Architecture is extremely dull and not what you might think. 99% small jobs like extensions and affordable housing with not enough budget to be creative.
Engineering is versatile and covers multiple industries as long as you don’t constrain yourself by your degree choice. Architectural engineering is just a branch of civil engineering focussing more on buildings, which is just a branch of mechanical engineering without covering dynamics.
You could study mechanical and choose to place focus on architectural engineering, keeping the employment versatility that a mechanical degree offers should your interests change.