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/ags/config.js

@@ -0,0 +1,34 @@
+// ── violet-chaton v2 — AGS config ───────────────────────────────────────────
+// Barre + OSD + Launcher + Notifications
+// Modulaire : Hyprland = full, COSMIC = bar + OSD + launcher + notifs
+
+import { Bar } from "./widgets/Bar.js";
+import { OSD } from "./widgets/OSD.js";
+import { Launcher } from "./widgets/Launcher.js";
+import { Notifications } from "./widgets/Notifications.js";
+
+// ── Compositor detection ────────────────────────────────────────────────────
+const compositor = (() => {
+    const session = Utils.exec("echo $XDG_CURRENT_DESKTOP").trim();
+    if (session.includes("Hyprland")) return "hyprland";
+    if (session.includes("COSMIC")) return "cosmic";
+    return "unknown";
+})();
+
+print(`[violet-chaton] compositor: ${compositor}`);
+
+// ── Windows ─────────────────────────────────────────────────────────────────
+const windows = (monitor) => {
+    const wins = [
+        Bar(monitor, compositor),
+        OSD(monitor),
+        Launcher(monitor),
+        Notifications(monitor),
+    ];
+    return wins;
+};
+
+export default {
+    style: `${App.configDir}/css/style.css`,
+    windows: windows(0).flat(),
+};