Fix post-rebase startup regressions

Co-authored-by: codex <codex@users.noreply.github.com>

Author: juliusmarminge

apps/server/src/serverRuntimeStartup.test.ts

@@ -130,6 +130,7 @@ it.effect("resolveAutoBootstrapWelcomeTargets returns existing project and threa
       } as never),
       Effect.provideService(ProjectionSnapshotQuery, {
         getSnapshot: () => Effect.die("unused"),
+        getShellSnapshot: () => Effect.die("unused"),
         getCounts: () => Effect.die("unused"),
         getActiveProjectByWorkspaceRoot: () =>
           Effect.succeed(
@@ -144,8 +145,11 @@ it.effect("resolveAutoBootstrapWelcomeTargets returns existing project and threa
               deletedAt: null,
             }),
           ),
+        getProjectShellById: () => Effect.die("unused"),
         getFirstActiveThreadIdByProjectId: () => Effect.succeed(Option.some(bootstrapThreadId)),
         getThreadCheckpointContext: () => Effect.succeed(Option.none()),
+        getThreadShellById: () => Effect.die("unused"),
+        getThreadDetailById: () => Effect.die("unused"),
       }),
       Effect.provideService(OrchestrationEngineService, {
         getReadModel: () => Effect.die("unused"),
@@ -177,10 +181,14 @@ it.effect("resolveAutoBootstrapWelcomeTargets creates a project and thread when
       } as never),
       Effect.provideService(ProjectionSnapshotQuery, {
         getSnapshot: () => Effect.die("unused"),
+        getShellSnapshot: () => Effect.die("unused"),
         getCounts: () => Effect.die("unused"),
         getActiveProjectByWorkspaceRoot: () => Effect.succeed(Option.none()),
+        getProjectShellById: () => Effect.die("unused"),
         getFirstActiveThreadIdByProjectId: () => Effect.succeed(Option.none()),
         getThreadCheckpointContext: () => Effect.succeed(Option.none()),
+        getThreadShellById: () => Effect.die("unused"),
+        getThreadDetailById: () => Effect.die("unused"),
       }),
       Effect.provideService(OrchestrationEngineService, {
         getReadModel: () => Effect.die("unused"),

apps/web/src/components/ChatView.tsx

@@ -1987,6 +1987,14 @@ export default function ChatView(props: ChatViewProps) {
   const scrollToEnd = useCallback((animated = false) => {
     legendListRef.current?.scrollToEnd?.({ animated });
   }, []);
+  const shouldAutoScrollRef = isAtEndRef;
+  const scheduleStickToBottom = useCallback(() => {
+    showScrollDebouncer.current.cancel();
+    setShowScrollToBottom(false);
+    window.requestAnimationFrame(() => {
+      scrollToEnd(false);
+    });
+  }, [scrollToEnd]);
 
   // Debounce *showing* the scroll-to-bottom pill so it doesn't flash during
   // thread switches.  LegendList fires scroll events with isAtEnd=false while