initial

deno.json

@@ -0,0 +1,12 @@
+{
+  "imports": {
+    "@std/assert": "https://deno.land/std@0.224.0/assert/mod.ts",
+    "@std/testing": "https://deno.land/std@0.224.0/testing/mock.ts"
+  },
+  "tasks": {
+    "dev": "deno run --allow-env --allow-sys demo.js",
+    "test": "deno test --allow-env --allow-sys",
+    "lint": "deno lint",
+    "check": "deno check lib/logger.ts"
+  }
+}