prefer VITE_SERVER_URL env var #3692

Job	Run time
Typecheck	1m 16s
Detect Changes	9s
Build Desktop (x86_64-pc-windows-msvc, windows-latest)	9m 17s
Format (Biome)	9s
Build Desktop (aarch64-apple-darwin, macos-latest)	3m 54s
Format (Cargo)	14s
Lint (Biome)	10s
Clippy	57s
Verify Tauri plugin versions	0s
	16m 6s

Provide feedback