update dev container

Author: TravisEz13

.devcontainer/devcontainer.json

@@ -1,16 +1,16 @@
-// See https://aka.ms/vscode-remote/devcontainer.json for format details.
 {
-	"name": ".NET Core 6.0, including pwsh (Ubuntu 18.04)",
-	"dockerFile": "Dockerfile",
-
-	// Uncomment the next line to run commands after the container is created.
-	"postCreateCommand": "cd src/powershell-unix && dotnet restore",
-
-	"extensions": [
-		"ms-azure-devops.azure-pipelines",
-		"ms-dotnettools.csharp",
-		"ms-vscode.powershell",
-		"DavidAnson.vscode-markdownlint",
-		"vitaliymaz.vscode-svg-previewer"
-	]
+    "image": "mcr.microsoft.com/powershell/test-deps:ubuntu-22.04",
+    "features": {
+        "ghcr.io/devcontainers/features/github-cli:1": {},
+        "ghcr.io/devcontainers/features/common-utils:2": {}
+    },
+    "customizations": {
+        "codespaces": {
+            "repositories": {
+                "travisez13/dotfiles": {
+                    "permissions": "write-all"
+                }
+            }
+        }
+    }
 }