feat: Complete Neovim Scratch setup with all fixes

- Complete migration from Kickstart to Scratch config
- Add Python LSP support (pyright) for workflow scripts
- Improve Neo-tree: ASCII mode, better folder navigation (o, Z keys)
- Add htop config as btop fallback
- Configure Ghostty with Hack font + font-thicken
- Remove all Zsh configs (Fish-only now)
- Update install.sh for new structure
- Add comprehensive README.md

Working setup:
- TypeScript/Playwright QA optimized
- Go development ready
- Fish shell + Ghostty terminal
- All configs synced to dotfiles

.config/ghostty/config

@@ -1,5 +1,9 @@
-font-family = "MesloLGS Nerd Font Mono"
+# Ghostty Terminal Config
+# === AKTIVE CONFIG ===
+font-family = Hack
 font-size = 14
-theme = "DoomOne"
-# theme = "SynthwaveAlpha"
-# theme = "SpaceGray Eighties Dull"
+font-thicken = true
+
+theme = TokyoNight Night
+background-opacity = 0.80
+background-blur-radius = 20