diff --git a/.github/workflows/deploy_to_gcp.yml b/.github/workflows/deploy_to_gcp.yml
index faccd9e..0b1d1ee 100644
--- a/.github/workflows/deploy_to_gcp.yml
+++ b/.github/workflows/deploy_to_gcp.yml
@@ -45,11 +45,6 @@ jobs:
           export GOOGLE_APPLICATION_CREDENTIALS="$HOME/sa.json"
           ./scripts/deploy/init_terraform.sh
 
-      - name: Exec Container Image Push to Artifact Registry
-        run: |
-          export GOOGLE_APPLICATION_CREDENTIALS="$HOME/sa.json"
-          ./scripts/deploy/build_image_to_gar.sh
-
       - name: Exec Terraform plan shell
         run: |
           export GOOGLE_APPLICATION_CREDENTIALS="$HOME/sa.json"
diff --git a/src/requirements.txt b/src/requirements.txt
index ead9a25..6ec7538 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -1 +1,2 @@
-functions-framework==3.*
\ No newline at end of file
+functions-framework==3.*
+google-cloud-logging
diff --git a/src/utils/custom_logger.py b/src/utils/custom_logger.py
index 80186ed..7c5541e 100644
--- a/src/utils/custom_logger.py
+++ b/src/utils/custom_logger.py
@@ -11,18 +11,20 @@ class CoogelCustomLogger():
         self.logger = logging.getLogger(name)
         self.logger.setLevel(logging.INFO)
 
-        handler = logging.StreamHandler()
-        handler.setLevel(logging.INFO)
-        # メッセージのみ(フォーマットなし)
-        formatter = logging.Formatter("%(message)s")
-        handler.setFormatter(formatter)
-
         if not self.logger.handlers:
+            handler = logging.StreamHandler()
+            handler.setLevel(logging.INFO)
+            # メッセージのみ(フォーマットなし)
+            formatter = logging.Formatter("%(message)s")
+            handler.setFormatter(formatter)
             self.logger.addHandler(handler)
 
+        # 親ロガー（root）への伝播を止める → 二重出力防止
+        self.logger.propagate = False
+
     def _log(self, message,level="INFO",**fields):
         payload = {
-            "serverity": level,
+            "severity": level,
             "message": f"{message}",
             **fields
         }
@@ -39,7 +41,7 @@ class CoogelCustomLogger():
 
     def exception(self, message, **fields):
         payload = {
-            "serverity": "ERROR",
+            "severity": "ERROR",
             "message": f"{message}",
             **fields
         }
diff --git a/terraform/provider.tf b/terraform/provider.tf
index 218805c..47ede87 100644
--- a/terraform/provider.tf
+++ b/terraform/provider.tf
@@ -1,5 +1,5 @@
 terraform {
-  backend "gcs" {}
+  # backend "gcs" {}
 }
 
 # Google Providerの設定