Draw idle as one timeline, and let the power button answer to its owner

Claude-Session: https://claude.ai/code/session_01Ms2FbjQy31TVf3CEvQhGM8

config/dot/quickshell/config/PreferenceSchema.qml

@@ -1253,6 +1253,27 @@ Singleton {
             detail: "On battery, sleeping is what makes the charge last"
         },
 
+        // ── Power button ────────────────────────────────────────────────────
+        // logind is told to ignore the power key -- config/copy ships the
+        // drop-in -- so what a press does is the compositor's decision rather
+        // than the system's, and changing it needs no root.
+        //
+        // No `hypr` block: this is not a compositor option, it is read by
+        // config/dot/hypr/keybinds.lua the way the workspace rules are. The
+        // bind evaluates it AT PRESS TIME rather than at config time, so a
+        // change here applies to the very next press and no reload is needed.
+        {
+            key: "powerButtonAction", type: "enum", def: "menu", group: "power",
+            label: "Pressing the power button",
+            detail: "The system ignores the key; Panama decides — so a bumped button never yanks the plug",
+            options: [
+                { value: "menu", label: "Shows the power menu" },
+                { value: "suspend", label: "Suspends" },
+                { value: "poweroff", label: "Powers off (two-press)" },
+                { value: "nothing", label: "Does nothing" }
+            ]
+        },
+
         // ── Night light schedule ────────────────────────────────────────────
         // Hours as decimals, so 17.5 is half past five. Wrapping past midnight
         // is normal here and is what the shipped values do: on at 17:00, off at