Sethian OS - Modification Log

Project Overview

Base System: Debian GNU/Linux 13 "Trixie" (Testing) Desktop Environment: GNOME 48 Project Path: /home/seth/Sethian/sethian0.2 Current Version: 0.2

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1. Core System Modifications

Package Management

• Added:
  • task-gnome-desktop: Full GNOME desktop environment.
  • calamares: The system installer.
  • calamares-settings-debian: Debian-specific configurations for Calamares.
  • gnome-shell-extension-dash-to-panel: Taskbar functionality.
  • gnome-shell-extensions: Standard GNOME extensions.
  • qbittorrent: BitTorrent client.
• Removed (Debloating):
  • totem: Default GNOME Videos app.
  • xiterm+thai: Thai terminal emulator.
  • thunderbird: Email client.
  • gnome-maps: Maps application.
  • gnome-weather: Weather application.
  • malcontent, malcontent-gui: Parental controls.
  • firmware-netronome, firmware-marvell-prestera: Enterprise networking firmware (~200MB).
  • fonts-noto-extra, fonts-noto-ui-extra: Extensive global font support (~400MB).
  • locales-all: Pre-generated locales for all languages (~230MB).
  • gnome-user-docs: GNOME documentation (~70MB).
  • wpolish: Polish dictionary.

System Configuration

• Hostname: Set to sethian.
• Locales:
  • Restricted to en_US.UTF-8 and es_MX.UTF-8.
  • Removed all other locale directories from /usr/share/locale.
• Keyboard Layout:
  • Primary: English (US).
  • Secondary: English (Dvorak).
  • Toggle: Win+Space.
  • Applied system-wide via /etc/default/keyboard and per-user via DConf.

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2. Desktop & UI Customizations (GNOME)

DConf Settings (Applied to Default User)

• Dash to Panel:
  • Enabled by default.
  • Position: Top.
  • Height: 35px.
  • App Grouping: Disabled (group-apps=false).
• Extensions:
  • Enabled dash-to-panel and apps-menu by default.
• Appearance:
  • Accent Color: Locked to Orange.
  • Wallpaper: Locked to custom Black + Sethian Logo image.
  • Theme: Adwaita (Default).

Wallpaper

• File: /usr/share/backgrounds/black.png (1920x1080 Black with centered Sethian logo).
• Registration: Added sethian-wallpapers.xml to /usr/share/gnome-background-properties/.
• Cleanup: Removed all other default wallpapers and XML definitions from /usr/share/gnome-background-properties/.

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3. Installer (Calamares) Customization

Branding

• Name: "Sethian" (Replaced "Debian GNU/Linux").
• Version: "0.2" (Replaced "13" / "trixie").
• Images:
  • Replaced squid.png (Icon), languages.png (Welcome), banner.png (Header) with Sethian0.1.png.
  • Target Directory: /etc/calamares/branding/debian/.
• Style:
  • Sidebar Background: Black (#000000).
  • Highlight Color: Orange (#ff8c00).

Configuration

• Welcome Screen:
  • Disabled "Support", "Known Issues", and "Release Notes" buttons.
• Language Selection:
  • Restricted list to English (en) and Mexican Spanish (es_MX) via welcome.conf.
• Post-Install:
  • Added calamares to the removal list in packages.conf, ensuring the installer is uninstalled from the target system after setup.

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4. Bootloader & Splash Branding

ISOLINUX (BIOS Boot)

• Splash Image: Replaced /isolinux/splash.png with Sethian logo in custom-disk.
• Menu Text: Updated menu.cfg and stdmenu.cfg to display "Sethian Live" instead of "Debian Live".

GRUB (UEFI Boot)

• Splash Image: Replaced /boot/grub/splash.png with Sethian logo in custom-disk.
• Menu Text: Updated grub.cfg to display "Sethian Live".

Plymouth (Boot Animation)

• Theme: Default spinner theme.
• Watermark: Replaced /usr/share/plymouth/themes/spinner/watermark.png with Sethian logo.

GDM (Login Screen)

• Background: Replaced /usr/share/desktop-base/ceratopsian-theme/login/background.svg with the Sethian wallpaper.

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5. OS Identification

• Files Modified: /etc/os-release and /usr/lib/os-release.
• NAME: "Sethian".
• PRETTY_NAME: "Sethian 0.2".
• HOME_URL: "https://example.com/sethian" (Placeholder).