feat: add workflow resolver (#7123)

fix AFF-1166

packages/backend/server/tests/copilot.e2e.ts

@@ -32,6 +32,7 @@ import {
   chatWithImages,
   chatWithText,
   chatWithTextStream,
+  chatWithWorkflow,
   createCopilotMessage,
   createCopilotSession,
   getHistories,
@@ -238,6 +239,31 @@ test('should be able to chat with api', async t => {
   Sinon.restore();
 });
 
+test('should be able to chat with api by workflow', async t => {
+  const { app } = t.context;
+
+  const { id } = await createWorkspace(app, token);
+  const sessionId = await createCopilotSession(
+    app,
+    token,
+    id,
+    randomUUID(),
+    'workflow:presentation'
+  );
+  const messageId = await createCopilotMessage(
+    app,
+    token,
+    sessionId,
+    'apple company'
+  );
+  const ret = await chatWithWorkflow(app, token, sessionId, messageId);
+  t.is(
+    ret,
+    textToEventStream('generate text to text stream', messageId),
+    'should be able to chat with workflow'
+  );
+});
+
 test('should be able to chat with special image model', async t => {
   const { app, storage } = t.context;