improve metadata

package.json

@@ -1,11 +1,12 @@
 {
   "name": "@radiomanifest/radiomanifest",
   "version": "0.1.0",
-  "description": "",
+  "description": "An implementation of the ever-famous [radiomanifest spec](https://radiomanifest.degenerazione.xyz//)",
   "main": "radiomanifest.js",
   "module": "radiomanifest.js",
   "directories": {
-    "test": "tests"
+    "doc": "doc",
+    "test": "test"
   },
   "repository": {
     "type": "git",
@@ -18,8 +19,8 @@
     "docs": "TZ=UTC jsdoc -c ./jsdoc.conf.json --tutorials doc/tutorials/ --package ./package.json . doc/home.md",
     "build": "webpack"
   },
-  "author": "",
-  "license": "ISC",
+  "author": "boyska",
+  "license": "AGPL-3.0-or-later",
   "devDependencies": {
     "chai": "^4.3.4",
     "chai-as-promised": "^7.1.1",
@@ -40,5 +41,9 @@
   "dependencies": {
     "ical.js": "^1.5.0",
     "isomorphic-unfetch": "^3.1.0"
-  }
+  },
+  "keywords": [
+    "radio",
+    "podcast"
+  ]
 }