fix(documentation): Improved and updated README with detailed usage instructions

npmextra.json

@@ -9,9 +9,24 @@
       "githost": "code.foss.global",
       "gitscope": "push.rocks",
       "gitrepo": "smartfm",
-      "description": "frontmatter done right",
+      "description": "A Node.js module for handling and processing frontmatter in markdown and text files, leveraging the gray-matter library for parsing and stringifying YAML or JSON formatted frontmatter.",
       "npmPackagename": "@push.rocks/smartfm",
-      "license": "MIT"
+      "license": "MIT",
+      "keywords": [
+        "frontmatter",
+        "markdown",
+        "text files",
+        "YAML",
+        "JSON",
+        "stringify",
+        "parse",
+        "commented sections",
+        "static site generator",
+        "CMS",
+        "content metadata",
+        "metadata management",
+        "gray-matter"
+      ]
     }
   },
   "tsdoc": {