Add Live Activities as configurable bar items (#30)

* Add Live Activities as configurable bar items

* Fix activity owner monitoring and Morph list interactions

* Keep activity rows stable during updates and tighten their layout

* Use subtle theme tint for activity cards

* Tighten activity title and progress spacing

* Use theme accent for active progress rings

* Fit compact activities to measured titles and badge

* Expose Live Activities display controls in Settings

* Open activity terminals and streamline the Morph header

* Give Morph continuous icons and prioritize workspace navigation

* Show activity progress inside its ring

* Inset activity progress rings and strengthen their stroke

* Fix activity lifecycle, command output handling and list navigation

* Reduce activity update work and harden publisher lifetimes

* Set up Live Activities for the detected user shell during installation

* Document Activities setup, daily use and troubleshooting

* Preserve Morph idle width across empty activity updates

* Fix dimming flicker, hide inactive music tab and consolidate Activities docs

* Fix panel clearance across styles and match previews to theme settings

* Prevent panel blur from repainting neighboring islands

---------

Co-authored-by: Samuel Onoja <[email protected]>

crates/ferese-panel/src/morph.rs

@@ -86,7 +86,7 @@ impl Profile {
                     Content::Workspaces => self.workspaces_height,
                     Content::Media => self.media_height,
                     Content::Calendar => self.calendar_height,
-                    Content::Notifications => self.notifications_height,
+                    Content::Notifications | Content::Activities => self.notifications_height,
                     Content::Controls => self.controls_height,
                 },
             ],
@@ -96,6 +96,7 @@ impl Profile {
 
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum Content {
+    Activities,
     Workspaces,
     Media,
     Calendar,