Per-program Flet client app IDs so the dock shows the right icons

Programs/SaraFem/Manifest.toml

@@ -65,3 +65,8 @@ Note = "thumbnail cache"
 Path = "{ConfigHome}/SaraFem"
 Kind = "Config"
 Note = "old pre-SaraSuite config location"
+
+# Shared with the other Flet programs; see Programs/FletIdentity.py.
+[[Templates]]
+Source = "../../FletIdentity.py"
+Target = "{ProgramDir}/FletIdentity.py"

Programs/SaraFem/Templates/Launch.sh

@@ -1,7 +1,8 @@
 #!/bin/sh
 # Written by SaraSuite. Runs from the app folder so Flet finds assets/.
-# The window's app ID, so the desktop matches it to {Name}.desktop (icon, name)
-# instead of showing every Flet program as "com.appveyor.flet".
-export FLET_APP_ID="{Name}"
+# A Flet client copy with the window app ID srhtnin.{Name}, so the desktop
+# matches the window to {Name}.desktop (StartupWMClass) instead of showing it
+# as "com.appveyor.flet". Empty if that fails: Flet then uses its own client.
+export FLET_VIEW_PATH="$("{Python}" "{ProgramDir}/FletIdentity.py" "srhtnin.{Name}")"
 cd "{AppDir}" || exit 1
 exec "{Python}" Main.py "$@"

Programs/SaraFem/Templates/SaraFem.desktop

@@ -8,4 +8,4 @@ Terminal=false
 Categories=System;FileManager;
 MimeType=inode/directory;
 StartupNotify=true
-StartupWMClass={Name}
+StartupWMClass=srhtnin.{Name}