feat: add async image task API

apps/api/urls.py

@@ -4,6 +4,8 @@ from .views import (
     AlipayRechargeCallbackView,
     BalanceView,
     ClientLatestReleaseView,
+    GenerateImageTaskDetailView,
+    GenerateImageTaskSubmitView,
     GenerateImageView,
     GenerateTitleView,
     ModelsView,
@@ -22,6 +24,16 @@ urlpatterns = [
     ),
     path("v1/generate/title", GenerateTitleView.as_view(), name="api-generate-title"),
     path("v1/generate/image", GenerateImageView.as_view(), name="api-generate-image"),
+    path(
+        "v1/generate/image/tasks",
+        GenerateImageTaskSubmitView.as_view(),
+        name="api-generate-image-task-submit",
+    ),
+    path(
+        "v1/generate/image/tasks/<uuid:task_id>",
+        GenerateImageTaskDetailView.as_view(),
+        name="api-generate-image-task-detail",
+    ),
     path("v1/recharge/create", RechargeCreateView.as_view(), name="api-recharge-create"),
     path("v1/recharge/status", RechargeStatusView.as_view(), name="api-recharge-status"),
     path(