dotfiles: update waybar, mpv, and launcher configs

- tweak Waybar layout/styling, add temp cycling + volume group

- template mpv config and add jellyfin-mpv-shim defaults

- add owlry config, Hyprland launcher bind, and agent notes

dot_config/waybar/scripts/executable_temps-cycle.sh

@@ -0,0 +1,96 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+cycle_seconds=3
+
+resolve_hwmon_file() {
+  local base="$1" file="$2" sub
+  if [[ -r "$base/$file" ]]; then
+    printf '%s' "$base/$file"
+    return 0
+  fi
+  if [[ -d "$base" ]]; then
+    for sub in "$base"/hwmon*; do
+      if [[ -r "$sub/$file" ]]; then
+        printf '%s' "$sub/$file"
+        return 0
+      fi
+    done
+  fi
+  return 1
+}
+
+resolve_hwmon_by_name() {
+  local target="$1" file="$2" h
+  [[ -n "$target" ]] || return 1
+  for h in /sys/class/hwmon/hwmon*; do
+    [[ -r "$h/name" ]] || continue
+    if [[ "$(cat "$h/name")" == "$target" && -r "$h/$file" ]]; then
+      printf '%s' "$h/$file"
+      return 0
+    fi
+  done
+  return 1
+}
+
+read_temp() {
+  local base="$1" file="$2" fallback="$3" raw path
+  if path=$(resolve_hwmon_file "$base" "$file"); then
+    :
+  elif path=$(resolve_hwmon_by_name "$fallback" "$file"); then
+    :
+  else
+    return 1
+  fi
+  raw=$(<"$path")
+  if [[ "$raw" =~ ^[0-9]+$ ]]; then
+    printf '%s' "$((raw / 1000))"
+    return 0
+  fi
+  return 1
+}
+
+cpu_path="/sys/devices/pci0000:00/0000:00:18.3/hwmon"
+gpu_path="/sys/devices/pci0000:00/0000:00:01.1/0000:10:00.0/0000:11:00.0/0000:12:00.0/hwmon"
+nvme_path="/sys/devices/pci0000:00/0000:00:02.2/0000:23:00.0/nvme/nvme0/hwmon"
+
+labels=()
+icons=()
+values=()
+
+if temp=$(read_temp "$cpu_path" "temp1_input" "k10temp"); then
+  labels+=("CPU")
+  icons+=("")
+  values+=("$temp")
+fi
+
+if temp=$(read_temp "$gpu_path" "temp2_input" "amdgpu"); then
+  labels+=("GPU")
+  icons+=("")
+  values+=("$temp")
+fi
+
+if temp=$(read_temp "$nvme_path" "temp1_input" "nvme"); then
+  labels+=("NVMe")
+  icons+=("")
+  values+=("$temp")
+fi
+
+count=${#values[@]}
+if (( count == 0 )); then
+  printf '{"text":" --","tooltip":"No temp sensors found"}\n'
+  exit 0
+fi
+
+idx=$(( ($(date +%s) / cycle_seconds) % count ))
+text="${icons[idx]} ${values[idx]}°C"
+
+tooltip=""
+for i in "${!values[@]}"; do
+  if [[ -n "$tooltip" ]]; then
+    tooltip+='\n'
+  fi
+  tooltip+="${labels[i]}: ${values[i]}°C"
+done
+
+printf '{"text":"%s","tooltip":"%s"}\n' "$text" "$tooltip"