fix(app): restore sidebar dash and sync session spinner colors (#17384)

packages/app/src/components/session/session-header.tsx

@@ -16,9 +16,11 @@ import { useLanguage } from "@/context/language"
 import { useLayout } from "@/context/layout"
 import { usePlatform } from "@/context/platform"
 import { useServer } from "@/context/server"
+import { useSync } from "@/context/sync"
 import { useTerminal } from "@/context/terminal"
 import { focusTerminalById } from "@/pages/session/helpers"
 import { useSessionLayout } from "@/pages/session/session-layout"
+import { messageAgentColor } from "@/utils/agent"
 import { decode64 } from "@/utils/base64"
 import { Persist, persisted } from "@/utils/persist"
 import { StatusPopover } from "../status-popover"
@@ -132,6 +134,7 @@ export function SessionHeader() {
   const server = useServer()
   const platform = usePlatform()
   const language = useLanguage()
+  const sync = useSync()
   const terminal = useTerminal()
   const { params, view } = useSessionLayout()
 
@@ -218,6 +221,9 @@ export function SessionHeader() {
       ({ id: "finder", label: fileManager().label, icon: fileManager().icon } as const),
   )
   const opening = createMemo(() => openRequest.app !== undefined)
+  const tint = createMemo(() =>
+    messageAgentColor(params.id ? sync.data.message[params.id] : undefined, sync.data.agent),
+  )
 
   const selectApp = (app: OpenApp) => {
     if (!options().some((item) => item.id === app)) return
@@ -330,7 +336,7 @@ export function SessionHeader() {
                         >
                           <div class="flex size-5 shrink-0 items-center justify-center [&_[data-component=app-icon]]:size-5">
                             <Show when={opening()} fallback={<AppIcon id={current().icon} />}>
-                              <Spinner class="size-3.5 text-icon-base" />
+                              <Spinner class="size-3.5" style={{ color: tint() ?? "var(--icon-base)" }} />
                             </Show>
                           </div>
                           <span class="text-12-regular text-text-strong">{language.t("common.open")}</span>