Add dedicated quick question API

ios/Packages/Sybil/Tests/SybilTests/SybilTests.swift

@@ -22,6 +22,7 @@ private struct MockClientCallSnapshot: Sendable {
     var getSearch = 0
     var getActiveRuns = 0
     var runCompletionStream = 0
+    var runQuickQuestionStream = 0
     var attachCompletionStream = 0
     var attachSearchStream = 0
 }
@@ -50,7 +51,7 @@ private actor MockSybilClient: SybilAPIClienting {
 
     private var snapshot = MockClientCallSnapshot()
     private var lastCreateChatCall: ChatCreateCallSnapshot?
-    private var lastCompletionStreamBody: CompletionStreamRequest?
+    private var lastQuickQuestionStreamBody: QuickQuestionStreamRequest?
     private var completionStreamEvents: [CompletionStreamEvent]?
     private var listChatsDelayNanoseconds: UInt64 = 0
     private var listSearchesDelayNanoseconds: UInt64 = 0
@@ -103,8 +104,8 @@ private actor MockSybilClient: SybilAPIClienting {
         lastCreateChatCall
     }
 
-    func currentCompletionStreamBody() -> CompletionStreamRequest? {
-        lastCompletionStreamBody
+    func currentQuickQuestionStreamBody() -> QuickQuestionStreamRequest? {
+        lastQuickQuestionStreamBody
     }
 
     func setCompletionStreamEvents(_ events: [CompletionStreamEvent], delayNanoseconds: UInt64 = 0) {
@@ -287,7 +288,27 @@ private actor MockSybilClient: SybilAPIClienting {
         onEvent: @escaping @Sendable (CompletionStreamEvent) async -> Void
     ) async throws {
         snapshot.runCompletionStream += 1
-        lastCompletionStreamBody = body
+        if completionStreamDelayNanoseconds > 0 {
+            try await Task.sleep(nanoseconds: completionStreamDelayNanoseconds)
+        }
+        if let completionStreamNetworkErrorMessage {
+            throw APIError.networkError(message: completionStreamNetworkErrorMessage)
+        }
+        if let completionStreamEvents {
+            for event in completionStreamEvents {
+                await onEvent(event)
+            }
+            return
+        }
+        throw UnexpectedClientCall()
+    }
+
+    func runQuickQuestionStream(
+        body: QuickQuestionStreamRequest,
+        onEvent: @escaping @Sendable (CompletionStreamEvent) async -> Void
+    ) async throws {
+        snapshot.runQuickQuestionStream += 1
+        lastQuickQuestionStreamBody = body
         if completionStreamDelayNanoseconds > 0 {
             try await Task.sleep(nanoseconds: completionStreamDelayNanoseconds)
         }
@@ -1005,7 +1026,8 @@ private func makeToolCallMessage(id: String, date: Date, summary: String = "Ran
     await first?.value
 
     let calls = await client.currentSnapshot()
-    #expect(calls.runCompletionStream == 1)
+    #expect(calls.runQuickQuestionStream == 1)
+    #expect(calls.runCompletionStream == 0)
     #expect(viewModel.quickQuestionAnswerText == "One answer.")
     #expect(!viewModel.isQuickQuestionSending)
 }
@@ -1021,12 +1043,12 @@ private func makeToolCallMessage(id: String, date: Date, summary: String = "Ran
     await task?.value
 
     let calls = await client.currentSnapshot()
-    #expect(calls.runCompletionStream == 0)
+    #expect(calls.runQuickQuestionStream == 0)
     #expect(!viewModel.isQuickQuestionSending)
 }
 
 @MainActor
-@Test func quickQuestionRunsNonPersistentCompletionStream() async throws {
+@Test func quickQuestionUsesDedicatedServerEndpoint() async throws {
     let client = MockSybilClient()
     await client.setCompletionStreamEvents([
         .delta(CompletionStreamDelta(text: "Reset it from ")),
@@ -1041,13 +1063,11 @@ private func makeToolCallMessage(id: String, date: Date, summary: String = "Ran
     await task?.value
 
     let snapshot = await client.currentSnapshot()
-    let body = await client.currentCompletionStreamBody()
-    #expect(snapshot.runCompletionStream == 1)
-    #expect(body?.persist == false)
-    #expect(body?.chatId == nil)
+    let body = await client.currentQuickQuestionStreamBody()
+    #expect(snapshot.runQuickQuestionStream == 1)
+    #expect(snapshot.runCompletionStream == 0)
     #expect(body?.provider == .openai)
-    #expect(body?.messages.first?.role == .user)
-    #expect(body?.messages.first?.content == "How do I reset my password?")
+    #expect(body?.question == "How do I reset my password?")
     #expect(viewModel.quickQuestionAnswerText == "Reset it from Settings.")
     #expect(!viewModel.isQuickQuestionSending)
 }
@@ -1572,7 +1592,7 @@ private final class MockQuickQuestionLifecycle {
     #expect(panel.state.prompt == "Keep this draft")
     #expect(panel.state.answer == "An answer arrived while hidden.")
     let calls = await client.currentSnapshot()
-    #expect(calls.runCompletionStream == 0)
+    #expect(calls.runQuickQuestionStream == 0)
     controller.stop()
 }
 
@@ -1630,7 +1650,7 @@ private final class MockQuickQuestionLifecycle {
     #expect(panel.presentationCount == 2)
     #expect(panel.state.canSend)
     let calls = await client.currentSnapshot()
-    #expect(calls.runCompletionStream == 0)
+    #expect(calls.runQuickQuestionStream == 0)
     controller.stop()
 }
 
@@ -1652,7 +1672,7 @@ private final class MockQuickQuestionLifecycle {
     #expect(panel.state.prompt == "A signed-out question")
     #expect(!viewModel.isQuickQuestionSending)
     let calls = await client.currentSnapshot()
-    #expect(calls.runCompletionStream == 0)
+    #expect(calls.runQuickQuestionStream == 0)
     controller.stop()
 }
 #endif