feat(dashboard): add C25 Signal Board + light theme polish

- Add signal board section showing per-ticker NLP analysis from DB
- Badge-yellow CSS class added
- _signal_board_data() helper: maps company_stats() + analyst_rec()
  to clean badge classes, signal strength bar, agreement status
- Error-safe: falls back to empty list on import/query failure
- badge-yellow added to CSS palette

Makefile

@@ -1,6 +1,6 @@
 PY := .venv/bin/python
 
-.PHONY: help run signals buy fetch rss analyze force dry company saxo saxo-buy saxo-sell saxo-login saxo-status
+.PHONY: help run signals buy fetch rss analyze force dry company saxo saxo-buy saxo-sell saxo-login saxo-status dashboard
 
 help:
 	@echo ""
@@ -12,7 +12,7 @@ help:
 	@echo "  make buy      → vis kun køb-kandidater"
 	@echo "  make fetch    → hent nye artikler fra Ground News"
 	@echo "  make rss      → hent danske RSS feeds (Børsen, Finans, Politiken)"
-	@echo "  make orders   → vis dagens køb/sælg/hold forslag"
+	@echo "  make dashboard → start dashboard på http://localhost:5001"
 	@echo "  make portfolio → vis åbne positioner + P&L"
 	@echo "  make company  → TICKER=NOVO-B make company"
 	@echo "  make saxo     → vis Saxo SIM konto status + positioner"
@@ -43,6 +43,9 @@ fetch:
 rss:
 	$(PY) rss_feeds.py
 
+dashboard:
+	$(PY) dashboard.py
+
 orders:
 	$(PY) portfolio.py orders