diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 10c7479..d91a01d 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -18,22 +18,22 @@
     "ghcr.io/devcontainers/features/powershell:1": {
       "version": "7.3"
     }
-  },
-  "customizations": {
-    "vscode": {
-      "extensions": [
-        "DavidAnson.vscode-markdownlint",
-        "eamodio.gitlens",
-        "github.vscode-github-actions",
-        "GitHub.codespaces",
-        "jebbs.plantuml",
-        "ms-python.isort",
-        "ms-vscode-remote.remote-containers",
-        "ms-vscode.cpptools-themes",
-        "ms-vscode.PowerShell",
-        "tomoki1207.pdf",
-        "yzhang.markdown-all-in-one"
-      ]
-    }
-  }
+},
+"customizations": {
+	"vscode": {
+		"extensions": [
+			"DavidAnson.vscode-markdownlint",
+			"eamodio.gitlens",
+			"github.vscode-github-actions",
+			"GitHub.codespaces",
+			"jebbs.plantuml",
+			"ms-python.isort",
+			"ms-vscode-remote.remote-containers",
+			"ms-vscode.cpptools-themes",
+      "ms-vscode.PowerShell",
+			"tomoki1207.pdf",
+			"yzhang.markdown-all-in-one"
+		]
+	}
+}
 }
diff --git a/.devcontainer/dotnet-linux-x64/.devcontainer/devcontainer.json b/.devcontainer/dotnet-linux-x64/.devcontainer/devcontainer.json
deleted file mode 100644
index 7734dcc..0000000
--- a/.devcontainer/dotnet-linux-x64/.devcontainer/devcontainer.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  "image": "mcr.microsoft.com/devcontainers/cpp:1.0.0-buster",
-  "features": {
-    "ghcr.io/devcontainers/features/python:1": {
-      "version": "3.11"
-    },
-    "ghcr.io/devcontainers/features/dotnet:1": {
-      "version": "6"
-    }
-  }
-}
diff --git a/.github/workflows/dotnet-publish.yml b/.github/workflows/dotnet-publish.yml
index c691772..981aed3 100644
--- a/.github/workflows/dotnet-publish.yml
+++ b/.github/workflows/dotnet-publish.yml
@@ -56,7 +56,6 @@ jobs:
       uses: devcontainers/ci@v0.3
       with:
         push: never
-        subFolder: .devcontainer/dotnet-linux-x64
         runCmd: | 
           cd ./src/dotnet
           chmod 755 *.sh