web: Improve upload user image UI #4046

Job	Run time
Detect Changes	9s
Typecheck	1m 21s
Format (Biome)	8s
Format (Cargo)	22s
Lint (Biome)	11s
Build Desktop (x86_64-pc-windows-msvc, windows-latest)	8m 32s
Build Desktop (aarch64-apple-darwin, macos-latest)	5m 22s
Clippy	0s
Verify Tauri plugin versions	0s
	16m 5s

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