feat(hermes): v8 — Hermes Agent mit Voice-Interface

Lokaler KI-Assistent auf dem Bosgame: Text + Sprache, Tool Calling,
WebSocket-Streaming. Steuerzentrale des Agentic OS.

- hermes_agent.py: ReAct-Agent mit Tool-Set (read_file, list_dir,
  run_command, system_status, memory r/w, web_search)
- routers/hermes.py: WS /chat, POST /transcribe (Whisper),
  POST /tts (Piper), GET /status, GET /pubkey
- HermesPanel.svelte: Chat-UI mit Token-Streaming, Tool-Anzeige,
  Mikrofon-Button (MediaRecorder), Setup-Wizard (Windows SSH)
- Modell-Routing: scout fuer einfache Tasks, coder fuer komplexe
- HERMES_* Env-Vars in config.py

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app.py

@@ -20,7 +20,7 @@ from fastapi import FastAPI, HTTPException
 from fastapi.responses import FileResponse, JSONResponse, Response
 from fastapi.staticfiles import StaticFiles
 
-from routers import jobs, maintenance, memory, models, system, cookbook, integration, news
+from routers import jobs, hermes, maintenance, memory, models, system, cookbook, integration, news
 
 app = FastAPI(title="Mission Control")
 
@@ -44,6 +44,7 @@ app.include_router(cookbook.router)
 app.include_router(integration.router)
 app.include_router(news.router)
 app.include_router(memory.router)
+app.include_router(hermes.router)
 
 _STATIC = Path(__file__).parent / "static"