Add comprehensive installation guide for ThinkPad laptops in INSTALL-laptop.md, covering:
- Prerequisites and preparation steps
- Detailed disk partitioning and formatting instructions
- NixOS installation and configuration process
- ThinkPad-specific optimizations (trackpad, keyboard backlight, power management)
- Troubleshooting section for common issues
- Maintenance and update procedures
Includes ThinkPad T480/X1 Carbon specific configurations and hardware-specific optimizations.
- Add `result` and `result/` to `.gitignore`
- Remove `proton-ge-bin` from Steam packages
- Update laptop flake configuration with hardware optimizations
- Adjust graphics and locale settings
- Disable `power-profiles-daemon` in utils and laptop configs
- Removed USBGuard configuration and its associated comments from configuration.nix.
- Cleaned up flake.nix by removing unnecessary overlays.
- Updated home.nix to remove references to Helium and Proton, and added Steam.
- Deleted secrets.default.nix and secrets.secrets.yaml files for security reasons.
- Removed Omen laptop specific configuration from omen.nix.
- Deleted vencord.nix as it is no longer needed.
- Created Librewolf configuration in `home/programs/librewolf/system.nix` with telemetry disabled, enhanced security settings, and enforced extensions.
- Added Zen browser configuration in `home/programs/zen/default.nix` and `home/programs/zen/system.nix`, including similar privacy policies and default search engine settings.
- Introduced `hosts/home-pc/configuration.nix` for system-wide settings, including USBGuard rules and firewall configurations.
- Established `hosts/home-pc/flake.nix` to manage NixOS modules and configurations.
- Generated `hosts/home-pc/hardware-configuration.nix` for hardware-specific settings.
- Created `hosts/home-pc/home.nix` to import various user-specific applications and settings.
- Added profile picture in `hosts/home-pc/profile_picture.jpg`.
- Implemented secrets management in `hosts/home-pc/secrets/default.nix` and `hosts/home-pc/secrets/secrets.yaml` using SOPS for encryption.
- Defined user-specific variables in `hosts/home-pc/variables.nix`, including hostname, username, and locale settings.
- Added profile picture for laptop in `hosts/laptop/profile_picture.jpg`.