refactor: land approved runtime cleanup and room binding cutover

src/formatting.test.ts

@@ -319,55 +319,3 @@ describe('formatOutbound with tool-call leaks', () => {
     expect(formatOutbound(input)).toBe('Key: [REDACTED]');
   });
 });
-
-// --- Trigger gating with requiresTrigger flag ---
-
-describe('trigger gating (requiresTrigger interaction)', () => {
-  // Replicates the exact logic from processGroupMessages and startMessageLoop:
-  //   if (!isMainGroup && group.requiresTrigger !== false) { check trigger }
-  function shouldRequireTrigger(
-    isMainGroup: boolean,
-    requiresTrigger: boolean | undefined,
-  ): boolean {
-    return !isMainGroup && requiresTrigger !== false;
-  }
-
-  function shouldProcess(
-    isMainGroup: boolean,
-    requiresTrigger: boolean | undefined,
-    messages: NewMessage[],
-  ): boolean {
-    if (!shouldRequireTrigger(isMainGroup, requiresTrigger)) return true;
-    return messages.some((m) => TRIGGER_PATTERN.test(m.content.trim()));
-  }
-
-  it('main group always processes (no trigger needed)', () => {
-    const msgs = [makeMsg({ content: 'hello no trigger' })];
-    expect(shouldProcess(true, undefined, msgs)).toBe(true);
-  });
-
-  it('main group processes even with requiresTrigger=true', () => {
-    const msgs = [makeMsg({ content: 'hello no trigger' })];
-    expect(shouldProcess(true, true, msgs)).toBe(true);
-  });
-
-  it('non-main group with requiresTrigger=undefined requires trigger (defaults to true)', () => {
-    const msgs = [makeMsg({ content: 'hello no trigger' })];
-    expect(shouldProcess(false, undefined, msgs)).toBe(false);
-  });
-
-  it('non-main group with requiresTrigger=true requires trigger', () => {
-    const msgs = [makeMsg({ content: 'hello no trigger' })];
-    expect(shouldProcess(false, true, msgs)).toBe(false);
-  });
-
-  it('non-main group with requiresTrigger=true processes when trigger present', () => {
-    const msgs = [makeMsg({ content: `@${ASSISTANT_NAME} do something` })];
-    expect(shouldProcess(false, true, msgs)).toBe(true);
-  });
-
-  it('non-main group with requiresTrigger=false always processes (no trigger needed)', () => {
-    const msgs = [makeMsg({ content: 'hello no trigger' })];
-    expect(shouldProcess(false, false, msgs)).toBe(true);
-  });
-});