Fix settings security tab navigation

Makefile

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+# Pulse Makefile for development
+
+.PHONY: build run dev frontend backend all clean dev-hot lint lint-backend lint-frontend format format-backend format-frontend
+
+# Build everything
+all: frontend backend
+
+# Build frontend only
+frontend:
+	cd frontend-modern && npm run build
+	@echo "================================================"
+	@echo "Copying frontend to internal/api/ for Go embed"
+	@echo "This is REQUIRED - Go cannot embed external paths"
+	@echo "================================================"
+	rm -rf internal/api/frontend-modern
+	mkdir -p internal/api/frontend-modern
+	cp -r frontend-modern/dist internal/api/frontend-modern/
+	@echo "✓ Frontend copied for embedding"
+
+# Build backend only (includes embedded frontend)
+backend:
+	go build -o pulse ./cmd/pulse
+
+# Build both and run
+build: frontend backend
+
+# Run the built binary
+run: build
+	./pulse
+
+# Development - rebuild everything and restart service
+dev: frontend backend
+	sudo systemctl restart pulse-backend
+
+dev-hot:
+	./scripts/dev-hot.sh
+
+# Clean build artifacts
+clean:
+	rm -f pulse
+	rm -rf frontend-modern/dist
+
+# Quick rebuild and restart for development
+restart: frontend backend
+	sudo systemctl restart pulse-backend
+
+# Run linters for both backend and frontend
+lint: lint-backend lint-frontend
+
+lint-backend:
+	golangci-lint run ./...
+
+lint-frontend:
+	cd frontend-modern && npm run lint
+
+# Apply formatters
+format: format-backend format-frontend
+
+format-backend:
+	gofmt -w cmd internal pkg
+
+format-frontend:
+	cd frontend-modern && npm run format