astro 1.0.2

#4247 714a8399e Thanks @matthewp! - Return 404 status code for 404.astro in SSR
#4240 561a34d91 Thanks @matthewp! - Properly invalidate Astro modules when a child script updates in HMR
#4234 c38e7f189 Thanks @bluwy! - Remove dev server during build
#4213 f8e385339 Thanks @bluwy! - Bump Vite to 3.0.5
#4225 e918b3883 Thanks @mayank99! - astro add now supports -y