feat: py sandbox for workflow

* chore: update Dockerfile and sandbox.py
* feat: py sandbox for workflow
* feat: py sandbox for workflow

See merge request: !885

backend/infra/contract/coderunner/code.go

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package coderunner
+
+import "context"
+
+type Language string
+
+const (
+	Python     Language = "Python"
+	JavaScript Language = "JavaScript"
+)
+
+type RunRequest struct {
+	Code     string
+	Params   map[string]any
+	Language Language
+}
+type RunResponse struct {
+	Result map[string]any
+}
+
+//go:generate mockgen -destination  ../../../internal/mock/domain/workflow/crossdomain/code/code_mock.go  --package code  -source code.go
+type Runner interface {
+	Run(ctx context.Context, request *RunRequest) (*RunResponse, error)
+}