feat(waybar): island floating 3-pills + popups + deploy

- Config waybar 3-pills glassmorphism (left/center/right)
- Scripts : gpu, network, power-profile (toggle+luminosité/profil),
  cava daemon+reader, wob (volume/luminosité), rofi-launcher
- Popup media GTK3 : volume sortie+entrée + luminosité (vc-media-popup.py)
- Profil énergie : cycle balanced→low-power→performance avec brightnessctl
- Autostart COSMIC : waybar.desktop + wob.desktop
- Thème COSMIC Light ajouté (accent violet-chaton)
- deploy : +autostart, +sudoers platform_profile, +udev platform_profile,
  +scripts .py waybar, +CosmicTheme.Light

INSTALL/configs/wob/wob.ini

@@ -0,0 +1,20 @@
+# ── violet-chaton wob config (v0.14.2) ───────────────────────────────────────
+
+timeout              = 1000
+max                  = 100
+width                = 260
+height               = 36
+border_offset        = 4
+border_size          = 2
+bar_padding          = 4
+anchor               = bottom
+margin               = 40
+
+background_color          = 261537e0
+border_color              = 5C496Ccc
+bar_color                 = ff79c6ff
+
+overflow_mode             = wrap
+overflow_bar_color        = f38ba8ff
+overflow_background_color = 261537e0
+overflow_border_color     = f38ba8cc