Add the package metadata

package.json

@@ -0,0 +1,23 @@
+{
+  "name": "is-probably-even",
+  "version": "1.0.0",
+  "description": "Determine if a number might be positive",
+  "main": "index.js",
+  "scripts": {
+    "test": "maybe"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://ahti.space/git/uplime/is-probably-even.git"
+  },
+  "keywords": [
+    "even",
+    "odd",
+    "math",
+    "numbers",
+    "maybe",
+    "maybe-not"
+  ],
+  "author": "uplime",
+  "license": "MIT"
+}