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]>

contrib/activities/ferese.fish

@@ -0,0 +1,26 @@
+# Source explicitly from config.fish. Named event handlers compose with others.
+status is-interactive; or return
+set -q __ferese_installed; and return
+set -g __ferese_installed 1
+set -g __ferese_sequence 0
+function __ferese_preexec --on-event fish_preexec
+    set -l saved $status
+    set -g __ferese_sequence (math $__ferese_sequence + 1)
+    set -g __ferese_local "fish-$fish_pid-$__ferese_sequence"
+    feresectl activity hook "$__ferese_local" --command (string sub -l 4096 -- "$argv[1]") --cwd (string sub -l 1024 -- "$PWD") >/dev/null 2>&1
+    return $saved
+end
+function __ferese_postexec --on-event fish_postexec
+    set -l saved $status
+    if set -q __ferese_local
+        if test $saved -eq 130; or test $saved -eq 143
+            feresectl activity cancel "$__ferese_local" >/dev/null 2>&1
+        else if test $saved -eq 0
+            feresectl activity end "$__ferese_local" --result ok >/dev/null 2>&1
+        else
+            feresectl activity end "$__ferese_local" --result fail >/dev/null 2>&1
+        end
+        set -e __ferese_local
+    end
+    return $saved
+end