Add full-server activity to iOS home (#65)

TESTING.md

@@ -243,7 +243,15 @@ source update are published, and installs or updates Gotcha through AltStore PAL
       background with no border or pill and defaults to the clock. Select the
       issue and pull-request icons in turn; each shows only matching recent
       activity or the native empty state, then the clock restores all rows.
-      The bell remains a separate, accessible Notifications destination.
+      The people and bell icons remain separate, accessible Server Activity
+      and Notifications destinations.
+- [ ] Tap **Server Activity**. The pushed native list combines activity from
+      every user visible to the selected server account in newest-first order,
+      identifies each actor, supports pull-to-refresh and pagination without
+      duplicates, and uses a native empty state when no activity is visible.
+      Tap another user's repository, issue, pull request, and commit events;
+      each opens the corresponding native detail screen and Back returns to
+      Server Activity.
 - [ ] Pull-request activity includes older creation and close events beyond the
       first activity-feed page without requiring a manual pull-up; the empty
       state appears only after every available page has been checked.