Add hybrid R4R media conversation mode

tests/conversation-state.test.ts

@@ -5,6 +5,7 @@ import {
   formatConversationAsUntrustedData,
   mergeConversationState,
   isSafeConversationReply,
+  isSafeHybridMediaAsk,
   isSafeR4RReply,
   parseConversationState,
   remainingAutomationTurns,
@@ -72,7 +73,10 @@ describe('conversation state', () => {
     }));
 
     expect(state?.automation).toMatchObject({ turnsUsed: 0, status: 'active' });
-    expect(state?.automation).toMatchObject({ policyMode: 'legacy', policyVersion: 1, maxAutomatedTurns: 3 });
+    expect(state?.automation).toMatchObject({
+      policyMode: 'legacy', policyVersion: 2, maxAutomatedTurns: 3,
+      rapportTurnsBeforeMediaAsk: 3, hybridPhase: null,
+    });
   });
 
   it('treats conversation content as untrusted data rather than instructions', () => {
@@ -106,4 +110,11 @@ describe('conversation state', () => {
     expect(isSafeR4RReply('Would you send me a nude?')).toBe(false);
     expect(isSafeR4RReply('I love live music too. What was your last gig?')).toBe(true);
   });
+
+  it('allows only optional non-explicit media asks in the hybrid phase', () => {
+    expect(isSafeHybridMediaAsk('Would you be comfortable sharing a selfie?')).toBe(true);
+    expect(isSafeHybridMediaAsk('Would you send me a nude?')).toBe(false);
+    expect(isSafeHybridMediaAsk('You have to prove it by sending a photo.')).toBe(false);
+    expect(isSafeHybridMediaAsk('What music are you into?')).toBe(false);
+  });
 });