Add files for devcontainer

.devcontainer.json

@@ -0,0 +1,36 @@
+{
+  "name": "Example devcontainer for add-on repositories",
+  "image": "ghcr.io/home-assistant/devcontainer:addons",
+  "appPort": [
+    "7123:8123",
+    "7357:4357"
+  ],
+  "postStartCommand": "sudo -E bash devcontainer_bootstrap",
+  "runArgs": [
+    "-e",
+    "GIT_EDITOR=code --wait",
+    "--privileged"
+  ],
+  "containerEnv": {
+    "WORKSPACE_DIRECTORY": "${containerWorkspaceFolder}"
+  },
+  "extensions": [
+    "timonwong.shellcheck",
+    "esbenp.prettier-vscode"
+  ],
+  "mounts": [
+    "type=volume,target=/var/lib/docker"
+  ],
+  "settings": {
+    "terminal.integrated.profiles.linux": {
+      "zsh": {
+        "path": "/usr/bin/zsh"
+      }
+    },
+    "terminal.integrated.defaultProfile.linux": "zsh",
+    "editor.formatOnPaste": false,
+    "editor.formatOnSave": true,
+    "editor.formatOnType": true,
+    "files.trimTrailingWhitespace": true
+  }
+}

.vscode/tasks.json

@@ -0,0 +1,19 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "Start Home Assistant",
+      "type": "shell",
+      "command": "sudo chmod a+x /usr/bin/supervisor* && sudo -E supervisor_run",
+      "group": {
+        "kind": "test",
+        "isDefault": true
+      },
+      "presentation": {
+        "reveal": "always",
+        "panel": "new"
+      },
+      "problemMatcher": []
+    }
+  ]
+}