pytest>=7.4.0", "pytest-asyncio>=0.23.0"]
 [tool.pytest.ini_options]
 asyncio_mode = "auto"
 testpaths = ["tests"]
+
+[tool.uv.workspace]
+members = [
+    "backend",
+]