fix: dashboard bugs and clean up build artifacts (#145)

* chore: stop tracking runtime-generated self-modify reports

These 65 files in data/self_modify_reports/ are auto-generated at
runtime and already listed in .gitignore. Tracking them caused
conflicts when pulling from main.

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

* fix: resolve 8 dashboard bugs from Round 4 testing report

- Fix Ollama timeout regression: request_timeout → timeout (agno API)
- Add Bootstrap JS to base.html (fixes creative UI tab switching)
- Send initial_state on Swarm Live WebSocket connect
- Add /api/queue/status endpoint (stops 404 log spam from chat panel)
- Populate agent tools from registry on /tools page
- Add notification bell dropdown with /api/notifications endpoint
- All 1157 tests pass

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

---------

Co-authored-by: Trip T <trip@local>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

src/dashboard/routes/system.py

@@ -3,7 +3,7 @@
 import logging
 
 from fastapi import APIRouter, Request
-from fastapi.responses import HTMLResponse
+from fastapi.responses import HTMLResponse, JSONResponse
 
 from dashboard.templating import templates
 
@@ -102,3 +102,21 @@ async def hands_page(request: Request):
 @router.get("/creative/ui", response_class=HTMLResponse)
 async def creative_ui(request: Request):
     return templates.TemplateResponse(request, "creative.html", {})
+
+
+@router.get("/api/notifications", response_class=JSONResponse)
+async def api_notifications():
+    """Return recent system events for the notification dropdown."""
+    try:
+        from spark.engine import spark_engine
+        events = spark_engine.get_timeline(limit=20)
+        return JSONResponse([
+            {
+                "event_type": e.event_type,
+                "title": getattr(e, "description", e.event_type),
+                "timestamp": str(getattr(e, "timestamp", "")),
+            }
+            for e in events
+        ])
+    except Exception:
+        return JSONResponse([])