🤖 Add .devcontainer settings (#199)

.devcontainer/devcontainer.json

@@ -0,0 +1,18 @@
+{
+    //"forwardPorts": [1, 2, 3],
+
+    // Install needed extensions
+    "extensions": [
+      "ms-azuretools.vscode-docker",
+      "golang.Go",
+      "MS-vsliveshare.vsliveshare",
+      "earthly.earthfile-syntax-highlighting"
+    ],
+
+    // Adds VS Code settings.json values into the environment.
+    "settings": {
+      "peacock.remoteColor": "#0078D7"
+    },
+    // Run Bash script in .devcontainer directory
+    "postCreateCommand": "/bin/bash ./.devcontainer/post-create.sh > ~/post-create.log",
+  }

.devcontainer/post-create.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+curl https://luet.io/install.sh | sudo sh
+
+sudo luet repo add kairos --yes --url quay.io/kairos/packages --type docker
+sudo luet install -y utils/goreleaser utils/earthly