feat: violet-chaton v2 — palette originale, kitty, AGS, Maple Mono NF

Refonte complete du rice. Palette 100% originale (Mitsuri Kanroji inspired),
zero emprunt Dracula/Catppuccin. 50 fichiers, 3200+ lignes.

Palette v2:
- palette.sh source de verite unique (dark + light)
- 5 accents (magenta, lilac, mitsuri, lavande, champagne)
- 4 semantiques derivees, 4 niveaux texte, 6 fonds
- Gradient signature: magenta → lilac → lavande → mitsuri
- Variante Light: fonds lavande, accents assombris WCAG

Terminal:
- kitty (remplace COSMIC Term comme principal)
- Maple Mono NF (cursive italics, ligatures)
- Cursor trail magenta, splits/layouts tiling, undercurl
- Vi-mode zsh avec cursor shape adaptatif

Shell:
- starship 3 lignes (palette nommee, brain_name, battery, sudo)
- zshrc v2 (nouveaux outils, fzf pimp, shell functions, vi-mode)
- Commandes custom: proj, glog, fkill, colors, hotkeys, weather, y

Desktop:
- AGS config (bar 3-pills, OSD gradient, launcher, notifications)
- COSMIC Dark + Light v2 (7 fichiers RON chacun)
- COSMIC Term v2 (color schemes dark/light, Maple Mono NF)
- GTK3/GTK4 dark + light css
- Vivaldi theme v2

Outils:
- +kitty +dust +procs +tokei +sd +hyperfine +gping +Maple Mono NF
- Propagation palette sur: bat, btop, cava, yazi, lazygit, rofi,
  delta, fastfetch, atuin, ls-colors, vivaldi
- Claude Code statusline brain-aware

Docs:
- README v2 complet (palette, structure, raccourcis, commandes)
- help.md v2 (reference exhaustive)

INSTALL/configs/gitconfig

@@ -18,38 +18,38 @@
 	navigate             = true
 	hyperlinks           = true
 
-	# Lignes supprimées : fond rose sombre
-	minus-style          = syntax "#3d1a2e"
-	minus-emph-style     = syntax "#5a1a38"
+	# Lignes supprimees : fond magenta sombre
+	minus-style          = syntax "#3a1230"
+	minus-emph-style     = syntax "#5a1848"
 
-	# Lignes ajoutées : fond cyan sombre
-	plus-style           = syntax "#0d2a35"
-	plus-emph-style      = syntax "#0d3a48"
+	# Lignes ajoutees : fond mitsuri sombre
+	plus-style           = syntax "#1a3025"
+	plus-emph-style      = syntax "#1a4530"
 
-	# Numéros de ligne
-	line-numbers-minus-style     = "#ff79c6"
-	line-numbers-plus-style      = "#8be9fd"
-	line-numbers-zero-style      = "#6c7086"
+	# Numeros de ligne
+	line-numbers-minus-style     = "#ff4da6"
+	line-numbers-plus-style      = "#9adba8"
+	line-numbers-zero-style      = "#716686"
 	line-numbers-left-format     = " {nm} │"
 	line-numbers-right-format    = " {np} │"
 
-	# En-tête de fichier
-	file-style                   = "bold #e79cfe"
+	# En-tete de fichier
+	file-style                   = "bold #c9a0ff"
 	file-decoration-style        = "#3d2454 box"
 	file-added-label             = "[+]"
 	file-removed-label           = "[-]"
 	file-modified-label          = "[~]"
 	file-renamed-label           = "[»]"
 
-	# En-tête de hunk
+	# En-tete de hunk
 	hunk-header-style            = "syntax #261537"
-	hunk-header-decoration-style = "#6c7086 box"
-	hunk-header-file-style       = "bold #e79cfe"
-	hunk-header-line-number-style = "#7f849c"
+	hunk-header-decoration-style = "#716686 box"
+	hunk-header-file-style       = "bold #c9a0ff"
+	hunk-header-line-number-style = "#9a8fad"
 
 	# Commit
-	commit-decoration-style      = "bold #ff79c6 box"
-	commit-style                 = "bold #f8f8f2"
+	commit-decoration-style      = "bold #ff4da6 box"
+	commit-style                 = "bold #f0eaf8"
 
 [merge]
 	conflictstyle = diff3