fix(package): update repository URL format and format keywords for readability

Author: andrenfe

package.json

@@ -2,15 +2,22 @@
   "name": "nfe-io",
   "version": "3.0.1",
   "description": "Official NFE.io SDK for Node.js 18+ - TypeScript native with zero runtime dependencies",
-  "keywords": ["nfe", "nfse", "nota-fiscal", "invoice", "brazil", "typescript"],
+  "keywords": [
+    "nfe",
+    "nfse",
+    "nota-fiscal",
+    "invoice",
+    "brazil",
+    "typescript"
+  ],
   "author": {
     "name": "NFE.io Team",
     "email": "dev@nfe.io"
   },
   "license": "MIT",
   "repository": {
     "type": "git",
-    "url": "https://github.com/nfe/client-nodejs.git"
+    "url": "git+https://github.com/nfe/client-nodejs.git"
   },
   "bugs": "https://github.com/nfe/client-nodejs/issues",
   "homepage": "https://nfe.io",