chore: add devcontainer

.devcontainer/Dockerfile

@@ -0,0 +1,11 @@
+ARG VARIANT=bullseye
+FROM --platform=linux/amd64 mcr.microsoft.com/devcontainers/base:0-${VARIANT}
+
+# install deno
+ENV DENO_INSTALL=/deno
+RUN mkdir -p /deno \
+    && curl -fsSL https://deno.land/x/install/install.sh | sh \
+    && chown -R vscode /deno
+
+ENV PATH=${DENO_INSTALL}/bin:${PATH} \
+    DENO_DIR=${DENO_INSTALL}/.cache/deno

.devcontainer/devcontainer.json

@@ -0,0 +1,29 @@
+{
+	"name": "Deno",
+ 	"build": {
+		"dockerfile": "Dockerfile"
+	},
+
+	"customizations": {
+		"vscode": {
+			"settings": { 
+				// Enables the project as a Deno project
+				"deno.enable": true,
+				// Enables Deno linting for the project
+				"deno.lint": true,
+				// Sets Deno as the default formatter for the project
+				"editor.defaultFormatter": "denoland.vscode-deno"
+			},
+
+			"extensions": [
+				"denoland.vscode-deno"
+			]
+		}
+	},
+
+	"remoteUser": "vscode",
+	"features": {
+		// Add rust support
+		"ghcr.io/devcontainers/features/rust:1": {}
+	}
+}

tools/format.ts

@@ -37,6 +37,7 @@ const p3 = await Deno.run({
     "www/pages",
     "docs/rules",
     "README.md",
+    ".devcontainer",
   ],
   stdin: "null",
 }).status();