feat: trigger billing (#28335)

Signed-off-by: lyzno1 <yuanyouhuilyz@gmail.com>
Co-authored-by: lyzno1 <yuanyouhuilyz@gmail.com>
Co-authored-by: lyzno1 <92089059+lyzno1@users.noreply.github.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

api/services/errors/app.py

@@ -18,7 +18,29 @@ class WorkflowIdFormatError(Exception):
     pass
 
 
-class InvokeDailyRateLimitError(Exception):
-    """Raised when daily rate limit is exceeded for workflow invocations."""
+class InvokeRateLimitError(Exception):
+    """Raised when rate limit is exceeded for workflow invocations."""
 
     pass
+
+
+class QuotaExceededError(ValueError):
+    """Raised when billing quota is exceeded for a feature."""
+
+    def __init__(self, feature: str, tenant_id: str, required: int):
+        self.feature = feature
+        self.tenant_id = tenant_id
+        self.required = required
+        super().__init__(f"Quota exceeded for feature '{feature}' (tenant: {tenant_id}). Required: {required}")
+
+
+class TriggerNodeLimitExceededError(ValueError):
+    """Raised when trigger node count exceeds the plan limit."""
+
+    def __init__(self, count: int, limit: int):
+        self.count = count
+        self.limit = limit
+        super().__init__(
+            f"Trigger node count ({count}) exceeds the limit ({limit}) for your subscription plan. "
+            f"Please upgrade your plan or reduce the number of trigger nodes."
+        )