update sidebar

docs/concord-usage.md

@@ -602,9 +602,10 @@ client.subscribe(filter).with_id(sub_id).await?;
   `crates/community`.** `concord` has no subscriptions, no `init`, and no
   `Entity<Community>`; `community::CommunityRegistry` owns one `Entity<Community>`
   per state document, subscribes when a community's plane set changes, and
-  re-folds on an inbound wrap. The sidebar observes the registry, logs
-  `CommunityEvent::Error` through `log::error!`, and its "New community" row opens
-  a name prompt that calls `CommunityRegistry::create`. `create` persists the
+  re-folds on an inbound wrap. The sidebar subscribes to the registry, surfaces
+  `CommunityEvent::Error` as a window notification, and its "New community" row
+  in the Communities tab dispatches `Command::NewCommunity`, whose name prompt
+  calls `CommunityRegistry::create`. `create` persists the
   genesis locally, publishes the wraps to the community's relays, and records the
   membership in the account's Community List — all best-effort, so a relay that is
   down warns without losing the community. Discovery

docs/sidebar-redesign-plan.md

@@ -205,7 +205,7 @@ Empty list shows the existing "No communities yet" hint.
 
 Each phase is independently reviewable and leaves the app runnable.
 
-### Phase 1 — tab shell
+### Phase 1 — tab shell — DONE
 
 Files: `crates/workspace/src/sidebar/mod.rs`,
 `crates/workspace/src/sidebar/tab.rs` (new), `sidebar/tree.rs`,
@@ -228,7 +228,7 @@ Files: `crates/workspace/src/sidebar/mod.rs`,
 Validation: app runs signed in and signed out; chats and communities list and
 open as before; tab switching works; requests dot still clears.
 
-### Phase 2 — Recents tab
+### Phase 2 — Recents tab — DONE
 
 Files: `crates/settings/src/lib.rs`, `crates/workspace/src/sidebar/mod.rs`,
 `sidebar/tree.rs`.
@@ -242,7 +242,7 @@ Files: `crates/settings/src/lib.rs`, `crates/workspace/src/sidebar/mod.rs`,
 Validation: `cargo test -p settings`; manually open communities, restart, and
 confirm the Recents order; confirm ≤3 / ≤5 rendering and both "Show all" rows.
 
-### Phase 3 — tab actions
+### Phase 3 — tab actions — DONE
 
 Files: `crates/workspace/src/dialogs/new_chat.rs` (new),
 `dialogs/new_community.rs` (new), `crates/workspace/src/dialogs/mod.rs`,
@@ -264,7 +264,7 @@ Validation: create a chat from an npub and confirm the room opens; create a
 community and confirm it appears in the Communities tab and in Recents;
 requests/contacts/browse still dispatch.
 
-### Phase 4 — onboarding sidebar
+### Phase 4 — onboarding sidebar — DONE, except `Join now`
 
 Files: `crates/state/src/lib.rs`, `crates/workspace/src/sidebar/mod.rs`,
 `sidebar/onboarding.rs` (new), `crates/workspace/src/dialogs/create_identity.rs`
@@ -291,7 +291,11 @@ Validation: with no stored credentials the sidebar shows onboarding and no
 modal; `Import identity` still signs in; `Join now` signs in with a fresh key;
 with bunker credentials the tabs appear without an onboarding flash.
 
-### Phase 5 — polish and cleanup
+**Deferred.** `dialogs/create_identity.rs` is not implemented, so `Join now`
+renders without a click handler, and the §2.1 banner assets were skipped in
+favor of a plain theme-colored background with the brand mark.
+
+### Phase 5 — polish and cleanup — DONE
 
 - Reposition the "Getting messages…" pill above the tab bar.
 - Empty states and counts for all three tabs; truncation rules (§3).