feat: initial fish shell configuration

- Core config layered on CachyOS base with Catppuccin Mocha theming
- Fisher plugins: fzf.fish, catppuccin, autopair, replay, puffer-fish, magic-enter, spark
- Smart CLI wrappers with fallbacks (bat, lsd, btop, dust, prettyping)
- Custom functions: git, docker, network, kitty, AI session management
- Extensive abbreviation system for keyboard-driven workflows
- Secrets/local sourcing pattern for private and machine-specific config
- README with full documentation and personalization guide
- AGPLv3+ license with copyright headers on all source files

functions/swapstat.fish

@@ -0,0 +1,37 @@
+# Copyright (C) 2026 Rootiest
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
+function swapstat --description "View colorized zRAM and swappiness status"
+    set -l swappiness (sysctl -n vm.swappiness)
+    set -l zdata (zramctl --bytes --noheadings --output DATA,TOTAL /dev/zram0 2>/dev/null)
+    
+    echo (set_color --bold blue)"── Memory & zRAM Report ──"(set_color normal)
+    
+    # Kernel & Compression Stats
+    if test -n "$zdata"
+        set -l raw (echo $zdata | awk '{print $1}')
+        set -l compressed (echo $zdata | awk '{print $2}')
+        if test "$compressed" -gt 0
+            set -l ratio (math -s2 "$raw / $compressed")
+            echo (set_color yellow)"Compression Ratio: "(set_color normal)"$ratio:1"
+        end
+    end
+    echo (set_color yellow)"Kernel Swappiness: "(set_color normal)"$swappiness"
+    echo ""
+
+    # Colorized zRAM Table
+    # Colors the header green and the device path (/dev/...) cyan
+    echo (set_color --bold --underline magenta)"zRAM Device Details"(set_color normal)
+    zramctl --output NAME,ALGORITHM,DISKSIZE,DATA,COMPR,TOTAL,STREAMS | sed \
+        -e "1s/.*/$(set_color --bold green)&$(set_color normal)/" \
+        -e "s|/dev/zram[0-9]|$(set_color cyan)&$(set_color normal)|"
+
+    echo ""
+
+    # Colorized Swapon Table
+    # Colors the header green and the device path cyan
+    echo (set_color --bold --underline magenta)"Active Swap Priority"(set_color normal)
+    swapon --show | sed \
+        -e "1s/.*/$(set_color --bold green)&$(set_color normal)/" \
+        -e "s|/dev/[^ ]*|$(set_color cyan)&$(set_color normal)|"
+end