gui: transition to tray on close, auto-download official installers in setup

packaging/PKGBUILD

@@ -12,7 +12,7 @@
 
 pkgname=umutray
 pkgver=0.1.0
-pkgrel=2
+pkgrel=4
 pkgdesc='Tray-based Wine launcher manager for Linux via umu/Proton-GE'
 arch=('x86_64')
 url='https://git.aleshym.co/funman300/umutray'
@@ -48,13 +48,13 @@ build() {
 package() {
     cd "$pkgname"
 
-    # Binary
-    install -Dm755 target/release/umutray "$pkgdir/usr/bin/umutray"
+    # Binary — install to ~/.local/bin for user-local usage
+    install -Dm755 target/release/umutray "${HOME}/.local/bin/umutray"
 
-    # App menu entry (.desktop uses /usr/bin/umutray as the exec path)
-    install -Dm644 umutray.desktop "$pkgdir/usr/share/applications/umutray.desktop"
-    sed -i "s|Exec=umutray|Exec=/usr/bin/umutray|" \
-        "$pkgdir/usr/share/applications/umutray.desktop"
+    # App menu entry for the current user
+    install -Dm644 umutray.desktop "${HOME}/.local/share/applications/umutray.desktop"
+    sed -i "s|Exec=umutray|Exec=${HOME}/.local/bin/umutray|" \
+        "${HOME}/.local/share/applications/umutray.desktop"
 
     # License
     install -Dm644 LICENSE "$pkgdir/usr/share/licenses/$pkgname/LICENSE"