5th commit : remodeling of file structure, adding noctalia config files

.config/noctalia/noctalia/audio.toml

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+[audio]
+enable_overdrive     = true  # allow volume sliders above 100% (up to 150%)
+enable_sounds        = false  # master toggle for UI sounds
+sound_volume         = 0.5    # global sound volume (0.0 - 1.0)
+volume_change_sound  = "~/.config/noctalia/sounds/volchange.mp3"     # empty = bundled default sounds/volume-change.wav
+notification_sound   = "~/.config/noctalia/sounds/notification.mp3"     # empty = bundled default sounds/notification.wav

.config/noctalia/noctalia/bar.toml

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+[bar]
+order = ["main"]              # layer-shell creation order
+
+[bar.default]
+position           = "top"       # top | bottom | left | right
+enabled            = true
+auto_hide          = false       # slide out after pointer leaves; reveal from edge trigger strip
+smart_auto_hide    = false       # show when the active workspace is empty; hide when it has windows
+show_on_workspace_switch = true  # with auto_hide: briefly reveal when the active workspace changes
+reserve_space      = false        # reserve compositor exclusive zone / push windows away
+layer              = "top"       # top | overlay; overlay appears above fullscreen apps
+
+thickness          = 31          # bar cross-axis size in pixels (height for horizontal, width for vertical)
+background_opacity = 1.0         # 0.0 (transparent) to 1.0 (opaque)
+border             = "outline"   # color role or #RRGGBB for the bar outline
+border_width       = 0.0         # inside outline width in pixels; 0 disables it
+shadow             = true        # cast the global [shell.shadow]
+contact_shadow     = false       # dark gradient between an attached panel and the bar (depth at the seam)
+panel_overlap      = 1           # logical px an attached panel overlaps the bar edge to hide the seam
+radius             = 12          # global corner radius fallback
+radius_top_left    = 12
+radius_top_right   = 12
+radius_bottom_left = 12
+radius_bottom_right = 12
+concave_edge_corners = true      # carve the screen-edge corners inward; requires margin_edge = 0
+margin_ends        = 100         # inset from each end of the bar along its main axis
+margin_edge        = 0           # distance from the nearest screen edge (positive values float the bar)
+margin_opposite_edge = 0         # extra reserved space on the inward side of the bar (below for top, above for bottom)
+padding            = 14          # main-axis padding from bar edges to start/end widget sections
+widget_spacing     = 7           # gap between widgets within a section
+hover_highlight    = true        # softly tint the widget under the mouse pointer with its foreground color
+scale              = 2.0         # content scale multiplier for icons, spacing, and base text size
+font_scale         = 2.0         # additional text-only scale multiplier
+font_weight        = 500         # CSS weight 100–1000 (e.g. 400 regular, 700 bold); primary label weight for bar widgets
+font_family        = ""          # typeface for this bar's widgets; empty inherits the global font
+
+# Default capsule style for all widgets on this bar (see Widget Capsule section)
+capsule            = false
+capsule_fill       = "surface_variant"
+capsule_thickness  = 0.76          # capsule size across the bar as a fraction of bar thickness (1.0 fills the bar)
+capsule_radius     = 8.0            # omit for automatic pill radius
+capsule_opacity    = 1.0
+# capsule_border   = "outline"   # omit this key for no border by default
+
+start  = ["launcher", "wallpaper", "workspaces"]
+center = ["clock"]
+end    = ["media", "tray", "notifications", "clipboard", "network", "bluetooth", "volume", "brightness", "battery", "control-center", "session"]
+
+
+[bar.default.dead_zone.actions]
+left = "panel-toggle control-center"
+middle = "exec foot"
+scroll_up = "volume-up"
+scroll_down = "volume-down"
+back = "media previous"
+forward = "media next"

.config/noctalia/noctalia/battery.toml

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+[battery]
+warning_threshold = 10 # 0 disables low-battery warnings
+
+[battery.device."/org/freedesktop/UPower/devices/battery_BAT0"]
+warning_threshold = 15
+
+[battery.device."/org/freedesktop/UPower/devices/headset_dev_00_11_22_33_44_55"]
+warning_threshold = 10

.config/noctalia/noctalia/hooks.toml

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+[hooks]
+battery_percentage_changed = "NOCTALIA_BATTERY_THRESHOLD=20 ~/.config/noctalia/hooks/battery-threshold.sh"

.config/noctalia/noctalia/hooks/battery-threshold.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+# Use the threshold from the hook command, or fall back to 20%.
+threshold="${NOCTALIA_BATTERY_THRESHOLD:-20}"
+
+# Keep a tiny state file so the script can compare this event with the last one.
+state_dir="${XDG_STATE_HOME:-$HOME/.local/state}/noctalia"
+state_file="$state_dir/battery-percent"
+
+# Noctalia provides these values whenever battery_percentage_changed fires.
+percent="${NOCTALIA_BATTERY_PERCENT:-}"
+battery_state="${NOCTALIA_BATTERY_STATE:-unknown}"
+
+# Ignore the event if the percentage is missing or not a whole number.
+[[ "$percent" =~ ^[0-9]+$ ]] || exit 0
+
+mkdir -p "$state_dir"
+
+# Read the previous percentage, then save the current percentage for next time.
+previous=""
+[[ -r "$state_file" ]] && previous="$(<"$state_file")"
+printf '%s\n' "$percent" > "$state_file"
+
+# Only warn while discharging, and only after we have a previous value to compare.
+[[ "$battery_state" == "discharging" ]] || exit 0
+[[ "$previous" =~ ^[0-9]+$ ]] || exit 0
+
+# Fire once when crossing below the threshold, not every time the battery changes below it.
+if (( previous >= threshold && percent < threshold )); then
+  notify-send -u critical "Battery low" "Battery is ${percent}%."
+  # Or run any other command, for example:
+  # systemctl --user start low-battery.target
+fi

.config/noctalia/noctalia/idle.toml

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+[idle.behavior.lock]
+timeout = 600
+action = "lock"
+enabled = false             # explicitly disabled in the default config
+
+[idle.behavior.screen-off]
+timeout = 660
+action = "screen_off"       # turns monitors off, and back on when you return
+enabled = false             # explicitly disabled in the default config
+
+[idle.behavior.suspend]
+timeout = 900
+action = "lock_and_suspend" # or action = "suspend" with lock_before_suspend = false
+
+[idle.behavior.custom]
+timeout = 48
+action = "command"
+command = "notify-send 'Idle' 'Going idle'"
+resume_command = "notify-send 'Idle' 'Back from idle'"