Added devcontainer

.devcontainer/Dockerfile

@@ -0,0 +1,32 @@
+FROM alpine:latest
+
+RUN apk add --update
+
+##
+# git
+##
+
+RUN apk add git openssh-client nano less
+
+##
+# c
+##
+
+RUN apk add build-base
+
+##
+# go
+##
+
+ARG GO_VERSION
+
+RUN <<_EOF_ sh
+arch=$(apk --print-arch)
+goArch="amd64"
+case \${arch} in
+    aarch64) goArch="arm64" ;;
+esac
+wget -O /tmp/go.tar.gz https://dl.google.com/go/go${GO_VERSION}.linux-\${goArch}.tar.gz
+tar -C /opt -xzf /tmp/go.tar.gz
+_EOF_
+ENV PATH="$PATH:/opt/go/bin"

.devcontainer/devcontainer.json

@@ -0,0 +1,23 @@
+{
+	"build": {
+		"args": {
+			"GO_VERSION": "1.25.3"
+		},
+		"dockerfile": "Dockerfile"
+	},
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"ms-vscode.cpptools-extension-pack",
+				"golang.go"
+			],
+			"settings": {
+				"remote.autoForwardPorts": false
+			}
+		}
+	},
+	"mounts": [
+		"source=${localEnv:HOME}${localEnv:USERPROFILE}/.ssh,target=/root/.ssh,readonly,type=bind"
+	],
+	"name": "asticode/go-astikit"
+}