Shogo: Mobile Armor Division (Linux Demo) — Flatpak

- Manifest multiarch i386 (Compat.i386 + GL32 + gamescope)
- Wrapper launcher con EULA dialog GTK3 (persistente), audio PipeWire, saves
- sdl12-compat build i386, risoluzione 1024x768@16, 60fps
- Icona composita (mech + kanji + banner SHOGO, trasparente) 512/256
- icon-build.py (post-processing rembg)
- Cartella flathub-submission pronta per la PR
- install-shogo-demo.sh per PC nuovi

install-shogo-demo.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+# Installs Shogo: Mobile Armor Division (Linux Demo) Flatpak on a new machine.
+# Configures Flathub, installs runtime + extensions (32-bit libs, GL, gamescope)
+# and finally the game. Usage: ./install-shogo-demo.sh [path-to-bundle.flatpak]
+set -e
+
+BUNDLE="${1:-$(dirname "$0")/shogo-demo.flatpak}"
+
+echo "==> Checking flatpak..."
+if ! command -v flatpak >/dev/null 2>&1; then
+  echo "flatpak not found. Install it first (e.g. Debian/Ubuntu: sudo apt install flatpak)"
+  exit 1
+fi
+
+echo "==> Configuring Flathub (if missing)..."
+flatpak remote-add --user --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
+
+echo "==> Installing runtime and extensions (32-bit libs, GL, gamescope)..."
+flatpak install --user -y flathub \
+  org.freedesktop.Platform//25.08 \
+  org.freedesktop.Platform.Compat.i386//25.08 \
+  org.freedesktop.Platform.GL32.default//25.08 \
+  org.freedesktop.Platform.VulkanLayer.gamescope//25.08
+
+echo "==> Installing the game (bundle)..."
+flatpak install --user -y "$BUNDLE"
+
+echo ""
+echo "==================================================="
+echo "Done! Launch with:  flatpak run io.github.enne2.ShogoDemo"
+echo "(or from the app menu: 'Shogo: Mobile Armor Division (Demo)')"
+echo "==================================================="