fix(team): recognize native bootstrap control envelopes

src/renderer/utils/bootstrapPromptSanitizer.ts

@@ -135,7 +135,7 @@ export interface InternalControlMessageDisplay {
 }
 
 export function getInternalControlMessageDisplay(
-  message: Pick<InboxMessage, 'text'> & Partial<Pick<InboxMessage, 'source'>>
+  message: Pick<InboxMessage, 'text'> & Partial<Pick<InboxMessage, 'from' | 'source'>>
 ): InternalControlMessageDisplay | null {
   if (!isTeamInternalControlMessageEnvelope(message)) {
     return null;
@@ -237,7 +237,7 @@ export function getBootstrapAcknowledgementDisplay(
 }
 
 export function getSanitizedInboxMessageText(
-  message: Pick<InboxMessage, 'text' | 'to'> & Partial<Pick<InboxMessage, 'source'>>
+  message: Pick<InboxMessage, 'text' | 'to'> & Partial<Pick<InboxMessage, 'from' | 'source'>>
 ): string {
   return (
     getInternalControlMessageDisplay(message)?.body ??

src/shared/utils/teamInternalControlMessages.ts

@@ -8,6 +8,7 @@ const INTERNAL_CONTROL_MESSAGE_SOURCES = new Set([
   'runtime_delivery',
   'system_notification',
 ]);
+const INTERNAL_BOOTSTRAP_AUTHORS = new Set(['team-lead', 'lead', 'orchestrator']);
 
 export function stripTranscriptSpeakerPrefix(value: string): string {
   let normalized = value.trim();
@@ -22,7 +23,7 @@ export function stripTranscriptSpeakerPrefix(value: string): string {
 export function isNativeAppManagedBootstrapCheckText(value: unknown): boolean {
   return (
     typeof value === 'string' &&
-    stripTranscriptSpeakerPrefix(value).includes(NATIVE_APP_MANAGED_BOOTSTRAP_CHECK_OPEN)
+    stripTranscriptSpeakerPrefix(value).startsWith(NATIVE_APP_MANAGED_BOOTSTRAP_CHECK_OPEN)
   );
 }
 
@@ -56,7 +57,17 @@ export function isTeamInternalControlMessageText(value: unknown): boolean {
 export function isTeamInternalControlMessageEnvelope(message: {
   text?: unknown;
   source?: unknown;
+  from?: unknown;
 }): boolean {
+  if (isNativeAppManagedBootstrapCheckText(message.text)) {
+    if (typeof message.source === 'string') {
+      return INTERNAL_CONTROL_MESSAGE_SOURCES.has(message.source);
+    }
+    return (
+      typeof message.from === 'string' &&
+      INTERNAL_BOOTSTRAP_AUTHORS.has(message.from.trim().toLowerCase())
+    );
+  }
   if (!isTeamInternalControlMessageText(message.text)) {
     return false;
   }

test/main/services/team/TeamMessageFeedService.test.ts

@@ -79,8 +79,10 @@ describe('TeamMessageFeedService', () => {
       getConfig: vi.fn(async () => config),
       getInboxMessages: vi.fn(async () => [
         makeMessage({
+          from: 'team-lead',
+          to: undefined,
           messageId: 'native-bootstrap-private-check',
-          source: 'system_notification',
+          source: undefined,
           text: '<agent_teams_native_app_managed_bootstrap_check>\nprivate\n</agent_teams_native_app_managed_bootstrap_check>',
         }),
         makeMessage({
@@ -123,6 +125,27 @@ Messages:
     expect(feed.messages.map((message) => message.messageId)).toEqual(['quoted-control-prompt']);
   });
 
+  it('does not hide user-authored native bootstrap marker quotes from the feed', async () => {
+    const service = new TeamMessageFeedService({
+      getConfig: vi.fn(async () => config),
+      getInboxMessages: vi.fn(async () => [
+        makeMessage({
+          messageId: 'quoted-native-bootstrap-control',
+          source: 'user_sent',
+          text: '<agent_teams_native_app_managed_bootstrap_check>\nquoted\n</agent_teams_native_app_managed_bootstrap_check>',
+        }),
+      ]),
+      getLeadSessionMessages: vi.fn(async () => []),
+      getSentMessages: vi.fn(async () => []),
+    });
+
+    const feed = await service.getFeed('signal-ops-4');
+
+    expect(feed.messages.map((message) => message.messageId)).toEqual([
+      'quoted-native-bootstrap-control',
+    ]);
+  });
+
   it('refreshes the durable feed after cache expiry even when the dirty signal was missed', async () => {
     let inboxMessages: InboxMessage[] = [makeMessage()];
     const getInboxMessages = vi.fn(async () => inboxMessages);

test/renderer/utils/bootstrapPromptSanitizer.test.ts

@@ -71,13 +71,32 @@ Do NOT send acknowledgement-only messages such as "ready" or "online".`);
       `<agent_teams_native_app_managed_bootstrap_check>
 Your Agent Teams startup context was already loaded by the app.
 </agent_teams_native_app_managed_bootstrap_check>`,
-      { source: 'system_notification' }
+      { source: undefined }
     );
 
     expect(getInternalControlMessageDisplay(message)?.summary).toBe('Internal bootstrap check');
     expect(getSanitizedInboxMessageText(message)).toBe('Internal bootstrap check hidden in the UI.');
   });
 
+  it('does not sanitize user-authored native bootstrap marker quotes', () => {
+    const text = `<agent_teams_native_app_managed_bootstrap_check>
+Your Agent Teams startup context was already loaded by the app.
+</agent_teams_native_app_managed_bootstrap_check>`;
+    const message = makeMessage(text, { from: 'user', source: 'user_sent' });
+
+    expect(getInternalControlMessageDisplay(message)).toBeNull();
+    expect(getSanitizedInboxMessageText(message)).toBe(text);
+  });
+
+  it('does not sanitize visible lead text that only mentions the native bootstrap marker', () => {
+    const text =
+      'Visible note quoting <agent_teams_native_app_managed_bootstrap_check> for diagnostics.';
+    const message = makeMessage(text, { from: 'team-lead', source: 'lead_process' });
+
+    expect(getInternalControlMessageDisplay(message)).toBeNull();
+    expect(getSanitizedInboxMessageText(message)).toBe(text);
+  });
+
   it('sanitizes leaked lead inbox relay prompts defensively', () => {
     const message = makeMessage(
       `Human: You have new inbox messages addressed to you (team lead "team-lead").

test/renderer/utils/teamMessageFiltering.test.ts

@@ -41,7 +41,7 @@ describe('filterTeamMessages', () => {
     const messages = [
       makeMessage({
         messageId: 'native-bootstrap-private-check',
-        source: 'system_notification',
+        source: undefined,
         text: '<agent_teams_native_app_managed_bootstrap_check>\nprivate\n</agent_teams_native_app_managed_bootstrap_check>',
       }),
       makeMessage({
@@ -59,6 +59,25 @@ describe('filterTeamMessages', () => {
     expect(result.map((message) => message.messageId)).toEqual(['visible-message']);
   });
 
+  it('keeps user-authored native bootstrap marker quotes visible', () => {
+    const messages = [
+      makeMessage({
+        from: 'user',
+        messageId: 'user-native-bootstrap-quote',
+        source: 'user_sent',
+        text: '<agent_teams_native_app_managed_bootstrap_check>\nquoted\n</agent_teams_native_app_managed_bootstrap_check>',
+      }),
+    ];
+
+    const result = filterTeamMessages(messages, {
+      timeWindow: null,
+      filter: { from: new Set(), to: new Set(), showNoise: true },
+      searchQuery: '',
+    });
+
+    expect(result.map((message) => message.messageId)).toEqual(['user-native-bootstrap-quote']);
+  });
+
   it('hides leaked lead inbox relay prompt echoes', () => {
     const messages = [
       makeMessage({

test/shared/utils/teamInternalControlMessages.test.ts

@@ -18,6 +18,9 @@ Messages:
    Timestamp: 2026-05-06T15:02:54.853Z
    Text:
    #f8d7235a done.`;
+const nativeBootstrapPrompt = `<agent_teams_native_app_managed_bootstrap_check>
+Your Agent Teams startup context was already loaded by the app.
+</agent_teams_native_app_managed_bootstrap_check>`;
 
 describe('teamInternalControlMessages', () => {
   it('detects lead inbox relay prompts and Human-prefixed echoes', () => {
@@ -60,6 +63,38 @@ describe('teamInternalControlMessages', () => {
         text: `Human: ${leadRelayPrompt}`,
       })
     ).toBe(false);
+    expect(
+      isTeamInternalControlMessageEnvelope({
+        text: nativeBootstrapPrompt,
+        from: 'team-lead',
+      })
+    ).toBe(true);
+    expect(
+      isTeamInternalControlMessageEnvelope({
+        text: nativeBootstrapPrompt,
+        from: 'orchestrator',
+      })
+    ).toBe(true);
+    expect(isTeamInternalControlMessageText(`Human: ${nativeBootstrapPrompt}`)).toBe(true);
+    expect(
+      isTeamInternalControlMessageEnvelope({
+        source: 'lead_process',
+        text: `Visible note quoting ${nativeBootstrapPrompt}`,
+      })
+    ).toBe(false);
+    expect(
+      isTeamInternalControlMessageEnvelope({
+        source: 'user_sent',
+        text: nativeBootstrapPrompt,
+        from: 'user',
+      })
+    ).toBe(false);
+    expect(
+      isTeamInternalControlMessageEnvelope({
+        text: nativeBootstrapPrompt,
+        from: 'user',
+      })
+    ).toBe(false);
   });
 
   it('strips an exact echoed control prefix while preserving visible trailing text', () => {