move devcontainer to containers

.devcontainer/devcontainer.json

@@ -1,32 +0,0 @@
-// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
-// https://github.com/microsoft/vscode-dev-containers/tree/v0.154.0/containers/ruby
-{
-    "name": "Go",
-    "build": {
-        "context": "..",
-        "dockerfile": "Dockerfile",
-        "args": {
-            "VARIANT": "1.16",
-        }
-    },
-
-    // Set *default* container specific settings.json values on container create.
-    "settings": {
-        "terminal.integrated.shell.linux": "/bin/bash"
-    },
-
-    // Add the IDs of extensions you want installed when the container is created.
-    "extensions": [
-        "ms-kubernetes-tools.vscode-kubernetes-tools",
-        "golang.go"
-    ],
-
-    // Use 'forwardPorts' to make a list of ports inside the container available locally.
-    // "forwardPorts": [],
-
-    // Use 'postCreateCommand' to run commands after the container is created.
-    // "postCreateCommand": "export RUBYJQ_USE_SYSTEM_LIBRARIES=1 && bundle install",
-
-    // Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
-    "remoteUser": "vscode"
-}