diff --git a/.github/workflows/license-header-check.yaml b/.github/workflows/license-header-check.yaml
new file mode 100644
index 00000000..1f4a4f45
--- /dev/null
+++ b/.github/workflows/license-header-check.yaml
@@ -0,0 +1,16 @@
+name: License Header Check
+
+on:   
+  push:
+  pull_request:
+
+  workflow_dispatch:
+
+jobs:
+  License-Check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Check License Header
+        uses: apache/skywalking-eyes/header@v0.4.0
diff --git a/.github/workflows/secrets_scan.yaml b/.github/workflows/secrets-scan.yaml
similarity index 100%
rename from .github/workflows/secrets_scan.yaml
rename to .github/workflows/secrets-scan.yaml
diff --git a/.licenserc.yaml b/.licenserc.yaml
new file mode 100644
index 00000000..98380017
--- /dev/null
+++ b/.licenserc.yaml
@@ -0,0 +1,23 @@
+header:
+  - license:
+      spdx-id: Apache-2.0
+      copyright-owner: Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates
+      content: |
+        Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+        
+        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.
+      
+    paths:
+      - '**/*.py'
+
+    comment: on-failure
\ No newline at end of file
diff --git a/veadk/a2a/remote_ve_agent.py b/veadk/a2a/remote_ve_agent.py
index 9f7a209e..80e0c2c8 100644
--- a/veadk/a2a/remote_ve_agent.py
+++ b/veadk/a2a/remote_ve_agent.py
@@ -1,3 +1,17 @@
+# Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+#
+# 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.
+
 import json
 
 import requests
diff --git a/veadk/cli/studio/fast_api.py b/veadk/cli/studio/fast_api.py
index d782a108..85af90a0 100644
--- a/veadk/cli/studio/fast_api.py
+++ b/veadk/cli/studio/fast_api.py
@@ -1,3 +1,17 @@
+# Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+#
+# 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.
+
 import json
 import os
 import uuid
diff --git a/veadk/cli/studio/models.py b/veadk/cli/studio/models.py
index 32c0d0ad..ced00533 100644
--- a/veadk/cli/studio/models.py
+++ b/veadk/cli/studio/models.py
@@ -1,3 +1,17 @@
+# Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+#
+# 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.
+
 from pydantic import BaseModel
 
 
diff --git a/veadk/cli/studio/studio_processor.py b/veadk/cli/studio/studio_processor.py
index 4f7a91a6..bfc5728b 100644
--- a/veadk/cli/studio/studio_processor.py
+++ b/veadk/cli/studio/studio_processor.py
@@ -1,3 +1,17 @@
+# Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+#
+# 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.
+
 import os
 
 from deepeval.metrics import GEval
diff --git a/veadk/evaluation/deepeval_evaluator/deepeval_evaluator.py b/veadk/evaluation/deepeval_evaluator/deepeval_evaluator.py
index 780b6159..294963a3 100644
--- a/veadk/evaluation/deepeval_evaluator/deepeval_evaluator.py
+++ b/veadk/evaluation/deepeval_evaluator/deepeval_evaluator.py
@@ -21,18 +21,15 @@
 from deepeval.models import LocalModel
 from deepeval.test_case import LLMTestCase
 from deepeval.test_case.llm_test_case import ToolCall
+from pydantic import Field
 from typing_extensions import override
 
 from veadk.config import getenv
+from veadk.evaluation.types import EvalResultCaseData, EvalResultMetadata
 from veadk.utils.logger import get_logger
 
 from ..base_evaluator import BaseEvaluator, EvalResultData, MetricResult
-from ..utils.prometheus import (
-    EvalResultCaseData,
-    EvalResultMetadata,
-    PrometheusPushgatewayConfig,
-    push_to_prometheus,
-)
+from ..utils.prometheus import PrometheusPushgatewayConfig, push_to_prometheus
 
 logger = get_logger(__name__)
 
@@ -46,14 +43,23 @@ class DeepevalEvaluator(BaseEvaluator):
     def __init__(
         self,
         agent,
-        judge_model_api_key: str = getenv("MODEL_JUDGE_API_KEY"),
-        judge_model_name: str = getenv(
-            "MODEL_JUDGE_NAME",
-            "doubao-seed-1-6-250615",
+        judge_model_api_key: str = Field(
+            ...,
+            default_factory=lambda: getenv("MODEL_JUDGE_API_KEY"),
         ),
-        judge_model_api_base: str = getenv(
-            "MODEL_JUDGE_API_BASE",
-            "https://ark.cn-beijing.volces.com/api/v3/",
+        judge_model_name: str = Field(
+            ...,
+            default_factory=lambda: getenv(
+                "MODEL_JUDGE_NAME",
+                "doubao-seed-1-6-250615",
+            ),
+        ),
+        judge_model_api_base: str = Field(
+            ...,
+            default_factory=lambda: getenv(
+                "MODEL_JUDGE_API_BASE",
+                "https://ark.cn-beijing.volces.com/api/v3/",
+            ),
         ),
         name: str = "veadk_deepeval_evaluator",
         prometheus_config: PrometheusPushgatewayConfig = None,
diff --git a/veadk/evaluation/types.py b/veadk/evaluation/types.py
new file mode 100644
index 00000000..5443e899
--- /dev/null
+++ b/veadk/evaluation/types.py
@@ -0,0 +1,33 @@
+# Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd. and/or its affiliates.
+#
+# 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.
+
+from dataclasses import dataclass
+
+
+@dataclass
+class EvalResultCaseData:
+    id: str
+    input: str
+    actual_output: str
+    expected_output: str
+    score: str
+    reason: str
+    status: str  # `PASSED` or `FAILURE`
+    latency: str
+
+
+@dataclass
+class EvalResultMetadata:
+    tested_model: str
+    judge_model: str
diff --git a/veadk/evaluation/utils/prometheus.py b/veadk/evaluation/utils/prometheus.py
index b33d63ad..861db30f 100644
--- a/veadk/evaluation/utils/prometheus.py
+++ b/veadk/evaluation/utils/prometheus.py
@@ -12,38 +12,34 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from dataclasses import dataclass
 
 from prometheus_client import CollectorRegistry, Gauge, push_to_gateway
 from prometheus_client.exposition import basic_auth_handler
+from pydantic import Field
 
 from veadk.config import getenv
-
-
-@dataclass
-class EvalResultCaseData:
-    id: str
-    input: str
-    actual_output: str
-    expected_output: str
-    score: str
-    reason: str
-    status: str  # `PASSED` or `FAILURE`
-    latency: str
-
-
-@dataclass
-class EvalResultMetadata:
-    tested_model: str
-    judge_model: str
+from veadk.evaluation.types import EvalResultCaseData, EvalResultMetadata
 
 
 class PrometheusPushgatewayConfig:
-    url: str = getenv(
-        "OBSERVABILITY_PROMETHEUS_PUSHGATEWAY_URL",
+    url: str = Field(
+        ...,
+        default_factory=lambda: getenv(
+            "OBSERVABILITY_PROMETHEUS_PUSHGATEWAY_URL",
+        ),
+    )
+    username: str = Field(
+        ...,
+        default_factory=lambda: getenv(
+            "OBSERVABILITY_PROMETHEUS_USERNAME",
+        ),
+    )
+    password: str = Field(
+        ...,
+        default_factory=lambda: getenv(
+            "OBSERVABILITY_PROMETHEUS_PASSWORD",
+        ),
     )
-    username: str = getenv("OBSERVABILITY_PROMETHEUS_USERNAME")
-    password: str = getenv("OBSERVABILITY_PROMETHEUS_PASSWORD")
 
 
 registry = CollectorRegistry()