Brave/LibreOffice auf Flatpak/Snap, HiDPI-Fix, Autostart mit Terminal

- Brave: .deb entfernt (crasht mit SIGTRAP auf aelterer HW), Flatpak statt dessen
- LibreOffice: apt entfernt (Installationsfehler), Snap statt dessen
- default-jre entfernt (nur fuer LibreOffice .deb noetig)
- flatpak Paket in setup-base.sh (kein sudo in setup-desktop.sh noetig)
- HiDPI: DPI 96 statt 128, Cursor 48, xfwm4 Default-xhdpi Theme
- Autostart oeffnet Terminal-Fenster fuer interaktive Eingaben

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

setup-base.sh

@@ -104,13 +104,12 @@ apt install -y \
     pipx \
     zoxide \
     micro \
-    libreoffice libreoffice-l10n-de \
+    flatpak \
     thunderbird thunderbird-locale-de \
     keepassxc \
     htop btop \
     timeshift \
     vlc \
-    default-jre \
     language-pack-de \
     wngerman \
     bc \
@@ -118,28 +117,13 @@ apt install -y \
 || { fail "apt install fehlgeschlagen"; dpkg --configure -a; apt install -f -y; }
 ok "Pakete installiert (apt)"
 
-# FreeCAD via Snap
-snap install freecad 2>/dev/null || warn "FreeCAD Snap übersprungen"
+# FreeCAD + LibreOffice via Snap
+snap install freecad 2>/dev/null || warn "FreeCAD Snap uebersprungen"
+snap install libreoffice 2>/dev/null || warn "LibreOffice Snap uebersprungen"
 
-# ── 6. Brave Browser ─────────────────────────────────────────────────────
+# ── 6. Brave Browser (wird in setup-desktop.sh als Flatpak installiert) ──
 echo -e "\n=== 6/11 Brave Browser ==="
-curl -fsSLo /usr/share/keyrings/brave-browser-archive-keyring.gpg \
-    https://brave-browser-apt-release.s3.brave.com/brave-browser-archive-keyring.gpg
-curl -fsSLo /etc/apt/sources.list.d/brave-browser-release.sources \
-    https://brave-browser-apt-release.s3.brave.com/brave-browser.sources
-apt update && apt install -y brave-browser || warn "Brave Browser fehlgeschlagen"
-
-# Brave: --disable-gpu Flag setzen (AMD geblockt, Intel i915 allein reicht nicht für GPU-Accel)
-if [[ "$MODEL" == "16" ]]; then
-    mkdir -p /etc/brave-browser
-    echo '{"hardware_acceleration_mode_previous": false}' > /etc/brave-browser/initial_preferences 2>/dev/null || true
-    # Override .desktop Datei mit --disable-gpu
-    BRAVE_DESKTOP="/usr/share/applications/brave-browser.desktop"
-    if [[ -f "$BRAVE_DESKTOP" ]]; then
-        sed -i 's|Exec=/usr/bin/brave-browser-stable|Exec=/usr/bin/brave-browser-stable --disable-gpu|g' "$BRAVE_DESKTOP"
-    fi
-fi
-ok "Brave installiert"
+ok "Brave wird als Flatpak in setup-desktop.sh installiert"
 
 # ── 7. Systemkonfigurationen ─────────────────────────────────────────────
 echo -e "\n=== 7/11 Systemkonfigurationen ==="
@@ -160,17 +144,19 @@ if [[ "$MODEL" == "16" ]]; then
     XFCE_XML_DIR="/home/rene/.config/xfce4/xfconf/xfce-perchannel-xml"
     mkdir -p "$XFCE_XML_DIR"
 
-    # Compositor deaktivieren
+    # Compositor deaktivieren + HiDPI-Theme + Titelschrift
     cat > "$XFCE_XML_DIR/xfwm4.xml" <<XFEOF
 <?xml version="1.0" encoding="UTF-8"?>
 <channel name="xfwm4" version="1.0">
   <property name="general" type="empty">
     <property name="use_compositing" type="bool" value="false"/>
+    <property name="theme" type="string" value="Default-xhdpi"/>
+    <property name="title_font" type="string" value="Sans Bold 9"/>
   </property>
 </channel>
 XFEOF
 
-    # Display-Skalierung für Retina (2x, DPI 128)
+    # Display-Skalierung für Retina (2x)
     cat > "$XFCE_XML_DIR/xsettings.xml" <<XSEOF
 <?xml version="1.0" encoding="UTF-8"?>
 <channel name="xsettings" version="1.0">
@@ -178,7 +164,10 @@ XFEOF
     <property name="WindowScalingFactor" type="int" value="2"/>
   </property>
   <property name="Xft" type="empty">
-    <property name="DPI" type="int" value="128"/>
+    <property name="DPI" type="int" value="96"/>
+  </property>
+  <property name="Gtk" type="empty">
+    <property name="CursorThemeSize" type="int" value="48"/>
   </property>
 </channel>
 XSEOF