Add CachyOS desktop overview

cachy-overview.md

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+# Main Desktop — CachyOS Overview
+
+> Last updated: 2026-05-27
+
+---
+
+## System
+
+| Property | Value |
+|---|---|
+| **Distro** | CachyOS (base: Arch Linux) |
+| **Kernel** | 7.0.10-1-cachyos (also has LTS: 6.18.33) |
+| **Desktop** | KDE Plasma 6.6.5 (Wayland / kwin_wayland) |
+| **Display Server** | Wayland + Xwayland 24.1.11 |
+| **Init** | systemd v260 |
+| **Shell** | fish 4.7.1 |
+| **Terminal** | Konsole |
+| **Boot Mode** | UEFI / EFI |
+| **Kernel Params** | `quiet nowatchdog splash rw rootflags=subvol=/@` |
+
+---
+
+## Hardware
+
+### CPU
+
+| Property | Value |
+|---|---|
+| **Model** | Intel Core i7-13700K (13th Gen, Raptor Lake) |
+| **Cores / Threads** | 16 cores / 24 threads (8P + 8E) |
+| **Max Boost** | 5.3 GHz (P-cores) / 4.2 GHz (E-cores) |
+| **Process** | Intel 7 (10nm) |
+| **Cache** | L1: 1.4 MB, L2: 24 MB, L3: 30 MB |
+| **Virtualization** | VMX enabled |
+| **Governor** | powersave (intel_pstate) |
+
+### Memory
+
+| Property | Value |
+|---|---|
+| **Total** | 32 GB |
+| **Used (at capture)** | ~4.65 GB (15%) |
+| **Swap** | 31 GB zram (zstd, priority 100) |
+| **Swappiness** | 150 |
+
+### GPU
+
+| Property | Value |
+|---|---|
+| **Model** | NVIDIA GeForce RTX 4060 Ti |
+| **VRAM** | 8 GB |
+| **Driver** | nvidia 595.71.05 |
+| **Architecture** | Lovelace (AD106, TSMC 5nm) |
+| **APIs** | OpenGL 4.6, Vulkan 1.4.350, EGL 1.5 |
+| **PCIe** | Gen 4 x8 |
+| **Vendor** | ASUSTeK |
+
+### Display
+
+| Property | Value |
+|---|---|
+| **Monitor** | Xiaomi Mi Monitor (34", ultrawide) |
+| **Resolution** | 3440×1440 @ 144 Hz |
+| **Connection** | DisplayPort (DP-3) |
+| **DPI** | 110 |
+
+### Motherboard
+
+| Property | Value |
+|---|---|
+| **Model** | ASUS ROG STRIX B760-I GAMING WIFI |
+| **Firmware** | UEFI AMI v1662 (2024-08-07) |
+
+### Storage
+
+| Device | Model | Size | Filesystem | Mount |
+|---|---|---|---|---|
+| `/dev/nvme0n1` | Samsung 970 EVO Plus 1TB | 931.5 GB | btrfs (subvols) | `/`, `/home`, `/var/log`, `/var/tmp` |
+| `/dev/nvme0n1p1` | EFI partition | 4 GB | vfat | `/boot` |
+| `/dev/sda` | Verbatim STORE N GO | 14.5 GB | — | USB drive |
+
+- **Total used:** 33.73 GB / 927.5 GB (3.6%)
+- **Btrfs subvolume layout:** `/@` for root, shared partition for home/logs/tmp
+
+### Network
+
+| Device | Type | Driver | Status |
+|---|---|---|---|
+| Intel I226-V (enp5s0) | 2.5GbE Ethernet | igc | **Up** @ 1000 Mbps |
+| Intel AX211 (wlan0) | WiFi 6E | iwlwifi | Down |
+| Intel AX211 Bluetooth | BT 5.4 | btusb | Up |
+
+### Audio
+
+- Intel Raptor Lake HDA + NVIDIA AD106M HDA
+- PipeWire 1.6.6 (with pipewire-pulse + wireplumber)
+
+---
+
+## Software
+
+### Package Manager
+
+| PM | Count |
+|---|---|
+| pacman (total) | 1510 packages |
+| pacman (explicitly installed) | ~230 |
+| flatpak | 16 apps |
+| **Total** | **1526** |
+
+### Key Applications
+
+| Category | Apps |
+|---|---|
+| **Browser** | Brave |
+| **File Manager** | Dolphin |
+| **Text Editor** | Kate, Micro, Nano, Vim |
+| **Terminal** | Konsole, Alacritty |
+| **Media** | VLC, Haruna, Jellyfin (server on homelab) |
+| **Graphics** | GIMP 3.2, Krita 6.0, Inkscape 1.4 |
+| **3D / CAD** | Blender 5.1, FreeCAD 1.1 |
+| **Video Editing** | Kdenlive 26.04 |
+| **Screen Recording** | OBS Studio 32.1 |
+| **Notes** | Obsidian 1.12 |
+| **Containers** | Docker 29.5 + docker-compose |
+| **AUR Helper** | paru 2.1 |
+| **Automation** | n8n (on homelab) |
+| **Theming** | CachyOS Nord KDE, CachyOS Emerald KDE, CachyOS Iridescent KDE |
+
+### Compilers
+
+| Compiler | Version |
+|---|---|
+| clang | 22.1.5 |
+| gcc | 16.1.1 |
+| python | 3.14.5 |
+
+### Enabled Services
+
+| Service | Purpose |
+|---|---|
+| NetworkManager | Network management |
+| systemd-resolved | DNS resolution |
+| bluetooth | Bluetooth |
+| docker.socket | Docker daemon |
+| ufw | Firewall |
+| avahi-daemon | mDNS/zeroconf |
+| snapper-cleanup.timer | Btrfs snapshot cleanup |
+| fstrim.timer | SSD TRIM |
+| ananicy-cpp | CPU/IO process priority |
+| intel_lpmd | Intel low power mode daemon |
+| plasmalogin | KDE login manager |
+
+### Btrfs & Snapshots
+
+- Snapper configured with `cachyos-snapper-support`
+- `limine-snapper-sync` for bootloader snapshot sync
+- `btrfs-assistant` GUI available
+
+---
+
+## Kernel & Boot
+
+| Property | Value |
+|---|---|
+| **Active kernel** | linux-cachyos 7.0.10 |
+| **LTS kernel** | linux-cachyos-lts 6.18.33 |
+| **NVIDIA module** | linux-cachyos-nvidia-open 7.0.10 |
+| **Bootloader** | Limine 12.3 |
+| **Intel microcode** | 20260512 |