feat: add runnable control-plane API role

server/cmd/control-plane/main_test.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"net/http"
+	"net/http/httptest"
+	"testing"
+)
+
+func TestAPIHandlerExposesHealthWithoutDatabase(t *testing.T) {
+	req := httptest.NewRequest(http.MethodGet, "/healthz", nil)
+	rec := httptest.NewRecorder()
+	newAPIHandler(nil).ServeHTTP(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("health status = %d", rec.Code)
+	}
+}